To get a sense of just how much today's speech was an attack on the previous administration's anti-terror policy, consider this opening salvo from Obama homeland security czar John Brennan today.

Eight years ago this morning, I read warnings that Osama bin Laden was determined to strike inside the U.S. but our government was unable to prevent the worst terrorist attack in American history that would occur on 9/11.

Read more about Brennan's speech today over at Politics Nation, including his explanation of why the Obama administration has ditched the use of "global war on terror" to describe their approach.