Kojo and Tom Sherwood explore the results of D.C.'s recent special elections - and take stock of more political contests looming in Maryland and Virginia.
Encryption and code-breaking are reaching new levels with an explosion in the field of steganography, a Greek word meaning "hidden writing." Security experts worry that Osama bin-Laden and others can now manipulate digital photos or music files on computers to pass secret messages to each other completely in the open, but completely hidden from our view. A Tech Tuesday discussion of this mysterious process.
- Neil Johnson Associate Director for the Center for Secure Information Systems
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