MyDoom sparks talks of security's future - News - ZDNet:
"Despite a deep understanding of how such viruses spread, security experts seem to be at a loss at how to stop them. Popular antivirus technology is generally ineffectual against many of the attacks until an update is downloaded by the user. Moreover, even though antivirus software is the most popular security technology in use--about 99 percent of corporations use it, according to the Computer Security Institute--many home users still don't use the software.

'Many people don't even have the software,' said Bruce Schneier, chief technology officer for Counterpane Internet Security. 'And for those that do, the first few hours of an epidemic is a race against time.' "

MyDoom spread through e-mail a week ago, infecting a new computer every time an unwary user opened the attached filed containing the program. As many as 2 million computers may have been infected. The original virus was programmed to attack The SCO Group's Web site last Sunday, while a variant is scheduled to target Microsoft on Tuesday.

E-mail service provider MessageLabs has quarantined more than 17 million e-mail messages in a week, said Alex Shipp, senior antivirus technologist for the company. From data captured early in the epidemic, MessageLabs says that for every Internet address with an infected PC behind it, eight e-mails are sent, on average, to one of the company's customers.

However, even though companies are still seeing massive quantities of e-mail messages bearing the MyDoom virus, the spread has slowed, stressed Shipp.…

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