It's some of the best advice you can get, indeed. So many, throughout history, have been fucked by that.
Consider otp. Every case of cracking of a code could have been prevented had otp been used instead.
Let that fucking sink in. Just some damn dice and a few hours could have, in many cases, even saved entire divisions.
[–] 16712311? ago
Hidden wiki:
http://hiddenw3s6tmzdwo.onion/wiki/index.php?title=Main_Page
Bomb guides:
http://parazite.nn.fi/files.html#bombs