How to change the secret key passphrase on command line with just one command?

[Werner Koch]

On Sun, 13 Nov 2011 06:02, vivarto at gmail.com said:

> Is there a way to change the secret key passphrase programmatically, with
> just one line without having to go through the "Edit" menu?
> Thank you in advance for any information.

OpenPGP:

  gpg --passwd USERID

S/MIME:

  gpgsm --passwd USERID


Shalom-Salam,

   Werner

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