v26.6

PdfSecurity: Add ability to sign PDF with a Timestamp without PFX

  • Now you can add a timestamp to a PDF document without specifying a PFX file and a password.
  • Class SignOptions: have constructor with Class TimestampOptions.

Example Usage:

The example demonstrates how Sign PDF document with Timestamp.

// Create SignOptions object to set Timestamp
var options = new SignOptions(new TimestampOptions("server_url"));
// Add input file path
options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
// Set output file path
options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
// Perform the process
PdfSecurity.Sign(options);

Removed Class TextExtractor

  • The previous implementation of plugins is gradually being retired. The functionality of this class has been replaced to Class PdfExtractor.
  • Class TextExtractor: removed, use PdfExtractor.

Added more info and hints for new entities

  • Added xml comments for OptionsWithInputAndOutput and SanitizeOptions.
  • Added info about default values in SanitizeOptions.

Added info about Sanitization to Docs and Products.

Fixed Exception on conversion HTML to PDF

Other fixes

📄 General / System

  • Fixed Merging of corrupted PDF documents
  • Fixed Processing of corrupted files
  • Fixed System.StackOverflowException when opening PDF file
  • Fixed Text Extraction hanging on specific PDF files

🌐 HTML → PDF

  • Fixed HTML to PDF: Chinese characters render incorrectly

📑 PDF → DOC

  • Fixed PDF to DOC: Highlight annotation still obscures text
  • Fixed PDF to DOC: images render incorrectly
  • Fixed PDF to DOC conversion performance problem

📊 PDF → Excel

  • Fixed PDF to Excel: table image ignored

🖼️ PDF → PNG

  • Fixed PDF to PNG: conversion takes excessive time

🛡️ PDF → PDF/A

  • Fixed PDF A-1A compliance lost and form corruption after save
  • Fixed PDF to PDFA: conversion time problem
  • Fixed PDF to PDFA: semi-transparency lost during conversion
  • Fixed PDF to PDFA: text overlap issue
  • Fixed PDF to PDFA: text rendering problem
  • Fixed PDF to PDFA3b: document corruption
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