Preview Digital Certificates properties

GroupDocs.Signature provides the getDocumentInfo method of the Signature class to receive document information. The response IDocumentInfo includes:

  • list of MetadataSignature objects (getMetadataSignatures()) that for a certificate document keeps all its properties;

Receive digital certificate properties

LoadOptions loadOptions = new LoadOptions();
loadOptions.setPassword("1234567890");

Signature signature = new Signature(certificatePath, loadOptions);
try
{
    IDocumentInfo documentInfo = signature.getDocumentInfo();
    System.out.println("Certificate properties " + new java.io.File(certificatePath).getName() + ":");
    System.out.println(" - format : " + documentInfo.getFileType().getFileFormat());
    System.out.println(" - extension : " + documentInfo.getFileType().getExtension());
    System.out.println(" - size : " + documentInfo.getSize());
    System.out.println(" - page count : " + documentInfo.getPageCount());

    // display document MetaData signatures information
    System.out.println("Certificate properties:");
    for (MetadataSignature metadataSignature : documentInfo.getMetadataSignatures())
    {
        System.out.println(" - " + metadataSignature.getName() + ":" + metadataSignature.getValue() + " (" + metadataSignature.getType() + ")");
    }
}
finally
{
    signature.dispose();
}

The GetCertificateInfoAdvanced class of the Java examples runs this code for a .pfx certificate.

More resources

GitHub Examples

You may easily run the code above and see the feature in action in our GitHub examples:

Free Online Apps

Along with the full-featured Java library, we provide simple but powerful free online apps.

To sign PDF, Word, Excel, PowerPoint, and other documents you can use the online apps from the GroupDocs.Signature App Product Family.

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