I believe they're referring to LulzSec. IIRC, they created a "ddos app" called orbital cannon something-or-other that was designed to take down paypal and visa

I believe they're referring to LulzSec. IIRC, they created a "ddos app" called orbital cannon something-or-other that was designed to take down paypal and visa for limiting payments to wikileaks. Interesting times.