(Delphi ActiveX) Windows Credentials Manager / Apple Keychain - Get a Binary Secret

See more Secrets Examples

On Windows, fetches the content of a binary secret from the Windows Credentials Manager.

On MacOS or iOS, fetches from the Apple Keychain.

Note: This example requires Chilkat v10.1.0 or later.

For more information, see https://cknotes.com/chilkat-secrets-class-added-in-version-10-1-0/

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_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
secrets: TChilkatSecrets;
json: TChilkatJsonObject;
bd: TChilkatBinData;
success: Integer;

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

secrets := TChilkatSecrets.Create(Self);

// On Windows, this is the Windows Credentials Manager
// On MacOS/iOS, it is the Apple Keychain
secrets.Location := 'local_manager';

// Specify the secret to be fetched.
json := TChilkatJsonObject.Create(Self);
json.UpdateString('appName','Test2');
json.UpdateString('service','Custom');
json.UpdateString('domain','Ocean');
json.UpdateString('username','Starfish');

// Get the binary secret data.
bd := TChilkatBinData.Create(Self);
success := secrets.GetSecretBd(json.ControlInterface,bd.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(secrets.LastErrorText);
    Exit;
  end;

// For our testing, the binary secret was a JPG image..
bd.WriteFile('c:/temp/qa_output/starfish.jpg');

Memo1.Lines.Add('Success.');
end;