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Generate RSA Public/Private Key Pair and Export to PEMVisual Basic example code showing how to generate an RSA public/private key pair and export to PEM files.
Dim rsa As New ChilkatRsa Dim success As Long success = rsa.UnlockComponent("Anything for 30-day trial") If (success <> 1) Then MsgBox "RSA component unlock failed" Exit Sub End If ' Generate a 1024-bit key. Chilkat RSA supports ' key sizes ranging from 512 bits to 4096 bits. success = rsa.GenerateKey(1024) If (success <> 1) Then MsgBox rsa.LastErrorText Exit Sub End If ' Keys are exported in XML format: Dim publicKeyXml As String publicKeyXml = rsa.ExportPublicKey() Text1.Text = Text1.Text & publicKeyXml & vbCrLf Dim privateKeyXml As String privateKeyXml = rsa.ExportPrivateKey() Text1.Text = Text1.Text & privateKeyXml & vbCrLf ' Save the private key in PEM format: Dim privKey As New PrivateKey privKey.LoadXml privateKeyXml privKey.SaveRsaPemFile "privateKey.pem" ' Save the public key in PEM format: Dim pubKey As New PublicKey pubKey.LoadXml publicKeyXml pubKey.SaveOpenSslPemFile "publicKey.pem" |
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