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Using a .NET .snk Key File for RSA EncryptionDemonstrates how to load and use a .NET .snk key file for RSA encryption. SNK files are created by the Microsoft .NET Strong Name Tool (Sn.exe).
<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> </head> <body> <% set rsa = Server.CreateObject("Chilkat_9_5_0.Rsa") success = rsa.UnlockComponent("Anything for 30-day trial") If (success <> 1) Then Response.Write "RSA component unlock failed" & "<br>" End If ' Load a public/private key pair from a .snk key file. xmlKey = rsa.SnkToXml("chilkat2.snk") Response.Write Server.HTMLEncode( xmlKey) & "<br>" ' The xmlKey contains both public and private keys. ' Import either the public or private for encrypting or ' decrypting. rsa.ImportPrivateKey xmlKey bUsePrivateKey = 1 encryptedText = rsa.EncryptStringENC("Hello World!",bUsePrivateKey) Response.Write Server.HTMLEncode( encryptedText) & "<br>" ' Now decrypt with the public key: rsa.ImportPublicKey xmlKey bUsePrivateKey = 0 decryptedText = rsa.DecryptStringENC(encryptedText,bUsePrivateKey) Response.Write Server.HTMLEncode( decryptedText) & "<br>" ' Note: We could have just as well encrypted using the public key ' and decrypted using the private key. %> </body> </html> |
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