Protect PDF

Add a password to lock your PDF, or remove an existing password to decrypt it.

Drop a PDF here

or click to browse

User Password *

Required to open the document.

Owner Password (optional)

Controls editing permissions. Defaults to the user password if left blank.

Permissions

Allow Printing

Allow Copying

Allow Editing

Uses 128-bit RC4 encryption. For stronger encryption, consider a dedicated PDF tool.