Cryptographic tools, hash generators, and security utilities. All processing happens in your browser — your data never leaves your device.
Generate MD5 hash values from any text string
Generate SHA-256 and SHA-512 cryptographic hashes
Create strong, cryptographically random passwords
Test how strong your password is with instant feedback
Generate HMAC signatures using SHA-256, SHA-512, or SHA-1
Build Content Security Policy headers to protect against XSS
Hash and verify passwords with bcrypt and a custom cost factor
Convert between binary, hex, octal, and decimal instantly
Create and sign JSON Web Tokens with custom payloads
Check URLs for suspicious patterns and phishing indicators