(Delphi ActiveX) Get Certificate Public Key from PEM
Demonstrates how to load a PEM file containing a certificate and access the public key. Note: This example requires Chilkat v11.0.0 or greater.
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;
cert: TChilkatCert;
pubkey: TPublicKey;
begin
success := 0;
cert := TChilkatCert.Create(Self);
success := cert.LoadFromFile('qa_data/pem/my_cert.pem');
if (success = 0) then
begin
Memo1.Lines.Add(cert.LastErrorText);
Exit;
end;
pubkey := TPublicKey.Create(Self);
cert.GetPublicKey(pubkey.ControlInterface);
// Examine the public key as XML..
Memo1.Lines.Add(pubkey.GetXml());
end;
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