PKCS #11 Crypto Abstraction Library.

PKCS #11 is a standard maintained by OASIS for interacting with cryptographic hardware.

— Official documentation of PKCS #11 from oasis

This PKCS #11 library implements a subset of the PKCS #11 API required to establish a secure connection to AWS IoT:

• Verifying the contents of a message.
• Signing a message.
• Managing certificates and keys.
• Generating random numbers.