(VB.NET UWP/WinRT) IMAP Login Secure

Demonstrates how to use the LoginSecure method introduced in Chilkat v9.5.0.71.

Chilkat Universal Windows Platform (UWP) / WinRT Downloads Chilkat for the Universal Windows Platform (UWP)

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

Dim imap As New Chilkat.Imap

'  Connect to an IMAP server..
imap.Ssl = True
imap.Port = 993
Dim success As Boolean = Await imap.ConnectAsync("imap.mail.me.com")
If (success <> True) Then
    Debug.WriteLine(imap.LastErrorText)
    Exit Sub
End If


'  Imagine we've previously saved our encrypted login and password within a JSON config file
'  that contains this:

'  {
'    "imap_login": "fLkxsfnVaIWLiL/R32jo6g==",
'    "imap_password": "/NbaFBoCftBLFf8WBU9Xtw=="
'  }


Dim json As New Chilkat.JsonObject
json.LoadFile("qa_data/passwords/imap.json")

Dim crypt As New Chilkat.Crypt2

'  These are the encryption settings we previously used to encrypt the credentials within the JSON config file.
crypt.CryptAlgorithm = "aes"
crypt.CipherMode = "cbc"
crypt.KeyLength = 128
crypt.SetEncodedKey("000102030405060708090A0B0C0D0E0F","hex")
crypt.SetEncodedIV("000102030405060708090A0B0C0D0E0F","hex")
crypt.EncodingMode = "base64"

Dim ssLogin As New Chilkat.SecureString
Dim ssPassword As New Chilkat.SecureString

'  Decrypt to the secure string.  (the strings will still held in memory encrypted, but are now encrypted using
'  a randomly generated session key.)
crypt.DecryptSecureENC(json.StringOf("imap_login"),ssLogin)
crypt.DecryptSecureENC(json.StringOf("imap_password"),ssPassword)

'  Pass the credentials to the LoginSecure method:
success = Await imap.LoginSecureAsync(ssLogin,ssPassword)
If (success <> True) Then
    Debug.WriteLine(imap.LastErrorText)
    Exit Sub
End If


'  ...



Await imap.DisconnectAsync()