- Jan 8, 2011
- 22,361
"We have just uncovered a large scale attack abusing Yahoo!’s own ad network.
As soon as we detected the malicious activity, we notified Yahoo! and we are pleased to report that they took immediate action to stop the issue. The campaign is no longer active at the time of publishing this blog.
This latest campaign started on July 28th, as seen from our own telemetry. According to data from SimilarWeb, Yahoo!’s website has an estimated 6.9 Billion visits per month making this one of the largest malvertising attacks we have seen recently.
As soon as we detected the malicious activity, we notified Yahoo! and we are pleased to report that they took immediate action to stop the issue. The campaign is no longer active at the time of publishing this blog.
This latest campaign started on July 28th, as seen from our own telemetry. According to data from SimilarWeb, Yahoo!’s website has an estimated 6.9 Billion visits per month making this one of the largest malvertising attacks we have seen recently.
- www.yahoo.com | 6.9B monthly visits
- news.yahoo.com | 308.50M monthly visits
- finance.yahoo.com | 135M monthly visits
- sports.yahoo.com | 112.50M monthly visits
- celebrity.yahoo.com | 66.60M monthly visits
- games.yahoo.com | 43.40M monthly visits"