Lock PDF with Password
Add a password to a PDF to protect its contents.
Drag a file here or choose one from your device.
Check the result first. For bank statements, balances are validated.
Download only when you are confident the result is right.
Drop files here, or click to choose
Maximum 30 MB. Use the original PDF from your bank/app instead of a screenshot for cleaner results.
Files that work best & Best to avoid
- Use the original file instead of a screenshot when possible.
- Keep the file size at 30 MB or less.
- Review the preview before downloading the final result.
- Corrupted files or files that cannot open on your device.
- Identical file names for different documents.
- Closing the page while processing is still running.
Advanced: edit/print permission password
Most users can leave this blank. Use it only when the open-file password and edit/print permission password should be different.
This password will be required to open the PDF. Minimum 4 characters. 128-bit encryption, runs 100% in your browser.
Protect PDF — Add a Password to Your PDF
Protect PDFs before emailing or uploading to the cloud. Add a password so only the intended recipient can open it.
- User password (to open)
- Works in all modern readers
- No upload — private
- Fast & free
How it works
- 1
Upload your PDF
Pick the PDF to lock.
- 2
Set a password
Choose a strong password — at least 8 characters mixing letters, digits, symbols.
- 3
Download the encrypted PDF
The new PDF asks for the password every time it opens.
Use cases
Contracts & legal
Add a password before sending contracts to outside parties.
Financial data
Protect internal financial reports before sharing.
Personal documents
ID cards, tax IDs, identity documents — always password-protect before sharing.