More Internet attacks cut off access to the SCO Group's servers this past weekend and again on Monday, as the Unix software company struggled to stop the hackers.
Academic supercomputing labs continue to clean up Linux and Solaris servers targeted by unknown attackers over the last month, as law enforcement officials investigate the crimes.
A hacker group released code designed to exploit a widespread Windows flaw, paving the way for a major worm attack, security researchers warned.
A call for online vandals to take part in a Web site defacement contest has some companies warning clients to beware over the US holiday weekend.
Why is it that "Gray hat" hackers, neither corporate pros nor havoc wreakers, are increasingly falling on the wrong side of the law?
A call for online vandals to take part in a Web site defacement contest has some companies warning clients to beware over the US holiday weekend.
A hacker group releases code designed to exploit a widespread Windows flaw, paving the way for a major worm attack as soon as this weekend, security researchers warn.
A vulnerability in all versions of Windows could allow attackers to use a malicious Web site or HTML e-mail message to trap victims and take control of their PCs, warned Microsoft.
A worm that takes advantage of what some security experts describe as the most widespread Windows flaw ever has started spreading, while new analysis has uncovered a time bomb in the worm's code poised to unleash a furious denial of service attack at Microsoft itself.
Less than two months after launching its Windows Server 2003 operating system, Microsoft has released a security patch to fix a vulnerability that could let malicious sites run damaging code on the server.
Less than two months after launching its Windows Server 2003 operating system, Microsoft has released a security patch to fix a vulnerability that could let malicious sites run damaging code on the server.
Conceding that its strategy of patching Windows holes as they emerge has not worked, Microsoft plans next week to outline a new security effort focused on what the company calls "securing the perimeter," a company executive said.
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