/A5-1-stream-cipher

A5/1 is a cipher developed in 1987 to protect the voice communication in mobile networks according to the GSM standard. It is now regarded as broken. This is a simplified implementation of the cipher.

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A5-1-stream-cipher

A5/1 is a cipher developed in 1987 to protect the voice communication in mobile networks according to the GSM standard. It is now regarded as broken. This is a simplified implementation of the cipher.

The A5/1 stream cipher