[h4x0r12345]

It's well known that they've already tried to insert back doors many times. On the other side is a huge amount of resources auditing and reviewing the kernel. Many reviewers, auditors, security analysts.

[Hackbraten]

Details about a few known attempts:

https://www.reddit.com/r/linux/comments/54in5s/the_nsa_has_t...

[Tijdreiziger]

TIL Linus Torvalds' father is a Member of European Parliament.