Free online security and privacy tools

4 tools

Password generators, hash and HMAC calculators, encryption helpers, TOTP tools and privacy checkers. For anything handling secrets, choose tools that state they run in your browser and have public source you or others can read.

Showing 1–4 of 4

0.761score
AmIUnique
INRIA and INSA Rennes researchers
Shows how identifiable your browser fingerprint is compared with other visitors.
ArtifactNo sign-up★ 728security privacy
0.738score
Cover Your Tracks
Electronic Frontier Foundation
Tests how well your browser blocks trackers and how unique its fingerprint looks.
ArtifactNo sign-up★ 285security privacy
0.734score
Blacklight
The Markup
Loads a website and reports ad trackers, third-party cookies, keystroke capture and session recording it finds.
ArtifactNo sign-up★ 243security privacy
0.724score
Use a Passphrase
Mike Hearn
Generates random multi-word passphrases and explains why passphrases beat short passwords.
ArtifactNo sign-up★ 160security privacy