Protect a PDF with a password
Add a password so only people who know it can open the PDF. Encryption uses AES-256 and happens on your device, so neither the file nor the password is uploaded.
Tooloat runs in your browser and needs JavaScript. It opens in a moment, and your files are processed on your device.
How it works
- Drop your PDF.
- Choose Unlock or Lock and enter the password.
- Download the new PDF.
Why use it
- AES-256 encryption.
- Optional owner password.
- Local processing.
- No limits.
Questions and answers
Can the password be recovered?
No. Keep it safe.
Is the PDF sent to a server?
No.
Related tools
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- Redact a PDFDrawing a black box over text in many editors only hides it, and the words can still be selected and copied.