The MyDoom computer virus knocked out SCO Group's Web site on Sunday in the U.S., and the company expects the massive denial-of-service attack to continue until February 12.
Two worms that take advantage of computers whose security has already been compromised started spreading on Monday, antivirus software companies warned.
Microsoft's Vista may be vulnerable to at least three pieces of widespread malware, two of which date back to 2004 , according to security vendor Sophos.
The recent surge in worms could be part of an underground battle to hijack computers for use in Internet crimes, some security experts say -- but others aren't convinced.
The Sasser worms continued to wriggle into computers on Tuesday, hitting home users hard while affecting companies to a lesser degree than previous attacks, security experts said.
You can't hear them and you can't see them, but be warned, bots are all around us and they do have a search-and-destroy attitude that could be the death of your business.
Korean antivirus firm Hauri has kept a low profile since its inception in 1998 but things are set to change, its president and CEO told ZDNet Australia. Additional reading: Anti-virus protection tips for today's enterprise
The dawning era of "end to end" security architectures is squeezing customers between the proprietary efforts of two dominant vendors.
Planet CNET: New ways to shop for mates and tuna fish
Shopping by mobile phone takes on a whole new meaning in Australia, Wi-Fi flies high over San Francisco, and g… Watch it now
Will the NSW Govt put Linux in schools?
Naked Mac versus protected PC: What wins?
Dear Telstra: pack up your toys, go home
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