softhsm: softhsm (software-based pkcs#11 store)
softhsm:
softhsm: SoftHSM is an implementation of a cryptographic store
softhsm: accessible through a PKCS#11 interface.
softhsm: You can use it to explore PKCS#11 without having an actual
softhsm: Hardware Security Module (HSM).
softhsm: It is being developed as a part of the OpenDNSSEC project.  
softhsm:
softhsm:
softhsm: See also: https://www.opendnssec.org/softhsm/
softhsm: