Security tools
Cryptographic tools that keep secrets on your device: generate HMAC signatures and bcrypt hashes, encrypt with AES, sign JWTs, measure password strength and calculate entropy — nothing you enter is ever transmitted.
All 7 tools in Security
HMAC Generator
Keyed message authentication
Bcrypt Hash & Verify
Hash & check passwords
AES Encrypt / Decrypt
Password-based text encryption
JWT Generator
Sign HS256 JSON Web Tokens
Password Strength Meter
Check password strength
Entropy Calculator
Measure password entropy
API Key Generator
Generate secure API keys & tokens