[cryptography] Don’t trust satellite phones – The GMR-1 and GMR-2 ciphers have been broken

Jeffrey Walton noloader at gmail.com
Mon Feb 6 15:01:13 EST 2012


http://cryptanalysis.eu/blog/2012/02/02/dont-trust-satellite-phones-the-gmr-1-and-gmr-2-ciphers-have-been-broken/

Today, February 2nd 2012, Benedikt Driessen and Ralf Hund gave a very
interesting talk at Ruhr Universität Bochum about their work on
satellite phone security. In a nutshell, they were able to reverse
engineer and to break the secret ciphers used in many satellite phone
systems, namely the GMR-1 and the GMR-2 ciphers.
...



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