The FBI has issued an advisory to businesses over a recent string of DDoS extortion attempts. The perpetrators are claiming to be affiliated with Anonymous or Lizard Squad, and their demands threaten sustained attacks unless a Bitcoin payment is made. The FBI says theyve investigated hundreds of these cases, including several in Indiana home to several major companies, the Indy 500, and this reporter. No victims to date have reported DDoS activity as a penalty for non-payment, the FBI says.”]