Operation Payback is facing a little payback of its own. First Twitter closed the pro-Wikileaks hacker movement's account. And now we hear the Feds are shutting down some online discussion of Operation Payback attacks.

Some sites have received federal court orders to cease any further online documentation of the attacks, which targeted Visa, Mastercard and other financial companies who froze Wikileaks accounts, a source close to the situation tells us.