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Chameleon botnet steals $6M per month in click fraud scam

More than 120,000 Windows-based computers running Internet Explorer 9 are infected in the U.S., researchers say.

By March 19, 2013


Microsoft accuses Google of 'click fraud' as copying catfight continues

Microsoft has launched a stinging attack on Google over accusations that Bing copies Google's search results.

By February 3, 2011


Yahoo settles pay-per-click fraud suit

As part of a class-action settlement, Yahoo plans to create a new ad distribution option that will give advertisers more control over where ads purchased through Yahoo appear.

By October 13, 2009


Study: Click fraud closed 2008 at all-time high

Click Forensics concludes that bogus clicks on online advertisements rose to 17.1 percent for the fourth quarter, driven increasingly by botnets.

By January 28, 2009


Click fraud harder to detect, but rate stays flat

Bogus clicks on ads, which can make money for Web sites but cost advertisers, were no more common in the second quarter. But click fraud is getting more sophisticated.

By July 23, 2008


Click Forensics, Yahoo take on click-fraud cases

The click-fraud auditor says it built software in partnership with Yahoo that lets advertisers automatically deal with the costs of fraudulent clicks in a search ad campaign.

By July 9, 2008


Click fraud lawsuit targets IAC's Citysearch

A plaintiff-only firm that has successfully gone after Yahoo and Google in the past says Citysearch is "encouraging" click fraud.

By May 27, 2008


A rarity: Click fraud declines

A study finds that click fraud rates for online advertising dropped slightly from the last quarter of 2007 to the first of 2008.

By April 25, 2008


Yahoo, Click Forensics to fight click fraud together

The industry-first partnership gives Yahoo a way to distinguish itself from Google.

By March 17, 2008


Study: Botnets boosting click fraud rates on ads

Report says click fraud rate is up due to increased use of botnets to automate the clicking on ads.

By July 18, 2007