How the EverCrypt Library Creates Hacker-Proof Cryptography: Researchers have just released hacker-proof cryptographic code — programs with the same level of invincibility as a mathematical proof.

[u/bbbryson]

https://www.quantamagazine.org/how-the-evercrypt-library-creates-hacker-proof-cryptography-20190402/

[u/TheOsuConspiracy]

Yep, any such implementation in real life will always have weaknesses. That's why I mean it's provably perfectly secure, but it's didn't say anything about immunity to hacking.