Chilkat Examples

ChilkatHOMEAndroid™Classic ASPCC++C#Mono C#.NET Core C#C# UWP/WinRTDataFlexDelphi ActiveXDelphi DLLVisual FoxProJavaLianjaMFCObjective-CPerlPHP ActiveXPHP ExtensionPowerBuilderPowerShellPureBasicCkPythonChilkat2-PythonRubySQL ServerSwift 2Swift 3/4TclUnicode CUnicode C++Visual Basic 6.0VB.NETVB.NET UWP/WinRTVBScriptXojo PluginNode.jsExcelGo

Delphi ActiveX Examples

Web API Categories

ASN.1
Amazon Glacier
Amazon S3
Amazon S3 (new)
Amazon SES
Amazon SNS
Amazon SQS
Async
Azure Cloud Storage
Azure Service Bus
Base64
Bounced Email
Box
CAdES
CSR
CSV
Certificates
Compression
DKIM / DomainKey
DSA
Diffie-Hellman
Digital Signatures
Dropbox
Dynamics CRM
ECC
Email Object
Encryption
FTP
FileAccess
Firebase
GMail REST API
Geolocation
Google APIs
Google Calendar
Google Cloud Storage
Google Drive
Google Photos
Google Sheets
Google Tasks
Gzip
HTML-to-XML/Text

HTTP
HTTP Misc
IMAP
JSON
JSON Web Encryption (JWE)
JSON Web Signatures (JWS)
JSON Web Token (JWT)
Java KeyStore (JKS)
MHT / HTML Email
MIME
Microsoft Graph
NTLM
OAuth1
OAuth2
OneDrive
OpenSSL
Outlook
PEM
PFX/P12
POP3
PRNG
REST
REST Misc
RSA Encryption
SCP
SFTP
SMTP
SSH
SSH Key
SSH Tunnel
SharePoint
Socket/SSL/TLS
Spider
Stream
Tar Archive
Upload
WebSocket
XAdES
XML
XML Digital Signatures
XMP
Zip
curl

 

 

 

(Delphi ActiveX) POP3 Login Secure

Demonstrates how to set the POP3 password using a secure string.

This example requires Chilkat v9.5.0.71 or greater.

Chilkat for Delphi Downloads

Chilkat ActiveX DLL for Delphi

Chilkat non-ActiveX DLL for Delphi

* The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_v9_5_0_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
mailman: TChilkatMailMan;
success: Integer;
json: TChilkatJsonObject;
crypt: TChilkatCrypt2;
ssLogin: TChilkatSecureString;
ssPassword: TChilkatSecureString;
numMessages: Integer;

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

mailman := TChilkatMailMan.Create(Self);

//  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=="
//  }

json := TChilkatJsonObject.Create(Self);
json.LoadFile('qa_data/passwords/pop3.json');

crypt := TChilkatCrypt2.Create(Self);

//  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';

ssLogin := TChilkatSecureString.Create(Self);
ssPassword := TChilkatSecureString.Create(Self);

//  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.ControlInterface);
crypt.DecryptSecureENC(json.StringOf('pop3_password'),ssPassword.ControlInterface);

//  Set the POP3 domain, login, and password
mailman.MailHost := 'pop.gmail.com';
mailman.PopSsl := 1;
mailman.MailPort := 995;

mailman.PopUsername := ssLogin.Access();
//  Set the PopPassword property via the SetPassword method using the secure string.
mailman.SetPassword('pop3',ssPassword.ControlInterface);

//  Connect and authenticate..
success := mailman.Pop3Connect();
if (success <> 1) then
  begin
    Memo1.Lines.Add(mailman.LastErrorText);
    Exit;
  end;

success := mailman.Pop3Authenticate();
if (success <> 1) then
  begin
    Memo1.Lines.Add(mailman.LastErrorText);
    Exit;
  end;

Memo1.Lines.Add('POP3 login successful.');

numMessages := mailman.GetMailboxCount();
if (numMessages < 0) then
  begin
    Memo1.Lines.Add(mailman.LastErrorText);
    Exit;
  end;

Memo1.Lines.Add('Num messages in Inbox = ' + IntToStr(numMessages));

mailman.Pop3EndSession();
end;

 

© 2000-2019 Chilkat Software, Inc. All Rights Reserved.