Error with encrypting: unusable public key

Timo Schulz twoaday at
Fri Mar 2 10:57:58 CET 2007

Olaf Gellert wrote:

> keys and to enable encryption, one would add an encryption
> only subkey?

IIRC, it is not possible to change the capabilities of an
existing key with GPG. Somebody might correct me if I'm wrong.

And yes, the only way to encrypt to this key is to add an
encryption subkey to it.
It is also possible that people have separate keys for
certifying/signing and encryption.


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