The release Tuesday of the U.S. Senate’s report that excoriated the Central Intelligence Agency for torturing suspected terrorists will result in retaliation by cyber-hacktivist groups, a security expert predicted today.

“I expect there will be some sort of retribution,” said Tom Chapman, director of cyber operations at Edgewave, a San Diego-based security firm. A former U.S. Navy cyber-warfare commander, Chapman joined Edgewave in September and leads the company’s threat intelligence unit.

“We’ll see denial-of-service attacks, we’ll see attempted hacks and we’ll see site defacements,” said Chapman. “This is something we’ll be keeping an eye on.”

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