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(VB.NET UWP/WinRT) POP3 Login SecureDemonstrates how to set the POP3 password using a secure string. This example requires Chilkat v9.5.0.71 or greater.
' This example requires the Chilkat API to have been previously unlocked. ' See Global Unlock Sample for sample code. Dim mailman As New Chilkat.MailMan Dim success As Boolean ' Imagine we've previously saved our encrypted login and password within a JSON config file ' that contains this: ' { ' "pop3_login": "D7lnlWY291LKMeChlvQq7N/Tg7ieuSB15a+9Ekyd0R4=", ' "pop3_password": "5neIq9Jmn0E3p71N6Yc8TA==" ' } Dim json As New Chilkat.JsonObject json.LoadFile("qa_data/passwords/pop3.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("pop3_login"),ssLogin) crypt.DecryptSecureENC(json.StringOf("pop3_password"),ssPassword) ' Set the POP3 domain, login, and password mailman.MailHost = "pop.gmail.com" mailman.PopSsl = True mailman.MailPort = 995 mailman.PopUsername = ssLogin.Access() ' Set the PopPassword property via the SetPassword method using the secure string. mailman.SetPassword("pop3",ssPassword) ' Connect and authenticate.. success = Await mailman.Pop3ConnectAsync() If (success <> True) Then Debug.WriteLine(mailman.LastErrorText) Exit Sub End If success = Await mailman.Pop3AuthenticateAsync() If (success <> True) Then Debug.WriteLine(mailman.LastErrorText) Exit Sub End If Debug.WriteLine("POP3 login successful.") Dim numMessages As Integer = Await mailman.GetMailboxCountAsync() If (numMessages < 0) Then Debug.WriteLine(mailman.LastErrorText) Exit Sub End If Debug.WriteLine("Num messages in Inbox = " & numMessages) Await mailman.Pop3EndSessionAsync() |
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