Hi Werner, >> gpg-agent[pid]: a 256 bit hash is not valid for a 512 bit ECC key >> gpg-agent[pid]:command 'PKSIGN' failed: Invalid length > > Please provide more information: GnuPG version, OS, and command uses > to create the key. you should add it in the man page, because it's a FAQ: cert-digest-algo !< SHA512 ing gpg.conf for ECC >= 512-bit -- mlnl