hmacHexFromHex

Compute hash-based message authentication code (HMAC) in hexadecimal format from data in hexadecimal-encoded strings.

Syntax

Public Function hmacHexFromHex ( _
    szMsgHex As String, _
    szKeyHex As String, _
    nOptions As Long _
) As String

Parameters

szMsgHex

Message to be signed in hex-encoded format.

szKeyHex

Key in hex-encoded format.

nOptions

Algorithm to be used. Select one from:

PKI_HMAC_SHA1
PKI_HMAC_SHA224
PKI_HMAC_SHA256
PKI_HMAC_SHA384
PKI_HMAC_SHA512
PKI_HMAC_SHA3_224
PKI_HMAC_SHA3_256
PKI_HMAC_SHA3_384
PKI_HMAC_SHA3_512
PKI_HMAC_MD5

Return Value