Comment by Trufa
17 hours ago
That's not what OP is asking, he's asking how do you have two separate e2e encrypted apps that can interact.
17 hours ago
That's not what OP is asking, he's asking how do you have two separate e2e encrypted apps that can interact.
By following the same protocol... This has been done for ages. PGP and GPG for example.
Yep. And apparently the answer is they both use the Signal Protocol.