Tokens, passwords & IDs
Inspect tokens, check a breach corpus and generate random passwords, tokens and identifiers.
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5 focused tools. Choose a module and follow the evidence.
5 tools
Data & crypto
JWT inspector & verifier
Decode token claims and verify HS256 or RS256 signatures using a key you supply.
Data & crypto
Password breach check
Check the Pwned Passwords corpus using a five-character hash prefix, not your password.
Data & crypto
UUID v4 generator
Generate random version-4 UUIDs with the browser’s cryptographic random source.
Data & crypto
Secure password generator
Generate a password with cryptographic randomness and a selectable character set.
Data & crypto
Random token generator
Generate cryptographically random bytes and encode them as hexadecimal or unpadded Base64url.
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