How to use Fingerprint PDF
- Open the tool. No account. The page loads the editor in your browser.
- Add files. Drop files onto the page. They are read locally and never uploaded.
- Hash. Copy the fingerprints and store them separately from the file.
- Download. The result is saved to your device. Nothing is stored on a server.
Frequently asked questions
Which hash should I use?
SHA-256 for anything serious. MD5/SHA-1 are for legacy comparison only.
Are files uploaded?
No. Hashing uses Web Crypto in this tab.
Is this leak tracking?
This version is cryptographic hashing. Invisible per-recipient marks are not included.
Fingerprint PDF on ProMaxPDF (promaxpdf.pro) runs in this browser. Need a walkthrough? Read the free fingerprint pdf guide.