"If you can't physically protect your computer, you are screwed," said Zac Franken, a hacker who engineered a way to outwit door locks relying on key cards. A security research from DefCon recently reported on several major vulnerabilities in some key locks used by not only home and businesses, but by the White House and Pentagon as well. Franken brings up a very obvious but often overlooked point - people leave computers on at night thinking that the building they're in is secure, but this is not the case. Read on to find out what steps Franken has taken in his attempt to report his claims.

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