Protect PDF Tool
Add password protection to your PDF files to keep your documents secure. Works directly in your browser without any installation.
About Protect PDF Tool
PDF files often contain sensitive information that needs protection. This tool allows you to secure your PDF files with a password directly in your browser. No uploads, no installations—your documents stay private.
Frequently Asked Questions (FAQ)
Yes! You can protect your PDFs with a password without any fees.
Yes. All processing happens locally in your browser; your PDF never leaves your device.
Any combination of letters, numbers, and symbols. Make sure it is strong enough for security purposes.
Currently, one PDF can be processed at a time, but you can repeat the process for multiple files.
Works on all modern browsers including Chrome, Firefox, Edge, and Safari.