Security Tools
These tools use your browser's cryptographic random number generator and Web Crypto API. Generated passwords, keys and hashes are never sent to us or stored.
5 tools
Tools in this category
- Password GeneratorGenerate strong random passwords from 4 to 128 characters with your choice of letters, digits and symbols. Uses your browser's secure random generator.
- Password Strength CheckerCheck how strong a password is: entropy, common-password and pattern detection, a rough crack-time estimate and tips. Runs entirely in your browser.
- Hash GeneratorCalculate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes of text or files up to 200 MB, in hex or Base64, and verify a checksum. Runs in your browser.
- HMAC GeneratorCreate and verify HMAC-SHA256, HMAC-SHA384, HMAC-SHA512 and HMAC-SHA1 signatures with a text or hex key, output in hex or Base64. Runs in your browser.
- Random Token GeneratorGenerate cryptographically secure random tokens and API-key-style secrets in hex, Base64, Base64URL or alphanumeric, with optional prefix and entropy shown.