(ASP) DSA Public Key PEM to DER Conversion

Converts a DSA public key from PEM format to DER.

Download Chilkat DSA ActiveX

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


set dsa = Server.CreateObject("Chilkat.Dsa")

success = dsa.UnlockComponent("Anything for 30-day trial")
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode(dsa.LastErrorText) & "</pre>"

End If

'  Load a PEM public key.

pemPublicKey = dsa.LoadText("dsa_pub.pem")
'  Import the public key PEM into the DSA object.
success = dsa.FromPublicPem(pemPublicKey)
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode(dsa.LastErrorText) & "</pre>"

End If

'  Write it out as a DER file:
success = dsa.ToPublicDerFile("dsa_pub.der")
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode(dsa.LastErrorText) & "</pre>"

End If

Response.Write "<pre>" & Server.HTMLEncode("Finished!") & "</pre>"
%>
</body>
</html>