same goes for all curves listed in the 1.8.0 firmware update
followed both of these using gpg, also tried oct spearately
https://docs.nitrokey.com/nitrokeys/features/openpgp-card/openpgp-keygen-backup
https://docs.nitrokey.com/nitrokeys/features/openpgp-card/openpgp-keygen-on-device
key-attr → nist521
generate
<error>
key-attr → nistp256
generate
<all good>
same when importing curve key from disk to nitrokey, p256 gets imported but p521 errors
is this a bug or am i misunderstanding nistp521 support for nk 3a mini?