This post shows how to use openssl’s RSA public key cryptography algorithms (encryption and signatures) to enable people to communicate securely over an insecure channel like the Internet. It also shows limitations and caveats when using public key cryptography in an insecure manner.
Archive of entries posted on July 2009
Encryption and Decryption with OpenSSL
This post shows how to encrypt and decrypt files with symmetric ciphers (like TripleDES), using the openssl command.
Wells Fargo Bank Sues Itself
A bank sues itself.