Putting a face -- and a fingerprint -- to a name
Bill Conner runs a defense company whose customers are threatened by new forms of global attack every day.
Internet
Nov 14, 2011
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News tagged with digital signature
Reversible watermarking for digital images
Every picture tells a story, but how do you know that a digital photo has not been manipulated to change the tale being told? A new approach to adding an encrypted watermark to digital images allows the an image to be validated ...
Computer Sciences
Jul 6, 2010
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Eight voters register by use of mobile touch-screen devices
The Santa Clara County Registrar of Voters made history Friday when it allowed eight county residents to register to vote by writing their signatures on iPads, iPhones and other mobile touch-screen devices.
Hi Tech & Innovation
May 17, 2010
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Signing contracts on the telephone
Internet telephony has developed from a niche product into standard technology in recent years. Most telephone providers switched their background technology to Voice over IP, or VoIP for short, long ago. BITKOM, the German ...
Software
Jan 27, 2010
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Fighting tomorrow's hackers
One of the themes of Dan Brown's The Da Vinci Code is the need to keep vital and sensitive information secure. Today, we take it for granted that most of our information is safe because it's encrypted. Every time we use a ...
Computer Sciences
Feb 5, 2009
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