security.txt Generator

Bcrypt Checker

Check whether a password matches a bcrypt hash.

Bcrypt Generator

Generate a secure bcrypt hash from a password.

Credit Card Validator

Validate a credit card number (Luhn check).

Hash Generator

Generate MD5, SHA-1, SHA-256, and other hashes.

JWT Decoder

Decode a JWT in your browser — signature is never implied valid until you verify.

MAC Address Validator

Validate a MAC address format.