Classic ASP

Convert DSA DER Private Key to PEM

Converts a DSA private key from DER format to PEM. Demonstrates how to write both encrypted and unencrypted PEM formatted private keys.

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

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

' Load a DER private key.
success = dsa.FromDerFile("dsa_priv.der")
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( dsa.LastErrorText) & "</pre>"
    Response.End
End If

' Save to unencrypted PEM:
pemStr = dsa.ToPem()
success = dsa.SaveText(pemStr,"dsa_priv.pem")
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( dsa.LastErrorText) & "</pre>"
    Response.End
End If

' Save to encrypted PEM:
pemStr = dsa.ToEncryptedPem("myPassword")
success = dsa.SaveText(pemStr,"dsa_privEncrypted.pem")
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( dsa.LastErrorText) & "</pre>"
    Response.End
End If

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

%>
</body>
</html>