Re: El Reg, I love you
I assume you are a Sys Admin and not just stalking your former partners. It's still wrong.
A man in the middle attack is an attack. If you don't trust the people using your computers then do what my former employer did, put a CCTV camera facing every internet accessible computer. They had an excuse, what is yours?
For other people worried here by MITM attacks, Steve Gibson has a tool.
https://www.grc.com/fingerprints.htm
Biting the hand that feeds IT
