Protect PDF Online - Add Password Protection to Your PDFs
or drag and drop your files here
Secure Your PDF Documents
Our Protect PDF tool allows you to add password protection to your PDF files online. Secure your sensitive documents with encryption and control who can view, print, or modify your PDFs.
What is PDF Protection?
PDF protection adds password encryption to your documents, preventing unauthorized access. You can set different permission levels to control printing, copying, and editing capabilities.
Why Protect Your PDFs?
- ✔Secure sensitive information with strong encryption
- ✔Control document permissions and access rights
- ✔Prevent unauthorized copying or printing
- ✔Free and secure - files deleted after processing
Why Use Our PDF Protection Tool?
Secure your sensitive documents with password protection and permission controls.
Strong Encryption
Protect your PDFs with AES-256 encryption for maximum security.
Custom Permissions
Control printing, copying, editing, and annotation rights.
Fast & Secure
Your files are encrypted during processing and deleted after.
Frequently Asked Questions
How do I password protect a PDF?
Upload your PDF, enter a password, set permissions if desired, and click 'Protect PDF'. Your secured file will be ready to download instantly.
Is it safe to protect PDFs online?
Yes, we use bank-level encryption (AES-256) to secure your files during processing. All files are automatically deleted after processing.
What's the difference between user and owner password?
User password is required to open the PDF. Owner password allows full access and the ability to change permissions. If you only set a user password, it will be used for both.
Can I control what users can do with the PDF?
Yes, you can set permissions to control printing, copying, editing, and annotation rights on the protected PDF.
Will protecting a PDF change its quality?
No, password protection only adds encryption and doesn't affect the quality or content of your PDF.