Yes. The encryption is processed entirely client-side using industry-standard PDF encryption algorithms. The passwords and files are never sent to a server.

Is my PDF file uploaded to your servers?

No, all encryption and permission settings are applied locally in your browser. Your file never leaves your device.

Can I set different passwords for opening and editing?

You set one user password for opening; editing, printing, and copying permissions are customized separately, all processed in your browser.

PDF Protect

Encrypt your PDF document with a user password and customize editing, printing, and copying permissions entirely in your browser.

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Drag your PDF here or browse

Add password encryption to your PDF document client-side.

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How to use PDF Protect

Select or drag-and-drop a PDF file.
Enter a user password required to open the PDF.
Choose any editing/printing restrictions.
Click Protect & Download.

What is PDF Protect?

Protect your sensitive documents before sharing them. This tool runs entirely in-memory using WebAssembly, ensuring your confidential files and passwords never leave your device.

FAQ

Is this secure?: Yes. The encryption is processed entirely client-side using industry-standard PDF encryption algorithms. The passwords and files are never sent to a server.
Is my PDF file uploaded to your servers?: No, all encryption and permission settings are applied locally in your browser. Your file never leaves your device.
Can I set different passwords for opening and editing?: You set one user password for opening; editing, printing, and copying permissions are customized separately, all processed in your browser.

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1Stop Tools"The Toolsmith"

Editorial Team at 1Stop Tools

The 1Stop Tools editorial team tests, reviews, and curates every utility on this platform. We believe tools should be free, fast, and private.

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