Changes between Version 4 and Version 5 of HadoopA51


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Timestamp:
Jan 19, 2010, 12:57:16 AM (14 years ago)
Author:
lgrijincu
Comment:

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  • HadoopA51

    v4 v5  
    1010A5/1 is one of the most prolific stream ciphers used worldwide (surpassing the one used in ssh or https by total size of encrypted data per year). It is used to provide OTA communication privacy and authentification in the GSM cell phone networks between a cell phone and the first cell tower.
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     12Though at first the algorithm was not public, it was made available by researchers through reverse engineering and hardware monitoring. A reference implementation is given in https://svn-batch.grid.pub.ro/svn/PP2009/proiecte/HadoopA51/docs/a5/a5-1.c
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