Ars Technica security blogger Brian Krebs was targeted with a denial-of-service attack on his website. Krebs’ site was targeted by a fake and libelous FBI letter sent to his website host. The letter falsely claimed that Krebss site was hosting illegal content, profiting from cybercriminal activity, and that it should be shut down Krebs is known for work that shut down a California hosting service that coddled spammers, child pornographers and disrupted an organized crime syndicate.”]
Source: https://nakedsecurity.sophos.com/2013/03/17/swat-ddos-brian-krebs/