Xojo Plugin

SFTP use Cert's Private Key for Authentication (Windows)

See more SFTP Examples

Demonstrates how to use the private key of a pre-installed certificate (on Windows) for SFTP authentication. The certificate's private key must be marked as "exportable" when originally installed. Xojo Plugin

Dim success As Boolean
success = False

// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Dim cert As New Chilkat.Cert

// Load the certificate from the Windows certificate store
success = cert.LoadByCommonName("my_cert_common_name")
If (success = False) Then
    System.DebugLog(cert.LastErrorText)
    Return
End If

// Get the private key.  
Dim privKey As New Chilkat.PrivateKey
success = cert.GetPrivateKey(privKey)
If (success = False) Then
    System.DebugLog(cert.LastErrorText)
    Return
End If

Dim privKeyPem As String
privKeyPem = privKey.GetPkcs8Pem()
If (privKey.LastMethodSuccess = False) Then
    System.DebugLog(privKey.LastErrorText)
    Return
End If

Dim sshKey As New Chilkat.SshKey
success = sshKey.FromOpenSshPrivateKey(privKeyPem)
If (success = False) Then
    System.DebugLog(sshKey.LastErrorText)
    Return
End If

// Connect to an SSH/SFTP server
Dim sftp As New Chilkat.SFtp
success = sftp.Connect("sftp.example.com",22)
If (success = False) Then
    System.DebugLog(sftp.LastErrorText)
    Return
End If

// Authenticate with the SSH server using a username + private key.
// (The private key serves as the password.  The username identifies
// the SSH user account on the server.)
success = sftp.AuthenticatePk("mySshLogin",sshKey)
If (success = False) Then
    System.DebugLog(sftp.LastErrorText)
    Return
End If

System.DebugLog("OK, the connection and authentication with the SSH server is completed.")

// This example is only to show the connection + authentication using a private key associated with a certificate in the Windows certificate store...