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(Delphi DLL) Create CAdES Signature (.p7s) Compliant with ICP-Brazil Digital Signature Standard PA AD RB v2.2

See more CAdES Examples

Demonstrates how to create a CMS signature w/ policy ID that is compliant with the ICP-Brazil Digital Signature Standard PA AD RB v2.2

For more information, see https://verificador.iti.gov.br/verifier-2.6.2/

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, Cert, JsonObject, Crypt2;

...

procedure TForm1.Button1Click(Sender: TObject);
var
crypt: HCkCrypt2;
cert: HCkCert;
success: Boolean;
attrs: HCkJsonObject;
inFile: PWideChar;
outFile: PWideChar;

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

// ------------------------------------------------------------------------------------------------------
// Note: This example creates a CMS signature (.p7s) that contains the PDF.
// It is different than signing a PDF.  To sign a PDF where the resulting PDF contains the CMS signature,
// see this example:  Sign PDF for ICP-Brasil
// ------------------------------------------------------------------------------------------------------

crypt := CkCrypt2_Create();

cert := CkCert_Create();
success := CkCert_LoadPfxFile(cert,'mySigningCert.pfx','pfxPassword');
if (success <> True) then
  begin
    Memo1.Lines.Add(CkCert__lastErrorText(cert));
    Exit;
  end;

CkCrypt2_SetSigningCert(crypt,cert);
CkCrypt2_putHashAlgorithm(crypt,'sha256');

// Create JSON to indicate which signing attributes to include.
attrs := CkJsonObject_Create();
CkJsonObject_UpdateBool(attrs,'contentType',True);
CkJsonObject_UpdateBool(attrs,'signingTime',True);
CkJsonObject_UpdateBool(attrs,'messageDigest',True);
CkJsonObject_UpdateBool(attrs,'signingCertificateV2',True);

CkJsonObject_UpdateString(attrs,'contentHint.text','Content-Type: application/octet-stream' + #13#10 + 'Content-Disposition: attachment;filename="documento.pdf"');
CkJsonObject_UpdateString(attrs,'contentHint.oid','1.2.840.113549.1.7.1');

// In Chilkat versions 9.5.0.91 and earlier, you need to explicitly set
// the policy id, hash, hash algorithm, and uri as shown here.
// Starting in Chilkat v9.5.0.92, you can specify just a policy profile (see below) and Chilkat will
// automatically use the correct values for id, hash, hash algorithm and uri.
CkJsonObject_UpdateString(attrs,'policyId.id','2.16.76.1.7.1.1.2.2');
CkJsonObject_UpdateString(attrs,'policyId.hash','D2+ixigZgXFslceYmQOYRFI7HGHCyWIonNrHgR/u4p4=');
CkJsonObject_UpdateString(attrs,'policyId.hashAlg','SHA256');
CkJsonObject_UpdateString(attrs,'policyId.uri','http://politicas.icpbrasil.gov.br/PA_AD_RB_v2_2.der');

// Starting in Chilkat v9.5.0.92, we can instead set the ICP Brasil policy values by a single profile keyword.
// Listed here are the currently existing profiles. (Chilkat will add additional ICP Brasil policy profiles in future versions as new ones are created.)
// See https://www.gov.br/iti/pt-br/assuntos/repositorio/artefatos-de-assinatura-digital for more information.
// 
// PA_AD_RA --> 2.16.76.1.7.1.5.1
// PA_AD_RA_v1_1 --> 2.16.76.1.7.1.5.1.1
// PA_AD_RA_v1_2 --> 2.16.76.1.7.1.5.1.2
// PA_AD_RA_v2_0 --> 2.16.76.1.7.1.5.2
// PA_AD_RA_v2_1 --> 2.16.76.1.7.1.5.2.1
// PA_AD_RA_v2_2 --> 2.16.76.1.7.1.5.2.2
// PA_AD_RA_v2_3 --> 2.16.76.1.7.1.5.2.3
// PA_AD_RA_v2_4 --> 2.16.76.1.7.1.5.2.4
// PA_AD_RB --> 2.16.76.1.7.1.1.1
// PA_AD_RB_v1_1 --> 2.16.76.1.7.1.1.1.1
// PA_AD_RB_v2_0 --> 2.16.76.1.7.1.1.2
// PA_AD_RB_v2_1 --> 2.16.76.1.7.1.1.2.1
// PA_AD_RB_v2_2 --> 2.16.76.1.7.1.1.2.2
// PA_AD_RB_v2_3 --> 2.16.76.1.7.1.1.2.3
// PA_AD_RC --> 2.16.76.1.7.1.4.1
// PA_AD_RC_v1_1 --> 2.16.76.1.7.1.4.1.1
// PA_AD_RC_v2_0 --> 2.16.76.1.7.1.4.2
// PA_AD_RC_v2_1 --> 2.16.76.1.7.1.4.2.1
// PA_AD_RC_v2_2 --> 2.16.76.1.7.1.4.2.2
// PA_AD_RC_v2_3 --> 2.16.76.1.7.1.4.2.3
// PA_AD_RT --> 2.16.76.1.7.1.2.1
// PA_AD_RT_v1_1 --> 2.16.76.1.7.1.2.1.1
// PA_AD_RT_v2_0 --> 2.16.76.1.7.1.2.2
// PA_AD_RT_v2_1 --> 2.16.76.1.7.1.2.2.1
// PA_AD_RT_v2_2 --> 2.16.76.1.7.1.2.2.2
// PA_AD_RT_v2_3 --> 2.16.76.1.7.1.2.2.3
// PA_AD_RV --> 2.16.76.1.7.1.3.1
// PA_AD_RV_v1_1 --> 2.16.76.1.7.1.3.1.1
// PA_AD_RV_v2_0 --> 2.16.76.1.7.1.3.2
// PA_AD_RV_v2_1 --> 2.16.76.1.7.1.3.2.1
// PA_AD_RV_v2_2 --> 2.16.76.1.7.1.3.2.2
// PA_AD_RV_v2_3 --> 2.16.76.1.7.1.3.2.3

// Starting in v9.5.0.92, you can just set the policy profile:
CkJsonObject_UpdateString(attrs,'policyId.profile','PA_AD_RB_v2_2');

CkCrypt2_putSigningAttributes(crypt,CkJsonObject__emit(attrs));

// The input file can be any type of file.
inFile := 'toBeSigned.pdf';
outFile := 'signed.pdf.p7s';

success := CkCrypt2_CreateP7M(crypt,inFile,outFile);
if (success = False) then
  begin
    Memo1.Lines.Add(CkCrypt2__lastErrorText(crypt));
    Exit;
  end;

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

CkCrypt2_Dispose(crypt);
CkCert_Dispose(cert);
CkJsonObject_Dispose(attrs);

end;

 

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