Verify QR-code signatures in the document

GroupDocs.Signature provides QrCodeVerifyOptions class to specify different options for verification of QR-code signatures.

Here are the steps to verify qr-code signature within the document with GroupDocs.Signature for Java API:

This example shows how to verify QR-code signature in the document.

Signature signature = new Signature("sample.pdf");
QrCodeVerifyOptions options = new QrCodeVerifyOptions();
options.setAllPages(true); // this value is set by default
options.setText("John");
options.setMatchType(TextMatchType.Contains);
 
// verify document signatures
VerificationResult result = signature.verify(options);
if (result.isValid())
{
    System.out.print("\nDocument was verified successfully!");
}
else
{
    System.out.print("\nDocument failed verification process.");
}

More resources

Advanced Usage Topics

To learn more about document eSign features, please refer to the advanced usage section.

GitHub Examples 

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

Free Online App 

Along with full-featured .NET library we provide simple, but powerful free Apps.
You are welcome to eSign PDF, Word, Excel, PowerPoint documents with free to use online GroupDocs Signature App.

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