The Sasser worm has sent some of Westpac's banking systems into disarray, forcing staff to turn customers away from branches.
Havoc caused by variants of the Zotob worm could have been far worse had they not contained 'flaws', security companies said.
A new worm that targets users of America Online's AOL Instant Messenger is believed to be the first that actually chats with the intended victim to dupe the target into activating a malicious payload, IM security vendor IMlogic warned on Tuesday.
Industry pundits are hoping that infection is on the decrease, after April turned out to be a tough month for Australian businesses hit by the rampant Klez worm.
With the Klez.h variant topping most-widespread worm lists both in Australia and worldwide, concern is mounting over the impact on businesses.
Australian businesses are being warned to install patches and signature files to protect against a worm variant which has surfaced in the US and Europe.
IT departments around Australian have been battling to protect themselves from outbreaks of the Klez worm.
From Blaster Worm to Blue Hat, we bring you a complete retrospective on the evolution of Microsoft's security strategy over the last decade. Step onboard as we chart the triumphs and tragedies as the Microsoft engineers battled the tides of internet hackers, transforming them from adversaries to unlikely allies.
Although it's still at the top of the ranks in infection rates, Klez isn't the only worm companies should be worried about.
System administrators' role in protecting Australian enterprises against vulnerabilities has come to the fore with the outbreak of the recent SQL Slammer worm.
Antivirus management is complex, time consuming, and absolutely essential. Handing it over to a service provider could prove to be the easiestâ€"and safestâ€"option.
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