How do I add a password to a PDF?

Upload your PDF, enter a user password in the password field, optionally set an owner password and permissions, then click Protect PDF.

What is the difference between user and owner password?

The user password is required to open the PDF. The owner password controls editing, printing, and copying permissions. You can set one or both.

PDF Worker uses standard PDF encryption as specified in the PDF specification. This is compatible with all major PDF readers.

Yes. You can toggle permissions for printing, copying text, and modifying the document independently.

Yes. Everything is processed in your browser. Your files and passwords are never sent to any server.

Add password protection to your PDF. Set user and owner passwords and control printing, copying, and editing permissions.

Drop your PDF file here, or click to browse

Supports PDF files up to 100MB

Max file size: 100 MB