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Posts Tagged ‘denial of service’


Could Waledec be the second-coming of the infamous Storm email worm?

ABSOLUTELY DO NOT click on this Couponizer online ad. You will  turn over control of your PC to the Waledec botnet. You will likely  get a banking trojan installed, and your machine performance may slow when your PC is assigned to spread email spam and participate in denial of service attacks. Not much has been […]

$250,000 reward for Conficker controllers’ scalps

That $250,000 bounty Microsoft has put up for the scalps of the controllers of the globe-spanning Conficker worm seems about right. Conficker, aka Downadup,  has now infected the German military, as well as networks of the UK and French Air Forces and England’s Sheffield Teaching Hospitals. After several weeks of informal collaborations, the world’s top […]

FAQ — The Ominous Downadup/Conficker worm

The creators/controllers of the unnerving Downadup/Conficker worm that continues to spread, mostly via unpatched Windows PCs inside corporate networks, have been very good about  holding their cards close, giving few hints of how they plan to use a botnet of several million infected PCs.  Here’s an FAQ I’ve assembled, derived from interviews with F-Secure’s Patrik […]

Botnets can be used to blackmail targeted sites

USA TODAY By Jon Swartz and Byron Acohido, USA TODAY Find original copy of this article here: SAN FRANCISCO – Botnets work beautifully for blackmail. Cyberextortionists have perfected denial-of-service attacks, in which thousands of bots are directed to bombard a targeted website with nuisance requests, effectively preventing anyone else from connecting to the site. STORY: […]