When security experts first detected a worm that uses Yahoo's People Search engine to harvest e-mail addresses, they assumed it was a new variant of MyDoom.
The latest variant of the mass-mailing Sober worm masquerades as an official Microsoft patch for the MyDoom worm.
Five variations of the Bagle worm were released over the weekend, and two of them use tricks to bypass mail filters and antivirus scanners.
Security researchers have discovered that the authors of MyDoom and Bagle are exchanging insults with the author of NetSky, using text hidden inside their virus code.
A second variant of the Atak worm, which goes to sleep to avoid detection by antivirus software, has been linked to an al-Qaeda sympathiser who once threatened to release a powerful worm if the United States attacked Iraq.
When security experts first detected a worm that uses Yahoo's People Search engine to harvest e-mail addresses, they assumed it was a new variant of MyDoom.
In this special report, ZDNet Australia presents a three-part exclusive video interview with Westpac Bank chief information security officer, David Backley, in addition to tips and reviews for businesses to thwart security attacks.
A new variant of the MyDoom worm, described variously as MyDoom.Q or MyDoom.O, was discovered on Tuesday that uses Yahoo's People Search to find new email addresses.
An e-mail pretending to be a Windows XP security update harbours a malicious Trojan horse that could let hackers build an "army of zombie computers."
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