*Entry Title: *WHID 2011-82: Sony fears Anonymous hack as PSN stays down *WHID ID: *2011-82 *Date Occurred: *April 21, 2011 *Attack Method: *Denial of Service *Application Weakness: *Insufficient Anti-automation *Outcome: *Downtime *Attacked Entity Field: *Entertainment *Attacked Entity Geography: * *Incident Description: *It's looking more likely that loose-knit 'hacktivist' collective Anonymous may have pulled off the "biggest ever" attack on Sony's PlayStation network (PSN), as company engineers are investigating the possibility that the online gaming service has been hacked. *Mass Attack: *No *Reference: * http://www.thinq.co.uk/2011/4/21/sony-fears-anonymous-hack-psn-stays-down/ *Attack Source Geography:*