Gpg: Difference between revisions
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   Passphrase: ****  |    Passphrase: ****  | ||
=== PIN entry in emacs ===  | === PIN entry in emacs ===  | ||
It is neckbeard-borked out of the gate.  Fix is [[Emacs#GPG|here]].  | |||
=== PIN entry over ssh ===  | === PIN entry over ssh ===  | ||
You can in theory decrypt a file over ssh without writing it to disk:  | You can in theory decrypt a file over ssh to STDOUT without writing it to disk, but PIN entry fails by default:  | ||
  ssh   |   ssh secretbox gpg -d secretfile.gpg  | ||
Two fixes are required to get PIN entry to work:  | |||
* Use curses for PIN entry on the secretbox:  | |||
 [secretbox] emacs ~/.gnupg/gpg-agent.conf  | |||
   allow-emacs-pinentry  | |||
   allow-loopback-pinentry  | |||
   pinentry-program /usr/bin/pinentry-curses  | |||
* Tell ssh to use tty:  | |||
  ssh -tt secretbox gpg -d secretfile.gpg  | |||
Latest revision as of 17:19, 22 April 2021
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 email: [email protected] 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 to STDOUT without writing it to disk, but PIN entry fails by default:
ssh secretbox gpg -d secretfile.gpg
Two fixes are required to get PIN entry to work:
- Use curses for PIN entry on the secretbox:
 
[secretbox] emacs ~/.gnupg/gpg-agent.conf allow-emacs-pinentry allow-loopback-pinentry pinentry-program /usr/bin/pinentry-curses
- Tell ssh to use tty:
 
ssh -tt secretbox gpg -d secretfile.gpg