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Classic ASP

WPA Key Calculation from PassPhrase to Hex

See more Encryption Examples

Demonstrates how to calculate a WPA key from a passprhase and network SSID.

Chilkat Classic ASP Downloads

Classic ASP
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
' This example assumes the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

set crypt = Server.CreateObject("Chilkat.Crypt2")

' The "ps" is the WPA passphrase
pw = "password"
pwCharset = "ansi"

' Hash algorithms may be: sha1, md2, md5, etc.
hashAlg = "sha1"

' Specify the SSID in hex:
' For example, if the SSID is "ABC", then the 
' hex values for these us-ascii chars is "414243"
ssidHex = "414243"

' The WPA key calculation will always use 4096 iterations.
iterationCount = 4096

' The WPA hex output should be 256 bits.
outputBitLen = 256

' Indicate that "hex" is to be returned.
enc = "hex"

wpaHexKey = crypt.Pbkdf2(pw,pwCharset,hashAlg,ssidHex,iterationCount,outputBitLen,enc)

Response.Write "<pre>" & Server.HTMLEncode( wpaHexKey) & "</pre>"

%>
</body>
</html>