One of the oldest still-working protocols on the Internet is FTP (File Transfer Protocol). Designed in the net’s earliest days, FTP never concerned itself with security. Later standards addressed this ...

The OpenSSH protocol goes way back, but it's recently been making the news. The open source protocol, which adds security around remote server access and file transfers, is perhaps so ubiquitously ...

The math that makes this warning work is public-private key cryptography. The problem we’re talking about today only shows up in RSA authentication. Specifically those that use the Chinese Remainder ...