Security researcher David Litchfield's 'proof of concept' code was probably used to build SQL Slammer, but that will not stop him publishing
The Sasser worm has sent some of Westpac's banking systems into disarray, forcing staff to turn customers away from branches.
Horror stories, conspiracy theories and the end of the world as we know it. ZDNet talks to Paul Ducklin, head of global support at anti-virus software vendor Sophos about the online and offline threats of viruses.
Although the threat of computer viruses has been a latent concern for well over a decade, experts have warned that a massive viral outbreak has the potential to seriously compromise the very backbone of the Internet. ZDNet Australia takes a look at the viruses of 2001, and the threats for the future.
Computer viruses are proliferating faster than ever, according to British security company MessageLabs, which has reported that it caught as many pests in the first half of 2002 as it did in all of last year.
If you recently signed up with Microsoft's OneCare Live antivirus service -- and you use Microsoft Outlook or Outlook Express -- there is a chance that your stored e-mails have been wiped out.
Although the threat of computer viruses has been a latent concern for well over a decade, experts have warned that a massive viral outbreak has the potential to seriously compromise the very backbone of the Internet. ZDNet Australia takes a look at the viruses of 2001, and the threats for the future.
What's changed since Code Red wreaked havoc on the Net? Worms and viruses have gotten sneakier, but your antivirus software hasn't. Here's how to prepare for future threats.
commentary Who takes the time and effort to pull off malicious stunts, like viruses, malware, worms, Trojans, or any other deliberately damaging actions? And why?
A year on, and the company's US$1 million tip-off program has nabbed just one (alleged) virus writer. Is it a bust?
Security company Symantec raised its severity rating of the latest incarnation of the NetSky worm.
From the reaction to Friday's column --in which I kiddingly called for death to virus writers--it's easy to tell who has had to deal with viruses and who hasn't. People who've spent hours, even days, undoing the work of these computer terrorists, whose crimes inflict tremendous damage on people they can't possibly know, seem to appreciate my viewpoint more than most.
While the media was preoccupied with Code Red last weekend, a second major worm was making the rounds. SirCam didn't target the White House, nor did it capitalise on Microsoft's vulnerabilities, nor did it specifically target Outlook. Stealth was just what the virus writer wanted, and under the crush of Code Red's press coverage, that's what SirCam got. Now SirCam is the number one virus in the world.
Security patches are a big worry: they come out at odd times, they suck up your bandwidth, and just occasionally they break things. We look at patch management packages to ease the burden.
An obscure messaging feature in Windows could be the latest source of security problems for Internet users, experts have warned.
A proof-of-concept worm proves that Adobe Acrobat files can be infected with viruses.
Chasing Ballmer in Sydney
Where's Ballmer? In this video, ZDNet.com.au journalist Liam Tung chases Steve Ballmer around the stree… Watch it now
NBN needs workers on board
D'Ascenzo: Read p23 of security review
Opening the floodgates on missing drives
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