BChain keys: PBKs are handled specially.
Exportable key.
Temporary key.
HOTP stuff, without ST's, with open secret.
HOTP stuff, time-based
PKCS#11 related information.
Fallback to problematic RSA small exponent.
Object related to SPB module.
set on HSM generated keys.
TSP keys: don't replicate, export, backup.
Objects Attributes.