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International Domains Get ICANN Thumbs Up
Friday, October 30, 2009
International Domains Get ICANN Thumbs UpStarting in mid-November, countries and territories will be able to apply to show domain names in their native language, a major technical tweak to the Internet designed to increase language accessibility.

On Friday, the Internet's addressing authority approved a Fast-Track Process for applying for an IDN (Internationalized Domain Name) and will begin accepting applications on Nov. 16.

The move comes after years of technical testing and policy development, said the Internet Corporation for Assigned Names and Numbers (ICANN), which held a meeting in Seoul this week.

Currently, domain names can only be displayed using the Latin alphabet letters A-Z, the digits 0-9 and the hyphen, but in future countries will be able to display country-code Top Level Domains (cc TLDs) in their native language. ccTLDs are those that have a two-letter country designation at the end of a domain name.

In reality, the new domain names will be stored in the DNS as sequences of letters and numbers beginning xn-- in order to maintain compatibility with the existing infrastructure. The characters following the xn-- will be used to encode a sequence of Unicode characters representing the country name.

One of the primary concerns with implementing IDNs is the security and stability of the Domain Name System (DNS). That system enables the translation of domain names written with characters and digits into IP (Internet Protocol) addresses, which can then be queried by a Web browser.

ICANN said it would initially allow for a "limited" number of IDNs, which are subject to ICANN's approval and stability testing. Still, there are likely to be hiccups, ICANN warned.

"The usability of IDNs may be limited, as not all application software is capable of working with IDNs," ICANN said in a59-page proposal dated Sept. 30 that describes the Fast Track process. "It is up to each application developer to decide whether or not they wish to support IDNs. This can include, for example, browsers, email clients, and sites where you sign up for a service or purchase a product and in that process need to enter an e-mail address."

ICANN has set some language restrictions for IDNs: they must be in an official language of a country or territory and have legal status or at minimum "serve as a language of administration."

According to the proposal, ICANN will charge registries US$26,000 for an evaluation processing fee, which can be paid in the local currency. ICANN would also like an annual contribution fee of 3 percent of a registries revenue, which can be as low as 1 percent for low-volume registries. For both fees, registries can request a fee waiver, ICANN said.

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by Sajin George on 9:11 PM  
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Web Goes Worldwide With International Domains

As expected, the Internet Corporation for Assigned Names and Numbers, more commonly referred to as ICANN, approved the use of non-Latin characters in domain names. Concluding a week of meetings in Seoul, South Korea, the ICANN vote takes the Web a step closer to actually living up to the 'World Wide' part of its name.

The move comes rather quickly in the wake of the United States loosening its draconian control of ICANN. It was less than a month ago that the United States released sole oversight of ICANN and turned it into a global, private-sector led organization.

Prior to the vote ICANN CEO Rod Beckstrom shared the importance of the decision. "This represents one small step for ICANN, but one big step for half of mankind who use non-Latin scripts, such as those in Korea, China and the Arabic speaking world as well as across Asia, Africa, and the rest of the world."

Expanding the Alphabet

Web sites have been able to use some international alphabets for part of the URL, but until this decision the domain suffix--the part at the end like .com or .us--has been a victim of its roots. It may be called the World Wide Web, but it was born in the United States, controlled by the United States, and the domain naming conventions have been a slave to their heritage.

ICANN will begin accepting requests for domains using traditional or simplified Chinese, Russian Cyrillic, Hebrew, Hindi, Arabic and other international alphabets, but only for a limited set of top level domains (TLD). The initial approval applies to regionally-controlled country-code TLD's only. So, international characters will be accepted for domains like .ru (Russia), .cn (China) and other similar domains, but not for the generic TLD's like .com and .net...at least not yet.

Potential Risks and Concerns

The decision on using international characters for generic domains is still a year or two off. ICANN has to wrestle with the implications of having .com being able to be expressed in multiple alphabets. Should an entity like PC World automatically be granted its pcworld.com domain in all available alphabets, or would each international incarnation of the domain be a separate Web presence? ICANN members don't currently agree on how to address that issue.

The use of international alphabets also poses some other potential problems. As far back as 2002 security researchers recognized that similar-looking characters, or homoglyphs, could be transposed to spoof a domain name. The concept is similar to techniques used to make more complex passwords or in hacker-speak. For example, my name could be represented by T0ny Br@dl3y.

It is fairly obvious that the example uses numbers and alternate characters, but some international alphabet characters may appear virtually identical to Latin alphabet characters in some fonts. So pcworld.com in the standard English alphabet will take you to the official PC World domain, but transposing an alternate international character for the 'c' or the 'o' could result in a unique domain URL which could be used to create a malicious spoof of the pcworld.com web site.

It's a Small World, After All

The United States has a generally high opinion of itself. We have a tendency to call things 'World' when they are really United States-centric, like the World Series going on now between the Yankees and the Phillies. No other countries were invited to participate, so who's to say the winner of the World Series is actually the best team in the world?

The potential concerns aside, the move by ICANN is a step in the right direction. The Internet just turned 40 years old. It has transformed the way people communicate and do business around the world. As it turns out, a good percentage of the world doesn't read, write, speak, or think in English. It's about time that the World Wide Web be more accessible to people outside of the Western hemisphere.

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by Sajin George on 9:06 PM  
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Windows 7: Choosing the Right Version
Tuesday, October 27, 2009

In case you missed it, Windows 7 is available now. October 22nd was marked with a moderate amount of hoopla to introduce the new flagship operating system. Now, users are faced with the task of not only deciding whether or not to upgrade, but of choosing which of the many variations of Windows 7 to install.

Microsoft has 6 different versions of Windows 7 available: Starter, Home Basic, Home Premium, Professional, Ultimate, and Enterprise. The Windows 7 Starter version is aimed primarily at low-end netbook devices, and the Windows Home Basic version is only available in emerging markets, so we can rule those two out right away.

Microsoft thinks that it is doing you a favor by essentially making Windows Home Premium the de facto version. A quick browse through the systems available from Best Buy or Amazon shows that almost every system available now comes pre-installed with Windows Home Premium, with a significant percentage being the 64-bit version of Windows Home Premium.

Windows Home Premium is OK, but it lacks key features. Microsoft has this habit of adding all kinds of eye candy and multimedia bells and whistles to the home version, but leaving out important security features and customization capabilities. I chalk it up to an effort to provide a dummy-proof entertainment system and be more like Apple, but the result is that consumers get an inferior version of Windows that doesn't come close to the Mac OS X experience.

Microsoft isn't Apple and Windows isn't Mac. If Microsoft focused more on providing the best version of Windows for consumers and less on trying to be cool or dummy proof, it would be doing itself and you both a favor.

Microsoft aims the cream of the crop of the security features at enterprise customers. Granted, they need them as well, but enterprises tend to have IT administrators and technical support personnel who install, manage, and oversee firewall and antivirus products, monitor the network for outbreaks, and provide security remediation and cleanup when necessary. Home users don't have those resources so they need the operating system to be as secure as possible by default.

Home users should have Windows 7 Ultimate in order to have the full range of Windows 7 features and capabilities. Laptop users in particular should upgrade to Windows 7 Ultimate so they can take advantage of BitLocker Disk Encryption to protect the data on the laptop in the event that it is lost or stolen.

Small businesses are more or less ignored by Microsoft. They are not an enterprise or a consumer. Microsoft intends the Windows 7 Professional version for small and medium business customers. Windows 7 Professional has some enhancements such as the ability to join a Windows network domain, but still lacks key features like BitLocker, as well as the enterprise capabilities like DirectAccess and Branch Cache.

Granted, small and medium business customers need to have a Windows Server 2008 domain environment to take advantage of these advanced Windows 7 features, but it is worth it for organizations with remote and roaming workers or branch locations. To gain access to these features, I suggest small and medium businesses also invest in Windows 7 Ultimate.

There you have it. If I were calling the shots at Microsoft we could instantly narrow the field down to three options: Windows 7 Starter for netbooks, Windows 7 Enterprise for large corporate customers, and Windows 7 Ultimate for everyone else.

If you are going to spend the time and money to upgrade to Windows 7, you may as well invest a little extra and get the version that has all of the features, and capabilities rather than choosing one with limited functionality. You'll thank me later.

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by Sajin George on 7:49 PM  
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VMware Workstation Now Optimized for Windows 7
This year marks the tenth anniversary for VMware Workstation, which has now been optimized for Windows 7 with its latest release.

VMware's virtualization solutions allow developers, quality analysis, help agents, and other professionals run many "guest" operating systems on a single host computer. VMware Workstation 7, released Tuesday, adds Windows 7 support, enhanced 3D graphics, and more.

The product fully supports Windows 7 in either 32-bit or 64-bit modes. It even works with Flip 3D and Aero Peek to show virtual-machine activity in real time. Improved virtualization of 3D graphics means that VMware 7 virtual machines can handle applications that require Windows Aero, DirectX 9.0c Shader Model 3 and OpenGL 2.1. A single virtual machine can now make use of up to four virtual CPUs and up to 32 Gbytes of RAM. This release also included a number of features aimed specifically at software developers.

The product is available for download from www.vmware.com/workstation and also in retail stores for a suggested price of $189. Current VMware users can upgrade for $99.

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by Sajin George on 7:46 PM  
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Symantec Opens Public Beta of Norton 360 Version 4
On Tuesday, Symantec opened public access to beta testing of Norton 360 v4. This new version includes most of the same technology that made Norton Internet Security 2010 PCMag.com's Editors Choice in security suites. In particular, the new version enhances malware detection using a new technology code-named Quorum.

Quorum draws non-personal information from millions of Symantec installations to derive statistical information that helps pin down fast-changing malware. A file found on many participating systems is safer than one found on just a handful. A file seen for the first time today is more suspicious than one that's been around a while, and so on. According to Symantec, Quorum now tracks 70 million files and identifies one million new files each week.

Like Norton Internet Security 2010, the Norton 360 beta also relies on Norton Insight, which identifies known good programs, and SONAR 2, which recognizes malware based on program behavior. These three technologies work together, along with traditional signature-based malware detection. In testing, the combination proved very effective.

Norton 360's user interface received a minor update to highlight its familial relationship with Norton Internet Security. Users value the product's backup and tune-up features, so Symantec gave these a boost as well. For example the startup manager offers more information about startup programs and more flexibility in delaying their launch, and users can now access their online backup sets from any Web-equipped computer.

The beta is freely available now at Norton's 360 beta site. The final product release is expected early in 2010, at which time PCMag will conduct a full evaluation and review.

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by Sajin George on 7:45 PM  
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Windows 7 Upgrade Stymies Some PCs

Some users trying to upgrade from Windows Vista to Windows 7 have seen their PCs crippled by an endless series of reboots, according to reports on Microsoft's support forum.

A Microsoft engineer writing on the same forum said the company was investigating users' problems, but downplayed them as "isolated issues."

Users began posting messages about the endless reboots Friday, saying that the Windows 7 installation would hang two-thirds through the upgrade. They reported a message on their machines that claimed the upgrade had been unsuccessful and that Vista would be restored. Instead, their PCs again booted to the Windows 7 setup process, failed, then restarted the cycle.

"My upgrade failed in [the] last step," said a user identified as "Manjigani" in a thread titled "Windows 7 -- Install Message -- Upgrade Unsuccessful" on the Windows 7 support forum. "And now it is in continuous loop. I let it run overnight hoping that it will fix itself, but no luck. I am stuck in limbo."

"All the promises of stability and simplicity, and now there are so many problems with installation," bemoaned another used, "Derrty," on the same thread. "I can't even access my laptop nor do I have the ability to roll my system back to Vista. All indications are the install removed any trace of Vista."

Other than trying to upgrade from Vista to Windows 7, there did not seem to be any common characteristics of the computers or the users' actions. Some said that they had purchased a Windows 7 upgrade electronically from Microsoft's online store, others said they had downloaded the upgrade from Digital River, the Minneapolis-based company that fulfills Microsoft's $29.99 offer to college students, while still others said they had bought a retail copy of the new operating system at stores like Best Buy.

Users vented their rage online in scores of messages.

"How on earth is Windows 7 so poorly manufactured that there even NEEDS to be a solution to installation issues?" asked "Chimaera717," who later reported receiving a marketing message from Microsoft while struggling with the endless reboots. "I just got an e-mail from Windows, titled 'Windows 7: Your PC, Simplified.' I really want to e-mail them back and say 'Windows 7: My PC, Crippled'."

Microsoft support engineers entered the thread Sunday, asking for information from affected users, such as the version of Vista running before the Windows 7 upgrade attempt, and what, if any, antivirus software was on the machine.

Sunday afternoon, a support engineer named "Keith" said that some users' problems may be related to the optical drive speed when creating an install DVD from a disk image downloaded from the Microsoft store or through Digital River. "Make sure you are burning the image at the slowest speed possible to avoid corruption on the installation disc," said Keith.

"Digital River and Microsoft are investigating reports of this issue," he added. "This appears to be a series of isolated issues that are often related to the user's Internet provider or installed third-party software."

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by Sajin George on 7:40 PM  
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Five Reasons to Upgrade to Windows 7
Friday, October 23, 2009

The curtain has been raised and the confetti has fallen. Windows 7 is here. After the problems with the launch of Windows Vista-- both real and perceived-- many users are cautious about jumping on Windows 7 too quickly.

Windows 7 offers little more than incremental improvements and cosmetic enhancements over Windows Vista, and Windows Vista users may be wise to simply hold off until its time for a new PC. But the majority of users are still using Windows XP and even Vista users have reason to embrace Windows 7. Let's look at 5 reasons why you should make the switch to Windows 7 today.

1. Vista haters. Whether you are one of the nearly 19 percent of consumers who are actually running Windows Vista and don't like it, or part of the larger crowd of those who hate Windows Vista purely based on anecdotal stories and ‘I'm a Mac' ads from Apple, Windows 7 is not Windows Vista.

The two most common complaints about Windows Vista are poor device driver support and annoyance over the UAC (user account control) pop-up alerts. Windows 7 has vastly superior device support, and Microsoft has modified the functionality of UAC to provide the user with more control over the alert prompts.

2. XP diehards. Security is arguably the best reason for a Windows XP user to make the switch. A lot has changed since the Clinton-era. Windows 7 has UAC, ASLR (address space layout randomization), and DEP (data execution prevention) in addition to improved operating system kernel protection. Certain versions of Windows 7 also include BitLocker and BitLocker-to-Go encryption.

There are also a number of improvements in the user interface that make it simpler and more intuitive to work with the operating system. The Windows Action Center, improved data backup, Blu-ray disc support, and jump lists stand out as good reasons to make the switch.

3. Home networking. Networking Windows-based desktops together in the home has theoretically been possible since Windows 3.11. However, it has been easier said than done and has come with certain security tradeoffs depending on which version of Windows you're trying to network.

Microsoft is offering Windows 7 in a family pack with 3 licensed copies to allow families to upgrade all of the systems in the home at a discount. If you take advantage of that, you can also take advantage of Home Groups which greatly simplify the process of sharing data and other resources between Windows 7 systems while also providing better protection to prevent guests or unauthorized users from being able to access those same resources.

4. Media sharing. Since the days of Windows XP a lot has changed in terms of digital media. MP3's are quickly replacing compact discs as the primary music format, and computers with TV tuners can act as DVR's (digital video recorders).

Windows 7 makes it fairly seamless and intuitive to share audio and video media between the various devices on the network. You can access and share libraries, play audio and video files to remote systems on the network, copy recorded shows from one system to another, and more with relative ease.

5. Go with the flow. When I was a teen lusting after my first computer, I wanted a Mac. The mother of a friend of mine worked for Apple so I got to play with the first-generation Mac at his house and that is what I wanted. My mother nixed that plan because she pointed out that they used PC's at her work, and my uncle was a programmer on a PC, and we had family and friends with PC's. The logic was that by getting a PC I would have more resources available to me than if I went with the obscure, albeit cooler, Mac.

Fast forward a few years and I was still trying to be a non-conformist even while using a PC. I ran the IBM OS/2 operating system on an AMD-based system (before it was the household name it is now). I used a non-HP printer and a non-Hayes modem. I made sure my sound card was not from Creative Labs. What I found was that all of that really just made my life more difficult trying to find drivers and make it all play nicely together.

So-- reason number 5 to embrace Windows 7 is to go with the flow. Between Windows XP, Windows Vista, and Windows 7, the Microsoft operating system dominates nearly 95 percent of the operating system market share. Now that Windows 7 is out, Microsoft and third-party software providers will be quick to drop support and development for Windows XP.

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by Sajin George on 11:26 AM  
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Windows 7 Launches Today
Thursday, October 22, 2009
Let the countdown begin. We are at less than T-minus 8 hours to the general availability of Windows 7. Whether you are a die-hard Windows XP user, or a Windows Vista user (satisfied or disgruntled), or even a user of a non-Windows operating system, there is reason to look at Windows 7 and give serious consideration to embracing the new operating system.

Microsoft CEO Steve Ballmer will be headlining the red-carpet Windows 7 launch event in New York on Thursday. Perhaps Microsoft is a little gun-shy after the Vista backlash, but the Windows 7 launch is significantly more modest than the nightclub gala spectacle Microsoft hosted to introduce Windows Vista.

By most accounts though, Microsoft would be much more justified in celebrating the launch of Windows 7. Throughout the beta testing and public preview of the new operating system it has been favorably reviewed and showered with accolades-- the most common being that its not Vista.

Users have some PTSD (post traumatic stress syndrome) about new Windows operating systems as well resulting from experience-- either firsthand or anecdotal-- with Windows Vista. Among desktop operating systems, Windows XP still holds a commanding 71.5 percent to Windows Vista's 18.62 percent.

The broad availability of the Windows 7 beta and RC (release candidate) versions have allowed a large number of users to dip their toe into the Windows 7 waters though which should help overcome the trepidation they might feel about rushing out to get the OS tomorrow.

Many users will be making the first operating system upgrade they have made in nearly a decade. The vast majority of them are probably running on hardware that is fine for Windows XP, but lacks the zest to run Windows 7. That is why David Coursey, a PC World peer, recommends that users would be better off to purchase a new system that includes Windows 7 than to upgrade from XP to Windows 7 on their existing hardware. I definitely agree that the experience is much more likely to be favorable with new hardware than trying to fit the round Windows 7 peg into the square Windows XP hardware.

Dell has a lot to gain from a successful Windows 7. Dell has experienced sluggish PC sales and has stubbornly avoided trading profit for volume by embracing the netbook market. That decision has allowed Acer to surpass Dell for PC market share and knocked Dell down to third place. Unlike Acer though, Dell has established relationships large enterprise customers and 2010 could be a very good year if those customers finally drop Windows XP and refresh their technology for Windows 7.

There are a number of very good reasons to forget about the Windows Vista debacle and give Windows 7 a chance. Windows 7 has improved security features, and enhanced networking for both consumers and businesses. Microsoft has resolved the issues-both real and perceived-with Windows Vista and developed an operating system that performs well and provides a great end-user experience.

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by Sajin George on 8:18 AM  
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PS3 finally wins a month
Tuesday, October 20, 2009

For the first time, the Sony PlayStation 3 was the monthly top-selling video game console, a mark that has been nearly three years in the making for the much-maligned platform.

According to video game analyst NPD, Sony sold 491,800 PS3s in September, beating out Nintendo's Wii--which moved 462,800 units--and Microsoft's Xbox 360, which came in last at 352,600 units sold for the month.


The PS3, the newest iteration of Sony's next-generation video game console, finally won the top slot in a monthly sales report, thanks to the platform's lowest price ever.

(Credit: Sony)

For Sony, the news seemed to prove that many would-be PS3 buyers had been waiting for nearly three years to get one of the consoles at a price more in line with what Nintendo and Microsoft charge for their devices.

In August, Sony unveiled the $299 PS3 Slim, which got the platform under the $300 level for the first time. The Wii currently runs for $199, and the lowest-price Xbox goes for the same.

Based on the PS3 price cut, some analysts had been predicting that the console would finally come out on top when NPD released its September numbers. Indeed, Wedbush Morgan Securities analyst Michael Pachter was proven right when he suggested that price cuts for all three consoles would most benefit Sony. He even said that he thought it is possible that the PS3 will outsell the Xbox for the rest of the year, which, if true, would be a major blow to Microsoft's video games group.

Sony would do well to temper any crowing. Its first one-month victory came after nearly three years, and clearly demonstrates that many buyers felt the console was too expensive previously. The PS3 was originally released with a top price of $599.

Still, the September results are big news for Sony and could be a sign that things are finally turning around for the beleaguered PS3. Given that Sony has always maintained that the next-generation console has a ten-year lifespan, we could eventually see the PS3 emerge as the next-gen victor, but only if the company keeps the console priced competitively and ensures that software offerings stay strong.

At the same time, the September numbers are also further proof that the Wii is no longer invulnerable. For most of the last three years, Nintendo's console has been the industry leader, dominating the offerings from Sony and Microsoft and forcing the two companies to argue that the Wii is actually in a different category than the PS3 and Xbox 360. Now, however, we're likely to see a realignment of the PS3's marketing, at least, relative to the Wii.

Video games across the board

Sony's first monthly win will certainly get most of the ink, but it's also noteworthy that the video games industry as a whole posted an impressive September on the heels of several lackluster months.

For the month, according to NPD, the industry posted sales of $1.28 billion, up 1 percent from $1.27 billion a year ago. That suggests that consumers are once again shelling out for games and consoles, especially now that the holiday season is approaching.

"The industry managed a modest increase over September 2008, and generated the second bestselling September on record after 2007 when Halo 3 released and sold over 3 million copies that month," wrote NPD analyst Anita Frazier in a note accompanying her monthly report. "On a unit sales basis, the industry was flat. The increase in revenues is driven by a rise in average retail prices in all categories with the exception of console hardware in which the average retail price decreased 8 percent from last September."

And while the Xbox came in third among consoles, Frazier reported that the Microsoft gaming platform did contribute "the most to industry unit and dollar sales as sales of the 360 hardware, software and accessories comprised 32 percent of the month's revenues."

But the PS3 price cut had the most visible impact. Frazier pointed out that the console sold more than twice as many PS3s in September as it did during the same month a year ago.

by Sajin George on 11:12 AM  
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Acer Introduces Laptop With Multitouch Display
Wednesday, October 14, 2009

Acer introduced its first laptop with a multitouch display, which the company said is an intuitive way to make computing fun and easy.

The Acer Aspire 5738PB includes a 15.6-inch screen on which two fingers can be placed to manipulate images, write notes or zoom into maps. Multitouch input brings a new dimension to laptop functionality as it offers a natural way for users to interact with PCs, Acer said in a statement.

Acer joins a bunch of PC makers offering multitouch laptops, including Hewlett-Packard and Dell. Lenovo recently introduced a multitouch laptop with a four-finger input capability. Acer will start selling the laptop in the U.S. on Oct. 22, the same day Microsoft releases its next-generation Windows 7 OS. The laptop will come preloaded with Windows 7, which has native touchscreen support.

The US$799 Acer Aspire 5738PB laptop comes with Intel's Core 2 Duo T6600 processor running at 2.2GHz. It also includes ATI Radeon HD4570 graphics, 4GB of memory and a 320GB hard drive. It weighs about 6.16 pounds (2.79 kilograms). The company wasn't immediately available for comment on battery life.

Acer also expanded its Aspire Timeline series of laptops with new models that are powered by Intel's low-voltage dual-core processors to help extend battery life. The laptops come with screen sizes ranging from 11.6 inches to 15.6 inches and weigh between 3.5 pounds to 5.3 pounds.

The Acer Aspire Timeline AS1810 offers an eight-hour battery life and is the thinnest and lightest of the new laptops. A sample configuration with a 1.3GHz Intel Core 2 Duo processor, 4GB of memory and 320GB of hard drive storage was listed at $599.

by Sajin George on 7:02 PM  
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Twitter: Don't Change Your Log-in Data Until Further Notice
Twitter users should refrain from changing their log-in data until further notice or else risk getting locked out of their accounts.

Twitter is investigating instances of users who have lost access to their accounts after modifying their usernames, passwords or e-mail addresses, the microblogging company said on Tuesday.

Until the problem is resolved, Twitter users shouldn't modify their log-in data, according to an official posting on Twitter's Status Web site.

"This seems to affect new users as well as long term users," the note reads.

Users first started reporting the problem late last week, according to messages posted on the site's Known Issues section.

Twitter has made the fixing of this problem a top priority, and at the moment believes the cause might be a caching bug somewhere in its systems, according to information on the Known Issues page.

This is the latest technical hiccup that has affected Twitter in recent days. On Monday, the company acknowledged that the site experienced increased system errors and that users had trouble authoring and posting messages. The latter issue apparently remains outstanding. Last week, a bug caused a delay of several hours in updates to users' message streams.

Twitter, a social network and microblogging site, has become tremendously popular among individuals and organizations since its launch in March 2006, but along the way has earned a reputation for having wobbly performance and uptime.

Twitter experienced lengthy and frequent system outages in 2007 and during the first half of 2008, but since then the situation has improved.

Twitter ended 2008 with 84 hours of downtime, which gave it an uptime frequency of 99.04 percent, the worst among 15 major social-networking services reviewed by Web monitoring company Pingdom.

At Twitter, individuals provide real-time updates about themselves, while organizations use it as a marketing tool. Twitter messages cant' be longer than 140 characters.
by Sajin George on 6:59 PM  
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Google Docs Launches Shared Folders
Tuesday, October 13, 2009

If recent events haven't left you skittish about cloud computing's future and your distaste for Microsoft Word exceeds even your hostility for Dane Cook, then you'll be excited to learn of the latest additions to Google Docs. Google updated its Web-based collection of office productivity tools Monday to include shared folders--a much-requested feature among Google Docs partisans.

With shared folders now in place, Google Docs users no longer need to set-up unique sharing privileges on individual files. Instead, users can create any number of folders, each with its own sharing settings, and all documents of all types therein will be shared accordingly.

The latest changes to Google Docs don't end with shared folders. Also new is the less-requested but still useful ability to upload multiple files at once. Google Docs can import Word documents, Excel spreadsheets, Powerpoints, and other files (with varying degrees of success), and now you can import batches of files faster than before.

Google Docs is also sporting a new coat of paint, with an updated look that makes the online suite look a lot like Google Voice. So if you like big buttons and shades of bluish purple, you're in for a treat.

All these new features work in both the regular edition of Google Docs and in Google Apps for Domains, too.

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by Sajin George on 3:21 PM  
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Four Reasons to Switch to IMAP
You may know that your e-mail client uses either the Post Office Protocol (POP) or Internet Message Access Protocol (IMAP) standard to retrieve your messages. But do you know why you should care?

When you retrieve a message using IMAP, your e-mail client makes a local copy, but a copy also remains on the server (until you delete it). Better yet, IMAP saves a lot of information about your message--for example, whether you've read, filed, or forwarded it. The result is your inbox looks the same whether you're looking at it on your iPhone or your Mac. By contrast, when you use POP to retrieve a message, your local copy becomes your only copy. The message is typically deleted from the server. Even if you tell your e-mail client to leave a message on the server after downloading it, the server won't know whether you've read or replied to it.

POP uses bandwidth more efficiently, which is good for people with very slow Internet connections, and it doesn't impose inbox storage quotas. But IMAP offers a host of other advantages. Here are four big reasons I think you should switch today. (After you're convinced, learn how to make the switch by reading The IMAP advantage.)

1. Avoid webmail outages

Not long ago, Gmail suffered an outage that affected only users who accessed their e-mail via the Web. Users who connected to their Gmail accounts using IMAP were unaffected, and could continue to retrieve their mail as usual. To be sure, such problems are extremely infrequent, but even so, the moral is that having more than one way to access any given e-mail account can be extremely useful. The vast majority of e-mail providers that offer IMAP access also let you access your mail on the Web, and many (though not all) Webmail providers also let you use IMAP.

2. Switch clients or platforms painlessly

Suppose you decide one day to switch from Microsoft's Entourage 2008 to Apple's Mail, or from Qualcomm's Eudora to Mozilla's Thunderbird. If you use POP, switching clients can be a huge aggravation. You may have to export messages from your old client, import them into the new client, or both. Either way, in the process, you risk losing messages or the metadata attached to them, because of fundamental differences in the storage systems various clients use. It's such a hassle that if you have hundreds of thousands of messages, it may discourage you from moving to another program that could serve you better.

With IMAP, though, this sort of problem goes away magically. Switching e-mail clients is as simple as entering your credentials and a couple of settings in a new program. Then you wait while some or all of your messages download from the server. Messages need never be exported or imported at all, and your new client will show the same mailboxes, flags, and message organization as the old one. You can even switch (as I do) among several different clients at any time--for example, if you generally prefer Mail but occasionally want to use features that only Entourage has, or if you want to try out new e-mail software without committing yourself.

3. Read all your mail on multiple devices

If you want to access your e-mail using a Windows or Linux computer, an iPhone, an iPod touch, or some other portable device, simply open an IMAP client on the other system, enter your settings, and you're off. For people who must use a variety of devices or operating systems, IMAP is a tremendous convenience in that it lets you see exactly the same data--including saved, filed, and sent messages--on every device. Macworld's Rob Griffiths explores this aspect of IMAP in his video "Manage e-mail on multiple Macs."

4. Keep an extra copy of your messages

Although I always recommend backing up all the data on your Mac (including, of course, your e-mail), the fact that IMAP gives you both local and server-based copies of each message can help you avoid data loss. For example, if your disk crashes or your computer is stolen or damaged, you could lose all your locally stored messages, but with IMAP, the server would still safely hold master copies of all of them. Conversely, if your e-mail provider were to suffer data loss on their mail servers, your local copy of each message would serve as a backup.

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by Sajin George on 3:20 PM  
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Google Offers Advice on Secure Passwords
Friday, October 9, 2009
It's National Cyber Security Awareness Month, and Google wants to remind you of a basic tenet of online security: passwords. Considering that October started off with a security breach that struck more than 10,000 Hotmail accounts, a security review may not be such a bad idea. Michael Santerre, Google's Consumer Operations Associate detailed Google's password advice in a recent blog post.

Some of Santerre's precautions are things you've likely heard many times before: don't use personal information like your name or birth date, and don't use simple passwords like "password" or "letmein." Instead, Santerre says you should use a unique password for every site, one that includes a mixture of numbers, letters, and symbols. This will help protect you from dictionary attacks, where a hacker uses a program that tries millions of word and letter combinations to guess your password. But keeping track of so many passwords can be tough; Santerre advises you to write your secret codes down or keep them in a computer file, just don't give your file an obvious name like 'paswords.doc.' or 'Fort Knox.txt.'

Finally, keep your password recovery options up to date so that a hacker can't take over an abandoned e-mail account. Let's say your ilovegmail@gmail.com account uses ilovehotmail@hotmail.com as the secondary e-mail address for the password recovery option. If you've forgotten about that account, a hacker could sign up for ilovehotmail@hotmail.com and end up hacking into your Gmail account. This is exactly how a French hacker gained access to Twitter's company files earlier this year.

If you're worried about your password security, here are a few more tips:

1) Use a combination where you substitute letters for numbers, words for numbers and include random capitalization. For example, 19 Peach Place becomes 0ne9peacHpl!--note the random exclamation mark at the end.

2) Create a sentence and then pull the first letter from each word, substituting numbers or even symbols were possible. Turning a sentence like, "Zachary Taylor was the twelfth president of the United States," into ZTwt12potUS.

3) Use a random password generator. You can find several online like Strong Password Generator, .

4) If you've chosen your own number, letter, and symbol combination, but aren't sure how strong it is, run it through Microsoft's Password Checker.

5) So now you've got a strong password for all your important e-mail and banking accounts, but how are you going to keep track of all of these endless codes? Consider using a password manager, or just keep them on a piece of paper in the physical world--just don't attach the list to your computer.

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by Sajin George on 9:50 PM  
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Now in Google search results: Formatted PDFs
Thursday, October 8, 2009
Google on Wednesday announced that its search results now feature an option allowing users to view formatted PDFs from within their browser.

Although Google's search results have long featured a "View as HTML" option for documents using the Portable Document Format standard, the company in a blog post said that "option loses some of the formatting from the original PDF, such as graphics, tables, fonts, and other elements."

To solve the issue, a new "Quick View" option has been added to some PDFs in search results. When a user clicks on the link, the full PDF file is displayed in the browser with all its formatting intact. The viewer is based on the same service built into Gmail and Google Docs

According to Google, it has been adding the Quick View feature to results since July. Currently, more than 50 percent of the PDFs in Google's index display that viewing option.

Google also said it plans to use the viewer for "more documents and file types."


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by Sajin George on 7:36 AM  
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Top 10 Web sites for students
Tuesday, October 6, 2009

If you want to a see a blank look on a student's face, ask him about the Dewey Decimal library classification system. For better or for worse, the Internet often becomes an alternative to a library's card catalogs. But how can you trust what you read on the Web?

Top 10 Web sites for students

"Frankly, this is my main concern, along with stumbling onto inappropriate material," admits Bonnie Marks, a mother of two. "Just because someone publishes something on their home page, it doesn't make it gospel-many kids don't know this."

Learning where to go and how to appropriately use information that is on the Internet can be challenging to both parents and students. The following is a look at some of the most comprehensive-and reliable-educational Web sites a student can bookmark and use to research school projects and homework assignments.

MSN Encarta

The free MSN Encarta site features more than 4,500 articles pooled from Microsoft Encarta, the award-winning electronic reference library, and comes with dictionaries, maps, fast facts, interactive quizzes, handy homework tools, and more.

Refdesk

Since 1995, Refdesk.com, which stands for "reference desk," has served as a one-click springboard to many of the Web's top dictionaries, encyclopedias, calculators, atlases, news headlines, and search engines. The site also includes a handy "homework helper" section that provides help in all subjects to students in every grade.

HowStuffWorks

Ever wanted to know why earthquakes happen? How CD burners work? What the sun is made of? These questions, and a large amount of others related to computers/electronics, automobiles, science, entertainment, and people, are all answered at this award-winning Web site. Simply type a query into the search window or peruse the topics by category. Extras include free newsletters, surveys, and printable versions of all answers.

Fact Monster

This site features an almanac, atlas, dictionary and encyclopedia made especially for kids, as well as handy search engine and layout designed for easy fact-finding. Check out fun features such as Biographies of the Presidents, the Geography Hall of Fame, and the Tallest Buildings Slideshow.

Download.com

Consider Download.com the ultimate file repository that links to literally tens of thousands of downloadable free or shareware programs. This includes utilities for Windows, Macintosh, and Linux, Internet tools, desktop dictionaries and language translators, Pocket PC and Palm applications, and of course, computer games. Visitors can search by typing in a keyword or by perusing the many sections.

Novelguide.com

The Web's answer to those black- and yellow-striped Cliff Notes is Novelguide.com, a reliable and free source for literary analysis of classic and contemporary books such as Mark Twain's Huckleberry Finn and Fyodor Dostoyevsky's Notes from the Underground. The site offers character profiles, metaphor and theme analysis, and author biographies.

Math.com

This site provides help in a number of mathematics-related subjects, including basic grade-school math, calculus, algebra, geometry, trigonometry, and statistics. Practice exercises are automatically graded, plus this free site also features a glossary, calculators, homework tips, math games, and lesson plans for teachers.

FreeTranslation

Sprechen Sie Deutsch? Perfect for language studies, this handy Web site automatically converts text from one language into another, such as English to Simplified Chinese or French to English. Simply type and paste up to 10,000 characters (about 1,800 words) into the search window and then select the desired language. Alternatively, you can cut and paste a Web URL to convert the entire site.

Shakespeare Online

This Web site can be filed in the "where was this when I was a kid?" category. On the aptly named Shakespeare Online site, visitors can read every play or poem from the world's most celebrated writer and, more importantly, make some sense of his works with free analysis, Old English language translations, and famous quotes.

Science Made Simple

Science classes-including the ubiquitous science project-aren't as easy for some to grasp as for others. At Science Made Simple, kids of all ages can get detailed answers to many of science's questions, read current news articles related to science, get ideas on school projects, and take advantage of unit conversion tables. Users can also find out if their school's textbooks pass the test.

Article written by Marc Saltzman and adapted from an original piece from Microsoft Home Magazine.

by അല്പന്‍ on 10:25 AM  
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Microsoft Confirms Hotmail Phishing Attack
Several thousand Hotmail usernames and passwords were exposed on over the weekend via a phishing attack, Microsoft confirmed late on Monday.

Microsoft said it would block access to the accounts that were exposed and work with customers to reclaim access to them.

"Over the weekend Microsoft learned that several thousand Windows Live Hotmail customers' credentials were exposed on a third-party site due to a likely phishing scheme," Microsoft said in a statement. "Upon learning of the issue, we immediately requested that the credentials be removed and launched an investigation to determine the impact to customers. As part of that investigation, we determined that this was not a breach of internal Microsoft data and initiated our standard process of working to help customers regain control of their accounts."

In a phishing scheme, users are duped into divulging confidential information, often account password and usernames, sometimes attached to financial information. In the Hotmail case, however, users could have used the email program to communicate with banks and other institutions, storing confidential information in their accounts.

Microsoft recommends that users change their Windows Live passwords (which can access Hotmail) every 90 days, Microsoft said. Users who believe they have fallen prey to a phishing scheme should change their passwords immediately, Microsoft advises.

"Phishing is an industry-wide problem and Microsoft is committed to helping consumers have a safe, secure and positive online experience," the company said. "Our guidance to customers is to exercise extreme caution when opening unsolicited attachments and links from both known and unknown sources, and that they install and regularly update their anti-virus software."

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by Sajin George on 10:12 AM  
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Microsoft's Free AV Looks Good in New Test Results
Saturday, October 3, 2009

Microsoft's new free Security Essentials looks like it can get the job done, according to new scanning tests conducted by AV-Test.org.

The free standalone antivirus product has caused a stir since its Tuesday release, as might be expected when the words "Microsoft" and "free" are involved. In a post on the day of its launch, I referenced AV-Test performance results from a MSE beta. We now have new results from tests conducted this week against the final product (available for download), and overall MSE looks good:

Malware detection: MSE detected 98.44 percent of AV-Tests's collected zoo of 545,034 viruses, worms, backdoors, bots and Trojans, an entirely respectable showing. However, it didn't do nearly as well when it came to detecting adware and spyware, such as bank info stealers, and detected only 90.95 percent of the 14,222 samples.

As expected, MSE detected 100 percent of the samples in the Wildlist. Most reputable AV apps detect all the Wildlist samples.

Dynamic/behavioral detection: If a program includes behavioral detection, it can identify malware based solely on how it acts on a PC. It's a useful feature for detecting brand-new malware that doesn't yet have a signature.

AV-Test found that MSE doesn't include any effective behavioral detection. However, AV-Test's Andreas Marx noted that's typically the case for standalone antivirus programs, and that you'll generally need to buy a security suite to get the feature.

Or, you can pair your free or paid standalone AV program with PC Tools' free Threatfire, which adds an impressive layer of behavioral detection to your security arsenal.

Disinfection: MSE was able to clean up all of the active components from 25 different test infections, meaning the malware was effectively neutered. As is usually the case, the program often left behind some traces of the infection, such as registry entries or a turned-off Windows firewall.

Rootkit removal: MSE did well here. It identified and removed all 25 rootkits (stealth technology used to hide other malware) used in the tests.

Scan speed: When I compared the MSE beta to other free (and finished) AV apps over the summer, it came in last for scanning speed. In these latest tests, Marx says that MSE scan speed "is quite OK when compared with other AV products" - not the fastest, but not the slowest.

False alarms: Security Essentials didn't put up any false positives for any of 600,000 known clean files used by Windows, Office and other common apps. However, as Marx notes, most of those files come from Microsoft, so a false positive would have been surprising.

Overall, these results show that Security Essentials holds its own as a free standalone antivirus app. As with most other options in that category, it doesn't provide a firewall, behavioral detection, or other security extras. But since Vista and Windows 7 already include a two-way firewall, and you can add top-notch behavioral protection with another free app, MSE looks like a good budget choice for baseline antivirus protection.

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by Sajin George on 8:21 PM  
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