Encryption
Rietta's encryption posts cover OpenSSL key generation, password hashing, OpenPGP, TLS certificate lifetimes, and encryption policy fights.
04/05/2012
What is Protected Personally Identifiable Information? Do I really have to hash users' passwords?
by Frank Rietta
01/27/2012
Generate OpenSSL RSA Key Pair from the Command Line
by Frank Rietta
How to generate a 2048-bit RSA key pair with OpenSSL from the command line. Updated for 2026 to match current OpenSSL output and ciphers.
08/17/2009
Authentication Without Encryption for Ham Radio
by Frank Rietta
Crypto can be used for secure authentication without obscuring the meaning of communications - by KI4AWF.