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The algorithm, sometimes referred to as “single DES” uses a 56-bit key to encrypt blocks of data, and can produce up to 72,000,000,000,000,000 unique keys.

Unlike the NSA's secretive work on DES—which made the algorithm better—the secretive work presumed to have taken place on SP 800-90 has probably made it a little bit worse.

Karsten Nohl, the founder of Berlin's Security Research Labs, has announced an exploit for SIM cards using the outdated 56-bit DES algorithm for its signature verification.

MOSCOW--(BUSINESS WIRE)--Openwall, an open source-based, professional IT and security services company, has released an updated version of “John the Ripper,” a password security auditing tool ...