Trailrunner7 writes "Former HBGary Federal CEO Aaron Barr says he will withdraw from a planned appearance at the DEFCON conference in the face of threatened legal action over his plans to take part in a panel discussion there. Barr notified DEFCON organizers on Wednesday that he was withdrawing from the Aug. 6 panel discussion after attorneys representing HBGary Federal threatened to file an injunction against him if he did not withdraw from the panel immediately. The incident is just the latest in a series of conflicts between Barr and HBGary Federal following attacks by the anarchic hacking group Anonymous on February 5."
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