PDF Security Landing Page
Protect and lock PDF files with user passwords. Remove encryption and unlock restrictions, sign documents, redact text, and compare files.
Protect PDF
Password encrypt your PDF files to control viewer permissions. Secure your documents locally inside browser memory.
Unlock PDF
Remove passwords, decrypt documents, and save unlocked versions of PDF files locally inside your browser.
Compare PDF
Review structural layouts and compare differences between two PDF document versions side-by-side locally.