PDF Security
Protect PDF
Encrypt a PDF with a password so only the people you share it with can open it. Optionally restrict printing and copying.
Drop your files here
or choose from your device — files never leave your browser for this tool
Off
Off
Free & unlimited. Files auto-deleted after 1 hour.
How to protect pdf
- 1
Upload the PDF you want to lock.
- 2
Type a strong password twice.
- 3
Optionally block printing and text copying.
- 4
Download the encrypted PDF.