Cryptographic Token Interface Standard

PKCS#11

---

SHA-1-HMAC

The SHA-1-HMAC mechanism, denoted CKM_SHA_1_HMAC, is a special case of the general-length SHA-1-HMAC mechanism in Section 6.17.3.

It has no parameter, and always produces an output of length 20.

---

RSA Security Inc. Public-Key Cryptography Standards - PKCS#11 - v230