Lianja

Create CAdES Signature (.p7s) Compliant with ICP-Brazil Digital Signature Standard

See more CAdES Examples

Demonstrates how to create a CMS signature w/ policy ID that is compliant with the ICP-Brazil Digital Signature Standard. Lianja

llSuccess = .F.

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

// ------------------------------------------------------------------------------------------------------
// Note: This example creates a CAdES (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
// ------------------------------------------------------------------------------------------------------

loCrypt = createobject("CkCrypt2")

loCert = createobject("CkCert")
llSuccess = loCert.LoadPfxFile("mySigningCert.pfx","pfxPassword")
if (llSuccess <> .T.) then
    ? loCert.LastErrorText
    release loCrypt
    release loCert
    return
endif

loCrypt.SetSigningCert(loCert)

// See https://www.gov.br/iti/pt-br/assuntos/repositorio/artefatos-de-assinatura-digital

// Create JSON to indicate which signing attributes to include.
loAttrs = createobject("CkJsonObject")
loAttrs.UpdateBool("contentType",.T.)
loAttrs.UpdateBool("signingTime",.T.)
loAttrs.UpdateBool("messageDigest",.T.)
loAttrs.UpdateBool("signingCertificateV2",.T.)

loAttrs.UpdateString("policyId.hashAlg","SHA256")

// 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

// Set the policy OID and the profile name
loAttrs.UpdateString("policyId.id","2.16.76.1.7.1.1.2.3")
loAttrs.UpdateString("policyId.profile","PA_AD_RB_v2_3")

loCrypt.SigningAttributes = loAttrs.Emit()

// The input file can be any type of file.
lcInFile = "toBeSigned.pdf"
lcOutFile = "signed.pdf.p7s"

llSuccess = loCrypt.CreateP7M(lcInFile,lcOutFile)
if (llSuccess = .F.) then
    ? loCrypt.LastErrorText
    release loCrypt
    release loCert
    release loAttrs
    return
endif

? "Success."


release loCrypt
release loCert
release loAttrs