Classic ASP

FTPS with Mutual TLS Authentication (TLS Client Certificate)

Demonstrates how to do mutual TLS authentication (using a client certificate from a .pfx/.p12).

Chilkat Classic ASP Downloads

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 ftp = Server.CreateObject("Chilkat.Ftp2")

ftp.Hostname = "ftp.example.com"
ftp.Port = 21

' If using implicit TLS, you probably want port 990..
ftp.Port = 990

' Set this to 0 for implicit TLS, otherwise set to 1 for explicit TLS (where port is typically 21).
ftp.AuthTls = 0

' Set this to 1 for implicit TLS, otherwise set to 0.
ftp.Ssl = 1

set cert = Server.CreateObject("Chilkat.Cert")
success = cert.LoadPfxFile("qa_data/pfx/example.pfx","pfx_password")
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( cert.LastErrorText) & "</pre>"
    Response.End
End If

' Use this certificate for our TLS mutually authenticated connection:
success = ftp.SetSslClientCert(cert)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( cert.LastErrorText) & "</pre>"
    Response.End
End If

' Establish the TLS connection with the FTP server.
success = ftp.ConnectOnly()
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( ftp.LastErrorText) & "</pre>"
    Response.End
End If

' If a login is required, then login with the FTP account login/password.
ftp.Username = "myLogin"
ftp.Password = "myPassword"
success = ftp.LoginAfterConnectOnly()
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( ftp.LastErrorText) & "</pre>"
    Response.End
End If

' Do whatever you're doing to do ...
' upload files, download files, etc...

' .....
' .....

success = ftp.Disconnect()

%>
</body>
</html>