PDF Protect

Secure your PDF files with password protection quickly and easily. Our free online PDF protection tool allows you to add user and owner passwords to restrict access and permissions.

How to Use

1. Click the upload area or drag and drop your PDF file
2. Set a user password to restrict who can open the document
3. Set an owner password to restrict editing, printing, and copying
4. Select which permissions to restrict
5. Click the "Protect PDF" button
6. Download your password-protected PDF

Features

• Add user password (document open password)
• Add owner password (permissions password)
• Restrict printing, editing, copying, and form filling
• 128-bit AES encryption
• Fast processing
• 100% free to use
• No registration required

Important Notes

• Maximum file size: 10MB
• Use strong passwords for better security
• Keep your passwords in a safe place - we cannot recover them
• Your files are automatically deleted after processing
• All processing happens in your browser - your files are not uploaded to our servers