12 December 2012 Last updated at 07:31 ET
Arrests over $850m Facebook botnet crime spree
Facebook helped investigators establish the source of the attack and to identify victims
Paedophile seeks Facebook damages
Hackers crack corporate computers
Skype targeted by 'worm' malware
An alleged cybercrime ring said to be responsible for losses of $850m (£530m) looks to have been foiled by the FBI - by using Facebook.
link-
http://www.bbc.co.uk/news/technology-20693213