GPG secret key: How to change the passphrase

Summary

Suppose you get along with GPG (The GNU Privacy Guard, GnuPG) for good privacy, and sometimes want to change the passphrase of its secret key.

This post shows how to do it.

To be short:

1. Get the secret key ID


2. Run gpg --edit-key ${the-key} to start the prompt


3. Run passwd
   

Environment

• OS: Devuan 5 - Daedalus
  
  
  
  • A systemd-free fork from Debian Linux+GNU
    
  
  
  
  


• Desktop Environment: Xfce 4.16
  


• Cryptographic Software: GPG 2.2.40
  
  
  
  • Based on the OpenPGP standard as …

change edit encryption environment gnu gnupg good gpg guard key passphrase privacy run secret secret key start