Apache and SSL
When you want to transmit information through an untrusted channel (i.e. internet) and want to keep that information private, guarantee it's integrity and keep the authenticity then you need something like SSL.
The mod_ssl module provides strong cryptography for the Apache web server through the SSL (Secure Sockets Layer, v2/v3) and the TLS (Transport Layer Security, v1) protocols implementation of OpenSSL. It also provides message digest mechanism to guarantee messages integrity and digital signature for authenticity.
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