Secret telegram from 1980s between Swedish double agent and Czechoslovakia
sakerhetspolisen.se2 pointsby luuse0 comments
no older cryptographic primitives - rsa, dsa, classic diffie-hellman, md5, sha1, 3des, arcfour, ...
It is actually used in the code though. I didn't look into for what it was used though.
1. https://us.battle.net/support/en/article/300479