Encrypt PDF
Add an open password and permission restrictions to a PDF with RC4-128 or AES-128, block printing, copying and editing, all processed locally in your browser
Choose a PDF file
Passwords
Leave empty and anyone can open it, subject to the permissions below
Used to change password and permissions - cannot be recovered
No open password set: anyone can open the result, subject to the permissions you allow.
Encryption level
Allowed actions
Unchecked actions are blocked by readers. The owner password bypasses restrictions, so keep it different from the open password.
No file yet
Upload a PDF, set a password and permissions, and get a file that asks for the password when opened.
How to use
- Upload the PDF you want to encrypt.
- Set an open password (optional) and an owner password (optional).
- Pick an encryption level and tick the actions you allow.
- Download the encrypted PDF.
The password is only used inside your browser and is never stored or uploaded. If you lose it, it cannot be recovered - keep a copy somewhere safe.
Everything happens locally in your browser - the file is never uploaded to any server.
Supports RC4 40-bit (V1/R2), RC4 128-bit (V2/R3) and AES 128-bit (V4/R4) standard encryption; files up to 60MB.