Anatomy of a Botnet

One of the greatest challenges in Internet security today is how to contain the global scourge that is the botnet. Botnet authors and their criminal organizations are continually developing innovative ways to recruit

Published on: August 20th, 2013 Jeff

Alleged Kelihos botnet creator named by Microsoft

LONDON (01/24/2012) - Microsoft has named a Russian man as the alleged creator of Kelihos, a spammy botnet that abused the company's Hotmail service until the botnet was shutdown last September.In a legal

Published on: January 24th, 2012 Jeremy Kirk

Online activists used 30,000-node botnet in PayPal attack

PayPal's website was hit late Wednesday by two botnets as online activists continued their Web attacks on companies that have severed their relationships with WikiLeaks.The activists have recruited volunteers, who have banded their

Published on: December 9th, 2010 Robert McMillan

Microsoft pitches PC isolation ward to defeat botnets

Microsoft Corp.'s security chief Wednesday pitched a plan that would block some botnet-infected computers from connecting to the Internet.A noted botnet researcher said the proposal didn't attack the problem at its root, and

Published on: October 7th, 2010 Gregg Keizer

Moscow police investigate ransomware

Russian police are reportedly investigating a criminal gang that installed malicious "ransomware" programs on thousands of PCs and then forced victims to send SMS messages in order to unlock their PCs.The scam has

Published on: September 1st, 2010 Robert McMillan

Conficker a year later is a

It’s been about a year since Conficker/Downadup hit in 2009, and although the threat didn’t turn out to be as grave as it had the potential to be, the 6.5 million PCs that

Published on: March 31st, 2010 Kathleen Lau

Botnet targets Web sites with junk SSL connection

More than 300 Web sites are being pestered by infected computers that are part of the Pushdo botnet, according to security researchers.The U.S. Federal Bureau of Investigation, Twitter and PayPal are among the

Published on: February 1st, 2010 Jeremy Kirk

Bahama botnet uses Canuck links to steal Google traffic

The Bahama botnet, a sophisticated network of compromised computers that is wreaking click-fraud havoc among advertisers, is also snatching away Web traffic and revenue right from under the nose of mighty Google, Click

Published on: October 9th, 2009 Juan Carlos Perez

Why were Twitter and Facebook attacked?

Security analysts Thursday scrambled to find a motive behind the distributed denial-of-service attacks that brought down Twitter for several hours, and also hit Facebook, Google and LiveJournal.With little information to go on, researchers

Published on: August 7th, 2009 Gregg Keizer