change passphrase in batch mode

Hauke Laging mailinglisten at
Tue Jul 30 12:57:08 CEST 2013

Am Di 30.07.2013, 09:28:24 schrieb Werner Koch:

> With gpg2 you can do:
>   gpg2 --passwd KEYID
> Of course it will use the pinentry to ask for the old an new passphrase.
> You may use a pinentry wrapper as usual or with 2.1-beta the pinentry
> loopback mode.

I am limited to the content of Knoppix (which is 1.4.x). Is it possible to 
write a pinentry wrapper in shell code (again: limited to what Knoppix has) or 
does that require more sophisticated programming?

Crypto für alle:
OpenPGP: 7D82 FB9F D25A 2CE4 5241 6C37 BF4B 8EEF 1A57 1DF5
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