[monoideism]

So the modern alternative would be this for file encryption, and signify for signing. What's the consensus on an alternative for GPG authenticating?

And what are the expert opinions on themis: https://github.com/cossacklabs/themis ?

[tptacek]

Themis looks like a more complicated take on libsodium, which is already the de facto standard modern crypto library. I'd use that instead.