(Delphi DLL) Require that the Web Server's SSL Certificate is Non-Expired and the Signature is Valid

Demonstrates setting the RequireSslCertVerify property to require that the web server's SSL/TLS certificate is non-expired and that the certificate's signature is valid.

Chilkat for Delphi Downloads Chilkat non-ActiveX DLL for Delphi Chilkat ActiveX DLL for Delphi * The examples here use the non-ActiveX DLL.

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
url: PWideChar;
http: HCkHttp;
html: PWideChar;

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

url := 'https://chilkatsoft.com';

http := CkHttp_Create();
CkHttp_putRequireSslCertVerify(http,True);

html := CkHttp__quickGetStr(http,url);
if (CkHttp_getLastMethodSuccess(http) <> True) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

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

CkHttp_Dispose(http);

end;