Delphi DLL

Authenticode Sign an Executable (EXE) or DLL

See more Code Signing Examples

Demonstrates how to Authenticode sign an EXE or DLL.

Note: Chilkat's code signing class was added in v9.5.0.97

Delphi DLL

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
json: HCkJsonObject;
cert: HCkCert;
exePath: PWideChar;
signer: HCkCodeSign;

begin
success := False;

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

// First create the following JSON to specify that SHA256 is to be used,
// and provide timestamp server information.

// {
//   "hashAlg": "sha256",
//   "timestampToken": {
//     "enabled": true,
//     "tsaUrl": "http://timestamp.digicert.com",
//     "requestTsaCert": true,
//     "hashAlg": "sha256"
//   }
// }

json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'hashAlg','sha256');
CkJsonObject_UpdateBool(json,'timestampToken.enabled',True);
CkJsonObject_UpdateString(json,'timestampToken.tsaUrl','http://timestamp.digicert.com');
CkJsonObject_UpdateBool(json,'timestampToken.requestTsaCert',True);
CkJsonObject_UpdateString(json,'timestampToken.hashAlg','sha256');

// Load a code signing certificate..
cert := CkCert_Create();
success := CkCert_LoadPfxFile(cert,'C:/someDir/myCodeSigningCert.pfx','pfx password');
if (success = False) then
  begin
    Memo1.Lines.Add(CkCert__lastErrorText(cert));
    Exit;
  end;

// You can sign .exe or .dll files.
exePath := 'C:/someOtherDir/HelloWorld.exe';

signer := CkCodeSign_Create();

// If successful, the following call will apply the signature to the EXE (or DLL).
success := CkCodeSign_AddSignature(signer,exePath,cert,json);
if (success = False) then
  begin
    Memo1.Lines.Add(CkCodeSign__lastErrorText(signer));
    Exit;
  end;

Memo1.Lines.Add('Successfully applied the Authenticode signature.');

CkJsonObject_Dispose(json);
CkCert_Dispose(cert);
CkCodeSign_Dispose(signer);

end;