Delphi ActiveX

Iterate over Certificates in a Certificate Store

See more Cert Store Examples

Demonstrates how to iterate over the certificates in a certificate store.

Note: Requires Chilkat v10.1.2 or later.

Delphi ActiveX

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
success: Integer;
certStore: TChilkatCertStore;
readOnly: Integer;
cert: TChilkatCert;
numCerts: Integer;
i: Integer;

begin
success := 0;

certStore := TChilkatCertStore.Create(Self);

// This opens the Current User certificate store on Windows,
// On MacOS and iOS it opens the default Keychain.
readOnly := 0;
success := certStore.OpenCurrentUserStore(readOnly);
if (success = 0) then
  begin
    Memo1.Lines.Add(certStore.LastErrorText);
    Exit;
  end;

cert := TChilkatCert.Create(Self);

numCerts := certStore.NumCertificates;
i := 0;

while (i < numCerts) do
  begin
    // Load the cert object with the Nth certificate.
    certStore.GetCert(i,cert.ControlInterface);
    Memo1.Lines.Add(IntToStr(i) + ': ' + cert.SubjectCN);
    i := i + 1;
  end;
end;