🔒 Protect PDF
Add password protection to your PDF documents
📖 How to use:
- 1. Upload a PDF file
- 2. Set a user password (required to open the PDF)
- 3. Optionally set an owner password for editing permissions
- 4. Choose which permissions to allow
- 5. Click "Protect PDF", then choose a filename and download
🔐 Security Information:
- • User Password: Required to open and view the PDF
- • Owner Password: Required to change permissions and security settings
- • Permissions: Control what users can do with the PDF
- • All processing is done securely - your files are never stored
- • Keep your passwords safe - they cannot be recovered if lost
What is PDF Password Protection?
PDF password protection encrypts a PDF file with a password so that only authorised recipients can open and read it. When you protect a PDF, anyone who tries to open it will be prompted to enter the correct password — without it, the document cannot be viewed. This is essential for sensitive documents such as financial statements, medical records, legal contracts, and personal ID scans. QuickPDFTools uses industry-standard AES-256 encryption to protect your PDF. The entire process happens on our secure server, and the file is automatically deleted within 1 hour, ensuring your private documents are never stored longer than necessary.
When Should You Password-Protect a PDF?
Sending financial statements
Protect bank statements, salary slips, or tax returns before emailing them to an accountant or employer.
Sharing medical records
Encrypt prescription notes, test results, or insurance documents before sending to healthcare providers.
Distributing legal contracts
Add a password to NDAs, agreements, or court documents to control who can access their contents.
Sending ID documents
Protect scanned copies of passports, driving licences, or Aadhaar cards before sharing online.
How to Password-Protect a PDF — Step by Step
Upload your PDF
Select or drag-and-drop the PDF you want to protect. Files up to 100 MB are supported.
Enter a strong password
Choose a password that the intended recipient will know. Use a mix of letters, numbers, and symbols.
Click 'Process Files'
The tool encrypts your PDF with AES-256 encryption in seconds.
Download the protected PDF
Share the protected PDF and communicate the password securely through a separate channel.
Frequently Asked Questions
Why Use QuickPDFTools to Protect PDFs?
AES-256 Encryption
Bank-grade encryption keeps your document accessible only to those who know the password.
Auto-Delete After 1 Hour
Files are permanently deleted from our servers within 60 minutes of processing.
Free & No Account Needed
Protect as many PDFs as you need — always free, always without a signup.