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Add password protection to PDF

Protect PDF Online

Secure your PDF file with password protection. Upload a PDF, set your password, choose permissions, and download a protected copy for safer sharing, storage, and delivery.

Upload PDF Set Password Download Protected PDF

Secure your PDF file

Add strong PDF encryption so your document needs a password before opening.

Free Protect PDF Tool

Upload your PDF, create a password, select permission level, and download a secured copy.

Upload PDF File

Drag and drop your PDF here or click below to choose a file.

This password will be required to open the protected PDF.
Re-enter the same password to avoid mistakes.
Permission support depends on the PDF reader, but encryption password works strongly.
Use a strong password with letters, numbers, and symbols. Save it safely because protected PDFs cannot be opened without it.
This tool creates a new protected PDF copy. Your original uploaded file is removed after processing.

Why Use This Protect PDF Tool?

PDF password protection helps keep sensitive files safer when sharing documents online or storing private records.

Password Security

Add an open password so users need the correct password before viewing the PDF document.

Permission Options

Choose standard, print-only, or strict mode depending on how you want people to use your PDF.

Business Friendly

Useful for contracts, invoices, reports, records, private documents, forms, and client files.

How It Works

Protect your PDF in a few simple steps.

Upload PDF

Choose the PDF file you want to protect from your device.

Set Password

Enter and confirm a strong password, then choose your permission mode.

Download PDF

Download your password-protected PDF file and share it safely.

Protect PDF FAQs

Common questions about adding password protection to PDF files.

Yes, this PDF protection tool is free to use. Upload a PDF, set a password, and download the protected copy.
Your server needs qpdf installed. qpdf handles the PDF encryption and password protection process.
No, the protected PDF requires the correct open password before it can be viewed.
No, this tool creates a new protected PDF copy. Your original upload is removed after processing.
You may not be able to open the protected PDF. Always save your password in a safe place before sharing or storing the file.