X-Cypher, SIP VoIP, stupid propriatory crapola

Thomas Shaddack shaddack at ns.arachne.cz
Wed Jul 28 18:10:47 PDT 2004

On Wed, 28 Jul 2004, Dave Howe wrote:

> Particularly disgusted by the last paragraph....

> | With encryption comes the problem of either managing public/private
> | keys, which must be kept secret, or the annoyance of transmitting a
> | secure key to a remote party over other secure methods. X-Cipher
> | eliminates these issues. No public/private keys exist to guard and keep
> | safe and worry about theft and reuse. Each conversation through
> | X-Cipher gets a unique secure key generated by an X-Cipher server using
> | strong Crypto random safe algorithms.

Sounds like an anonymous Diffie-Hellman session key, wrapped in marketing 
bullshit. Usable, but susceptible to MITM.

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