Security Tools
Passwords, passphrases, API keys, JWT decoding, checksums and anonymization.
Strong Password GeneratorCrypto-random passwords with full policy control.Passphrase GeneratorDiceware-style memorable passphrases.Password Strength TesterEstimate entropy and crack-time of a password.API Key GeneratorRandom hex / Base64 secrets of any length.Basic Auth Header GeneratorBuild and decode Authorization: Basic headers.JWT DecoderInspect JWT header, payload and signature metadata.Checksum VerifierCompare a file hash against the published digest.