The HTTPS cryptographic scheme protecting millions of websites is vulnerable to a newly revived attack that exposes encrypted e-mail addresses, social security numbers, and other sensitive data even when attackers don't have the ability to monitor a targeted end user's Internet connection...
http://arstechnica.com/gadgets/2016/04/the-ars-guide-to-building-a-linux-router-from-scratch/
Maybe of interest to some, good luck if you attempt this, a bit too hardcore for me.
Was a good read anyway but I don't think I will be building just yet.