Protect PDF

Add password protection to your PDF documents. Set permissions for printing, editing, and copying.

100% Browser-Based Processing Your files never leave your device. Processing uses your device's RAM and CPU - larger files may require more resources.

Drop a PDF file here

or click to browse

Select PDF File

Secure Your PDF with Password Protection

Add strong encryption to your sensitive PDF documents. Set passwords and control permissions for printing, editing, and copying.

256-bit Encryption Industry-standard security
Permission Control Restrict specific actions
Open Password Require password to view
Owner Password Control document permissions

Why Use PDF Shawon's Protect PDF Tool?

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100% Private & Secure

Your files never leave your device. All processing happens locally in your browser.

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Lightning Fast

No upload wait times. Process files instantly using your device's power.

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Completely Free

No hidden fees, no registration required. Unlimited usage for everyone.

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Works Everywhere

Use on desktop, tablet, or mobile. No app download needed.

Frequently Asked Questions

What type of encryption is used?

We use 128-bit AES encryption, the industry standard for PDF security.

Can I set different permissions?

Yes! You can allow or restrict printing, editing, copying text, and form filling.