LiveNo upload
PDF Password Protect
Add a password to a PDF without uploading it. Encryption runs locally with AES-256 so only people with the password can open the file.
Private by design. Processed in your browser. Nothing uploaded.
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How it works
- 1Choose a PDF.
- 2Enter a password.
- 3Download the protected PDF.
FAQ
- Is my PDF uploaded?
- No. Encryption happens entirely in your browser.
- What encryption is used?
- AES-256 via a pdf-lib fork with encryption support.