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Create strong key

We want an elliptical curve key. It's baked in! But hidden.

gpg --expert --full-generate-key
 Key kind: (9) ECC and ECC
 Elliptical curve: (1) Curve 25519
 Don't expire (0)
 Real name: Michael Behrns-Miller
 Passphrase: ****

PIN entry in emacs

It is neckbeard-borked out of the gate. Fix is here.

PIN entry over ssh

You can in theory decrypt a file over ssh without writing it to disk:

ssh prod-cfg-1 gpg -d my_secrets.gpg

But default PIN entry over tty is totally fucking broken. Try:

sudo apt install pinentry-tty
emacs ~/.gnupg/gpg-agent.conf
  pinentry-program /usr/bin/pinentry-tty