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Using Facebook Notes to DDoS any website

Posted on April 30th, 2014 at 18:28 by John Sinteur in category: Security -- Write a comment

[Quote]:

Facebook Notes allows users to include tags. Whenever a tag is used, Facebook crawls the image from the external server and caches it. Facebook will only cache the image once however using random get parameters the cache can be by-passed and the feature can be abused to cause a huge HTTP GET flood.

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