Watch what you say.

If the U.S. were to pressure Twitter to censor tweets by organizations it opposes, even those on the terrorist lists, it would join the ranks of countries like India, Azerbaijan, Bahrain, Syria, Uzbekistan, all of which have censored online speech in the name of “national security.”

Photos and narration minutes before, during and after the Bhutto assassination. Chilling.

Neal Krawetz, a researcher and computer security consultant, gave an interesting presentation today at the BlackHat security conference in Las Vegas about analyzing digital photographs and video images for alterations and enhancements.

It’s foolish to ask us to be rational about risks. And sometimes “security theater” – like the stuff we see at the airport – can actually have a purpose when there’s a need to reassure people that they really are safe.

The spy agencies were saddled with technology that might have seemed cutting edge in 1995.

Keith Olbermann has been calling it like it is. His "Special Comments" are indeed special because no other talking head outside of Cafferty is willing to step up to the plate and say what needs to be said on 24/7. "Your words are lies, Sir." They are lies

While President Bush and other Republican politicians spent the day exploiting the memory of those we lost five years ago, the nation overlooked a grim milestone: More Americans have now died in Iraq than died on 9/11. Iraq didn't attack us on that day, a

"7 Days in September" is a unique piece of filmmaking - a collaborative work that weaves together the images and stories of 28 individuals on the day of and week after 9/11.

here's a handy ranking of the various dangers confronting America, based on the number of mortalities in each category throughout the 11-year period spanning 1995 through 2005

It was then that I realized that my t-shirt was the reason why I had been taken to the secondary checking.

The U.S. is asking Internet companies including Microsoft Corp., Google Inc. and AOL to preserve records of customers' Web activity to aid terrorism and child pornography investigations.