Pascal (Lazarus/Delphi)

Remove the Authenticode Signature from an EXE or DLL

See more Code Signing Examples

Demonstrates how to remove the Authenticode signature from an EXE or DLL.

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

Pascal (Lazarus/Delphi)

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.CodeSign;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  path: string;
  codeSign: TCodeSign;

begin
  success := False;

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

  //  You can verify a signed DLL or EXE.
  path := 'c:/someDir/something.dll';

  codeSign := TCodeSign.Create;

  //  If successful, the signature is removed from the EXE or DLL file.
  success := codeSign.RemoveSignature(path);
  if (success = False) then
    begin
      WriteLn(codeSign.LastErrorText);
    end;
  WriteLn('success: ' + success);


  codeSign.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.