Aspose::Words::DigitalSignatures::DigitalSignatureType enum

DigitalSignatureType enum

Specifies the type of a digital signature.

enum class DigitalSignatureType

Values

NameValueDescription
Unknown0Indicates an error, unknown digital signature type.
CryptoApi1The Crypto API signature method used in Microsoft Word 97-2003 .DOC binary documents.
XmlDsig2The XmlDsig signature method used in OOXML and OpenDocument documents.

Examples

Shows how to sign documents with X.509 certificates.

// Verify that a document is not signed.
ASSERT_FALSE(Aspose::Words::FileFormatUtil::DetectFileFormat(get_MyDir() + u"Document.docx")->get_HasDigitalSignature());

// Create a CertificateHolder object from a PKCS12 file, which we will use to sign the document.
System::SharedPtr<Aspose::Words::DigitalSignatures::CertificateHolder> certificateHolder = Aspose::Words::DigitalSignatures::CertificateHolder::Create(get_MyDir() + u"morzal.pfx", u"aw", nullptr);

// There are two ways of saving a signed copy of a document to the local file system:
// 1 - Designate a document by a local system filename and save a signed copy at a location specified by another filename.
auto signOptions = System::MakeObject<Aspose::Words::DigitalSignatures::SignOptions>();
signOptions->set_SignTime(System::DateTime::get_Now());
Aspose::Words::DigitalSignatures::DigitalSignatureUtil::Sign(get_MyDir() + u"Document.docx", get_ArtifactsDir() + u"Document.DigitalSignature.docx", certificateHolder, signOptions);

ASSERT_TRUE(Aspose::Words::FileFormatUtil::DetectFileFormat(get_ArtifactsDir() + u"Document.DigitalSignature.docx")->get_HasDigitalSignature());

// 2 - Take a document from a stream and save a signed copy to another stream.
{
    auto inDoc = System::MakeObject<System::IO::FileStream>(get_MyDir() + u"Document.docx", System::IO::FileMode::Open);
    {
        auto outDoc = System::MakeObject<System::IO::FileStream>(get_ArtifactsDir() + u"Document.DigitalSignature.docx", System::IO::FileMode::Create);
        Aspose::Words::DigitalSignatures::DigitalSignatureUtil::Sign(inDoc, outDoc, certificateHolder);
    }
}

ASSERT_TRUE(Aspose::Words::FileFormatUtil::DetectFileFormat(get_ArtifactsDir() + u"Document.DigitalSignature.docx")->get_HasDigitalSignature());

// Please verify that all of the document's digital signatures are valid and check their details.
auto signedDoc = System::MakeObject<Aspose::Words::Document>(get_ArtifactsDir() + u"Document.DigitalSignature.docx");
System::SharedPtr<Aspose::Words::DigitalSignatures::DigitalSignatureCollection> digitalSignatureCollection = signedDoc->get_DigitalSignatures();

ASSERT_TRUE(digitalSignatureCollection->get_IsValid());
ASSERT_EQ(1, digitalSignatureCollection->get_Count());
ASSERT_EQ(Aspose::Words::DigitalSignatures::DigitalSignatureType::XmlDsig, digitalSignatureCollection->idx_get(0)->get_SignatureType());
ASSERT_EQ(u"CN=Morzal.Me", signedDoc->get_DigitalSignatures()->idx_get(0)->get_IssuerName());
ASSERT_EQ(u"CN=Morzal.Me", signedDoc->get_DigitalSignatures()->idx_get(0)->get_SubjectName());

See Also

Aspose::Words::DigitalSignatures::SignOptions class Aspose::Words::DigitalSignatures::XmlDsigLevel enum