gpg stuff

generate key

gpg --generate-key

change Passphrase

gpg --change-passphrase user-id

import key

gpg --import 92FFBB90C18B59AEF311F9C5D2E39FFEAC507F67.pub.gpg

list key

gpg -k 

sample

root@host # gpg -k 
[keyboxd]
---------
pub   ed25519 2024-01-02 [SC] [expires: 2027-01-01]
      F7118E072D426449DD9E4DE29674836DB8FECEDA
uid           [ultimate] root <root@host>
sub   cv25519 2024-01-02 [E] [expires: 2027-01-01]

encrypt

-r recipient -e encrypt

date > date
gpg -r F7118E072D426449DD9E4DE29674836DB8FECEDA -e date

sample

root@host # gpg -r F7118E072D426449DD9E4DE29674836DB8FECEDA -e date
root@host# ll date*                                                                                                                                                              
-rw-r--r--  1 root  wheel   29 Jan  2 15:14 date
-rw-r--r--  1 root  wheel  200 Jan  2 15:15 date.gpg

root@host# file date*
date:     ASCII text
date.gpg: data

decrypt

-d decrypt

gpg -d date.gpg  

sample

root@host # gpg -d date.gpg  
gpg: encrypted with cv25519 key, ID ADFB43758B398952, created 2024-01-02
      "root <root@host>"
Tue Jan  2 15:14:27 CET 2024

sha256: 092415b2d8a2b95b8f52cdf07049f5b19939dbc89ca9c437198ecb23b8a32485