A longtime Arlington County Board member shakes up Virginia politics by announcing plans to step away. Uncertainty clouds the future for the chief of one of Maryland's treasured public school systems. And the field of candidates narrows in D.C.'s special elections looming in the spring.
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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