PDF Password Protector

Add password protection to your PDF files

pdf
~10s
Free

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Upload and Process
Upload your file(s)

Set PDF Password

Choose a strong password to protect your PDF. You will need this password to open the protected file.

Minimum 1 character. Use a strong password with letters, numbers, and symbols.

Legal Notice: You must have permission to protect the PDF you upload. We do not store passwords or attempt to bypass security measures.

PDF Password Protector - Free Online Tool

PDF Password Protector is a powerful free online tool that helps you add password protection to your pdf files. Works directly in your browser without downloads or account creation.

Fast

Secure

Any Device

No Signup

How to Use

  1. Upload - Select your file
  2. Configure - Adjust settings if needed
  3. Process - Click the button
  4. Download - Get your result

Supported Formats

application/pdf

Security Scenarios Requiring Document Protection

Sensitive documents circulate constantly in digital workflows. Employee records contain personal information. Financial statements reveal competitive intelligence. Legal documents include privileged communications. Medical records demand privacy compliance. Once a PDF leaves your control, its contents become accessible to anyone who receives the file.

Password protection adds a gatekeeping layer that restricts document access. The PDF Password Protector encrypts content so that opening the file requires knowing the password. This protection travels with the document - copies remain encrypted regardless of where they are stored or forwarded. For documents shared via email, cloud storage, or file transfer, password protection ensures that accidental exposure or unauthorized access does not automatically mean content exposure. The encryption standard used provides genuine security, not merely a deterrent.

Frequently Asked Questions

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