Watermarking has long been a key technique in the protection of digital content, especially in the realm of PDF documents. Whether you are a photographer, publisher, or business owner looking to safeguard your intellectual property, understanding the differences between invisible
Why Gmail Confidential Mode is Not Secure: The Fatal Flaw and How to Add Irremovable Security to PDFs with Document DRM
Introduction to Gmail Confidential Mode and Its Security Flaws Gmail’s confidential mode was introduced in late 2019 with the promise of offering users enhanced protection for sensitive information. The idea was simple: to allow users to send emails that would