Public Function fSHA256Base64(s As String, k As String) As String Dim lngLoop As Long Dim oUTF, oEnc Dim hmac() As Byte Dim strText As String Dim strTemp As String 12890 strText = s 12900 Set oUTF = CreateObject("System.Text.UTF8Encoding") 12910 Set oEnc = CreateObject("System.Security.Cryptography.HMACSHA256") 12920 oEnc.Key = oUTF.GetBytes_4(k) 12930 hmac = oEnc.ComputeHash_2(oUTF.GetBytes_4(s)) 12940 strTemp = Base64Encode(hmac()) 12950 fSHA256Base64 = strTemp End Function
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