Thursday 26 July 2012

Blackhole Exploit Sucks in Twitter Users

According to the security firm Sophos, who seems to be on top of every single major spam attack that happens on the internet these days, a widespread spam attack that links to malware has weaseled its way onto Twitter. The tweets that are trying to lure unsuspecting users in include things like: "It's you on photo?" or "It's about you?" In addition to that, the tweets and URLs typically include a user's Twitter handle. Many of the links that Sophos has discovered include a .RU domain name.

According to Head of Sophos' U.S. Labs Richard Wang, "The attack itself is very simple, relying on people's natural curiosity about anything they think mentions them. Including the target's Twitter username in the link is an added hook to reel people in." Twitter added through a spokesman's email saying, "We're aware of the issue and we're working to resolve it."

The links in the tweets themselves lead to a Trojan that ultimately redirects users to Russian websites that contain the Blackhole exploit kit, according to Sophos. The Blackhole exploit kit first emerged back in 2010 and is widely used in spam attacks. The version of the kit that is floating around Twitter targets vulnerabilities in Adobe Reader and Shockwave Flash, Sophos discovered.

If you feel that you have been affected by the spamming attacks, or you just want to take precautions against it in general, then you can protect yourself by updating your anti-malware software, patching your operating system and making sure your browser and browser plugins are up-to-date. In addition to that, you could just be smart and not click on anything on Twitter that you don't recognize.

Source: Computer World - Twitter suffers malware spam outbreak
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Thursday 12 July 2012

Yahoo Gets Hacked, Quickly Follows Up with a Patch

Yahoo recently announced that it has fixed the vulnerability in its system that led to the unauthorized release of more than 450,000 email passwords from users of Yahoo Voices. According to a blog post by Yahoo, "We have taken swift action and have now fixed this vulnerability, deployed additional security measures for affected Yahoo! users, enhanced our underlying security controls and are in the process of notifying affected users. In addition, we will continue to take significant measures to protect our users and their data."

The released data only affected those users who joined Associated Content before May 2010, the same time Yahoo acquired the company. According to Yahoo, "This compromised file was a standalone file that was not used to grant access to Yahoo systems and services." The next time the affected users sign into their Yahoo account, they will be asked to answer a series of authentication questions to change and validate account details, according to Yahoo.

The company added, "At Yahoo we take security very seriously and invest heavily in protective measures to ensure the security of our users and their data across all our products. We sincerely apologize to all affected users." Those affected users encompass 453,491 people whose emails and passwords were posted online by hacker group D33DS Company according to security firm Sophos. In a recent response to Sophos, D33DS Company stated, "We hope that the parties responsible for managing the security of this subdomain will take this as a wake-up call, and not as a threat."

Sophos recently released a new blog post that highlighted some of the insecure passwords many of the Yahoo hack victims were using. This included 1,666 people who used "123456" as their password and an additional 780 users who used "password" as their password. Among the other top choices were passwords like "welcome", "ninja", "sunshine", "princess" and "qwerty". I suddenly don't feel as bad for these people as I used to.

Yahoo isn't the only one who got hacked this week. Nvidia recently announced that it shut down its Developer Zone after it got hacked. That hack may have allowed the hacker to gain access to password information as well. In addition to Nvidia and Yahoo, Phandroid also got hacked, this one occurring on its Android forums.

Source: PC Mag - Yahoo Patches Email Vulnerability

Thursday 28 June 2012

Twitter Ends Partnership with LinkedIn

According to a recent blog post by LinkedIn, Twitter has decided to end a two and a half year partnership with the website. The partnership allowed users of the social networking site for business professionals to publish tweets directly to their LinkedIn profiles. Consumer Product Chief for Twitter Michael Sippey recently wrote a post on the site's developer blog that the changes were part of a move to "deliver a core Twitter consumption experience through a consistent set of products and tools."

This isn't too surprising as Twitter has been slowly trying to push out partners who show tweets on their websites. However, those efforts have also been primarily focused on mobile clients, the same place Twitter has been emphasizing its own offerings.

LinkedIn and Twitter users will still be able to post updates on LinkedIn and broadcast them to Twitter, though the content sharing will not go the other way. This actually goes along with what Twitter's overall strategy has been recently. The social network is welcoming of others sending content to Twitter but isn't so keen on having others use tweets as content on their sites.

The strange thing about all of this, however, is that Twitter just upgraded its own Facebook app, which crossposts tweets to users' Facebook profiles, which is the exact same thing that the partnership with LinkedIn allowed since the partnership between the two sites formed back in 2009.

Twitter has struggled with rule and practice consistency for some time now with its partners like LinkedIn. Developers who have created apps for viewing tweets have found themselves placed at a disadvantage by changes to Twitter's rules and the site's efforts to develop its own mobile clients.

Source: Business Insider - Twitter Gives LinkedIn The Bird

Thursday 14 June 2012

ARM Develops New GPU for Low-Cost Tablets

ARM has just created a brand new, entry level version of its Mali graphics processor that, if incorporated, could expand the market of low cost Android tablets. Known as the Mali-450, this GPU is designed to help manufacturers build tablets that are less expensive than the ones currently leading the markets, like Apple's iPad which runs $399. However, these manufacturers still want good enough graphics performance to keep most users satisfied.

Touchscreens and HD video are pretty standard when it comes to tablets these days, with the GPUs in these devices accounting for a big share of the price you pay. In addition to that, more powerful GPUs take up more space on the CPU, which could also increase costs. A lot of manufacturers are looking for cheaper parts that offer decent graphics performance while also occupying less space. This is where the Mali-450 fits in.

The new GPU is offered with as many as eight cores and offers double the performance of its predecessor the Mali-400. The Mali-450 is also expected to appear in tablets in the first half of 2013 according to Director of Marketing for ARM's Media Processing Division Ian Smythe.

Tablet makers are showing an increased demand for a wide range of price and performance characteristics, which is where this new ARM GPU comes in . The company is planning on offering the Mali-T600 series for high-end devices and the Mali-400 series for low-end devices.

Both series will be able to do gaming and video playback but, according to Smythe, only the high-end parts will be able to handle "computational graphics". That includes things like matching points on two images to do facial recognition or stitching photographs together into a panorama. ARM is also developing a high-end part known as Skrymir (not to be confused with Skyrim, cheeky devils) which is due out sometime in 2014.

Source: Computer World - ARM preps Mali GPU for low-cost Android tablets

Thursday 31 May 2012

Bing Gets Updated, Only the U.S. Has Access to New Style

How many people actually use Bing? I mean, I'm sure there are people who use it religiously, I just prefer Google. But what I think doesn't matter right now because Bing users can rejoice (or cringe) because if you head over to Bing right now, you will find that the service has an all new layout. That's right, the search engine has slapped on a fresh coat of paint and added some new things to test on the Bing community.

The Bing Team just announced that the latest version of the search engine is now available for every single Bing user in the United States. Microsoft had announced a couple of weeks ago that Bing would be getting an update, promising to deliver it to the entire U.S. "in due time". For once, a company has actually made a promise and made good on it. Is this the dawn of a new era of company trust and customer loyalty? Probably not, but it's still nice.

The new face of Bing is definitely a noticeable difference from the old look. Users will now find a three-column layout. The left column includes search results, the center column (known as "Snapshot" by Microsoft) is designed to give users relevant information and services that are related to web results and the right column (or "Sidebar") adds some social features like an activity feed for Facebook updates and the ability to ask your friends questions.

According to a blog post that Microsoft released last month detailing the changes, "Whether it's making a purchase, deciding on a vacation destination, choosing a great restaurant, or figuring out which movie to see this weekend, the new Bing focuses on bringing friends, experts and enthusiasts into your search experience through a dedicated social 'sidebar'."

Reports are coming in from people who have already started using the new layout and the response was generally positive. Many people are praising the responsiveness of the the new Bing, though there are some disappointments with the lack of content offered. According to Rafe Needleman of CNET, "I expect that as this socially enabled version of Bing matures, Microsoft (and Facebook) will figure out a way to layer in more and better content. But I expect a more useful offering for a major update to social search from a partnership between tech giants Microsoft and Facebook."

If you are an avid Bing user then head on over to the search engine right now and take the new layout for a spin. Then come back here and tell us what you think. Do you like the new three-column structure? Are the social features cool or pointless? Do you believe that there is a general lack of content? We want to know everything you think about the new and improved Bing so let us know!

Source: CNET - New-look Bing hits U.S., but will it satisfy?
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Thursday 17 May 2012

Microsoft's Summer Xbox Deal Is Back!

Microsoft had a nifty back to school special last year that awarded customers a brand new Xbox 360 with the purchase of any new Windows PC. Well, it seems as though the promotion was a success, enough of one at least to make the company want to do it again this year as well. Starting on Sunday, May 20, U.S. students who buy a new Windows 7 PC will also receive a free Xbox 360 as well.

The deal doesn't just apply to U.S. students, however, as Canadian students also qualify for the deal which started on the 18th. In order to be eligible you will have to be a high school or college student with proof of status, like a campus ID or an email address that ends in .edu. If you qualify, you will receive a 4GB Xbox 360 with the purchase of a Windows PC for $699 or more. If you're a Canadian student, you only have to buy a $599 PC.

The Xbox that students will receive is Microsoft's current $199 console, which is the lowest priced model the company offers and the one that doesn't come with a Kinect motion sensor. Best Buy was the only retailer partner that Microsoft paired with for the offer the last time, though the company has greatly increased their partners this time around. In the U.S. Microsoft is partnering with Best Buy and Fry's Electronics while the company will be teaming up with Best Buy, Future Shop, Staples and The Source in Canada. You can also get the deal online through Dell, HP and Newegg in the U.S. and through Dell in Canada.

If you happen to live close to an actual Microsoft store, you can also get the deal there as well. There are 21 Microsoft stores currently open (or expected to open in the summer), all of which are located in the United States. Microsoft's online store will also support the deal. Also new this year is the amount of control Microsoft has left in the hands of the retailers. This means that the deal won't last the same amount of time for every retailer so make sure you check your dates before you go in for the deal.

Source: PC World - Buy a Windows 7 PC, Get an Xbox
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Saturday 21 April 2012

Internet Disappearing for Thousands of People in July

DNSChangerThe FBI has warned hundreds of thousands of people that they could lose their internet connections in July. That is, of course, if they don't take steps to diagnose and disinfect their computers. The problem that these individuals are facing is related to malware known as DNSChanger, which was first discovered in 2007 and has since infected millions of computers around the world.

Basically, what this malware does is that whenever you type a web address into your browser, your computer contacts DNS servers to discover the numerical IP address of the site you are looking for and then takes you there. The DNSChanger malware messes with an infected computer's settings and directs it to a rogue server set up by an internet crime ring.

According to an Attorney General for the United States in an FBI press release, these criminals "were intentional cyberbandits who hijacked millions of computers at will and rerouted them to Internet Web sites and advertisements of their own choosing -- collecting millions in undeserved commissions for all the hijacked computer clicks and Internet ads they fraudulently engineered."

However, the FBI busted up the crime ring last year and took control of the rogue servers. Considering so many infected computers relied on the servers to reach the internet, the agency decided not to shut them off and instead converted them to legitimate DNS servers. However, running these servers is costing the government money, which is why they are being turned off in July. If you are one of the unfortunate ones whose computer got infected, the internet will no longer exist for you.

The DNSChanger Working Group (DCWG) has created a website designed to help you diagnose your computer and see if you are infected and remove the DNSChanger if necessary. I'd recommend checking it out, especially before July 8, or you can say goodbye to Facebook, Google and whatever else you use the internet for.

Source: CNET - Web could vanish for hordes of people in July, FBI warns