Learn how to open and process password-protected PDF and Office documents. Includes error handling examples and supported encryption types....password-protected documents including encrypted PDFs and password-protected...(DOCX, XLSX, PPTX). Supported Encryption Types The library supports...
This section contains articles with explanation how to create Metadata electronic signatures and embed into metadata custom object with its serialization and encryption. The examples show how to customize object serialization and encryption....to specify custom objects encryption and serialization ability...Implement if needed custom data encryption class that implements interface...
Extract, add, remove, search, and watermark spreadsheet attachments using Python via .NET...., broken link paths or encrypted files). import os import groupdocs...get_document_info () . is_encrypted : worksheet . attachments...
This article is about ClassNotFoundException: BouncyCastleProvider exception...depends on Bouncy Castle for encryption and decryption features,...required to load or save encrypted spreadsheets, it is required...
This article explains how to implement custom serialization for QR-code electronic signatures....document with embedded and encrypted data in QR-code signatures...serialization to string and further encryption. There is ability to provide...
This article explains how to implement custom encryption for QR-code electronic signatures....document with embedded and encrypted data in QR-code signatures...signatures / Implement custom encryption with QR-code signatures Implement...
Retrieve file type, page count, size, and encryption using Python via .NET....size, number of pages, and encryption status either from a file...processing (e.g., reject encrypted files, check page limits,...
Understand the concept of iterative signing for PDFs and how to implement it using a product API. Maintain document integrity while enabling multiple approvals with digital certificates.... Encryption: This hash value is then encrypted using the...Embedding the Signature: The encrypted hash, along with the signer’s...
It is our pleasure to announce the release of version 18.12 of GroupDocs.Parser for .NET. The latest version allows you to extract the tables from PDF documents. Furthermore, we have added the support of extracting text and metadata from text and presentation templates. For more details, please have a look at the release notes of version 18.12.
Features Introduced Extracting Tables from PDF DocumentsThis feature is very useful when you want to extract only the tables form a PDF document.... To detect media type of encrypted Office Open XML document,...