Comment on Signal messenger blocked in Russia, says Roskomnadzor
HarriPotero@lemmy.world 5 weeks agoOn that level it usually falls on computer scientists. Formal methods can prove that any implementation is correct, but proving the absence of unintended attacks is a lot harder.
Needham-Schroeder comes to mind as an example from back when I was studying the things.
woelkchen@lemmy.world 5 weeks ago
And not a single one has been able to analyze the encryption in all these years? Fact is, Telegram is the tool the Russian opposition and even Ukrainians use to communicate without Putin being able to infiltrate.
HarriPotero@lemmy.world 5 weeks ago
No. It kind of falls on Dijkstra’s old statement. “Testing can only prove the presence, not absence of bugs.”
You can prove logical correctness of code, but an abstract thing such as “is there an unknown weakness” is a bit harder to prove.