Classic ASP

SHA256 Hash the Bytes Represented in a Hex String

Demonstrates how to compute the SHA256 hash of the bytes represented by a hexidecimal encoded string, and return the hash bytes as an hex encoded string.

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Classic ASP

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
success = 0

' This example assumes the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

' We wish to compute the SHA256 hash of the bytes 0x6C 0xF8 0xEA 0x51 0xE4 0xE0 0xF5 0x99 0xCF ...
src = "6CF8EA51E4E0F599CF03EC8D58C3DCBC9C889A77FB2816B40DE25C2EC54E98A67EA517B"

set bd = Server.CreateObject("Chilkat.BinData")
success = bd.AppendEncoded(src,"hex")

' The bd now contains the bytes 0x6C 0xF8 0xEA 0x51 0xE4 0xE0 0xF5 0x99 0xCF ...

set crypt = Server.CreateObject("Chilkat.Crypt2")
crypt.HashAlgorithm = "sha256"
crypt.EncodingMode = "hex"

' Hash the bytes contained in bd, and return the 32-byte SHA256 hash as a hexidecimal encoded string.
result = crypt.HashBdENC(bd)
Response.Write "<pre>" & Server.HTMLEncode( result) & "</pre>"

%>
</body>
</html>