change passphrase in batch mode

[Hauke Laging]

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?


Hauke
-- 
Crypto für alle: http://www.openpgp-schulungen.de/fuer/bekannte/
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