03/28/2008 02:43 am ET Updated May 25, 2011

"What It Means Is That There Is A Hole In White House Security"...

The discovery that a former White House staff member allegedly used his top secret clearance to steal classified intelligence documents indicates there are serious gaps in high-level White House security, a former White House counterterrorism expert says.

"What it means is that there is a hole in White House security," Richard Clarke, a former White House adviser who is now an ABC News consultant. "There are two kinds of people at the White House: Those that have been very well-vetted and those that have been extremely well-vetted and have access to the top secret computer network. This man had access to the top secret computer network."

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