According to a new alert by Sophos today, a newly discovered worm, called the Rbot-GR worm or W32/Rbot-GR worm, spreads via network shares, exploiting several Microsoft security vulnerabilities, installing a backdoor Trojan horse as it travels. Once installed on an infected computer, remote hackers ...

A Minnesota teenager accused of downloading the Blaster computer worm code, modifying it and releasing the damaging and debilitating variant on the Internet last year pleaded guilty in U.S. District Court this week to infecting computers. If convicted, Parson faces about three years and several hund...

While eager to take advantage of the enhanced security features of Microsoft's long-awaited SP2 update, many corporate users of Windows XP will be cautious in activating it.

A new variant of the Bagle worm is spreading more quickly than anticipated, infecting computers in Brazil, Canada, France, the Netherlands, Taiwan and the United States. According to McAfee, the industry leader in antivirus software, the majority of infections occurred among home users, not in corpo...

McAfee today announced that the company's Antivirus and Vulnerability Emergency Response Team (Avert) raised the risk assessment to medium on the recently discovered W32/[email protected], also known as the Bagle.aq worm. This new variant is a mass-mailing worm that comes in the form of a .zip file. To da...

Microsoft has finally announced the release of Windows XP Service Pack 2, a major software update for Windows XP that contains what the company is calling "advanced security technologies." The free service pack comes with many across-the-board security updates, including hardened default security se...

Don't click on those alleged Osama bin Laden "suicide" pictures. The pictures are a hoax. They connect curious viewers to a damaging "Trojan horse" program. Word about the images spread fast late last week and through the weekend via Usenet postings, instead of the usual method of attaching them to ...

Computer virus companies spent yesterday scampering to develop defenses for the newest strain of the MyDoom virus, dubbed MyDoom.O. By mid morning yesterday, thousands of e-mail inboxes were filling up with headers designed to encourage opening. This latest worm variant of the MyDoom family was spre...

MessageLabs, Sophos and Keynote Systems have released alerts about the new W32.MyDoom.O worm variant that has been circulating the Internet today and causing traffic slowdowns. This latest variant in the MyDoom virus family was first identified by MessageLabs at 4:40 ET July 26th 2004. "Sadly, peopl...

The reports about the worm, a variant of a Web attack called MyDoom, came as outages on the search site Google.com hit in the United States, France and Great Britain. In many places the site was said to be working normally.

Experts at Sophos have warned computer users that a file posing as photographic evidence that Osama Bin Laden has killed himself is in fact infected by the Hackarmy Trojan horse. Thousands of messages have been posted onto internet message boards and usenet newsgroups claiming that journalists from ...

Antivirus company Sophos's virus researchers reported the first ever virus to infect the Microsoft Pocket PC operating system. The Duts virus (W32/Duts-A) is able to infect PDAs running the Pocket PC operating system, and it was reportedly written by the 29A virus writing gang. This is the same grou...

Arrests have been made in several countries stemming from the October 2003 theft of computer source code for a Half-Life 2, a much-anticipated sequel to the popular computer game Half-Life. Tips from an online gaming community led to the arrests after an eight-month investigation by the U.S. Federal...

Microsoft probably does not mind that its monthly round of security patches for June are causing much less of a ruckus than previous months when the company was caught in the middle of a worm war that targeted its Windows systems and forced the company to play catch-up with vulnerabilities that were...