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Files and text

File vault Text encryption Encrypted notebook Key pairs and encrypting for others Digital signatures Split a secret (Shamir)Vault file info

Passwords

Password generator Passphrase generator Strength check Password leak check One-time codes (TOTP)

Verify

Hash and HMAC Checksums and hash identifier JWT decoder Metadata inspector Image cleaner

Tools

Random token Encoder

Guides

Secure deletion – what a browser can do Secure my account

Everything runs locally in your browser. Nothing is uploaded.

Auto-lock

Clears password fields after this much time without input.

Language

No telemetry, no external requests.

This browser does not provide Web Crypto. Use a current Chrome, Edge, Firefox or Safari over HTTPS.

JWT decoder

Shows the header and payload of a JSON Web Token and verifies HS256, HS384 and HS512 signatures when you provide the secret.

Token

Secret (optional, HS signatures only)