A simple Express.js API for embedding watermarks on PDF files using pdf-lib and multer. This project demonstrates how to apply forensic watermarks with user details (or unique identifiers) to each page of a PDF, helping deter unauthorized distribution while maintaining user privacy.

PDFGuard is a user-friendly Python application that helps you enhance the security of PDF files by removing potential security threats and hidden content. It does this by converting PDF pages into images and then creating new, sanitized PDFs from these images.

Improve document security. Create variations using AI. Detect source of leaks