module HexaPDF::DigitalSignature

PDF documents can be signed using digital signatures. Such a signature can be used to authenticate the identity of the signer and the contents of the documents.

This module contains all code related to digital signatures in PDF:

• Signatures provides the convenience interface accessible via Document#signatures.

• Signature implements the PDF signature dictionary.

• BaseHandler, CMSHandler and PKCS1Handler are used for verifying existing signatures.

• The Signing module implements the functionality for creating digital signatures.

See: PDF2.0 s12.8