Add a password to your PDF file to secure it. Free encryption, no upload needed.
How to use Password Protect PDF
Add password protection to a PDF before sending or storing documents that should not be opened by unauthorized people.
- Select the PDF to protect.
- Enter and confirm a strong password.
- Download the protected file and share the password separately.
When this tool is useful
Choose a unique password and keep an unprotected backup. A forgotten PDF password may be difficult or impossible to recover.