Free security tool

Hash Generator

Compute MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes. Client-side using Web Crypto API. Input never transmitted.

Tool

More free security tools

JWT Decoder →Password Checker →Header Analyzer →
Go deeper

Tools are only half the skill — learn the rest

Understand when, why, and how — not just what the tool outputs. Practitioner-written modules across offensive, defensive, and cloud security.

CRYPTO
Modern Cryptography Fundamentals
Pair with the Hash Generator + Password Strength tools.
JWT ATTACKS
JWT Attacks
Pair with the JWT Decoder above.
TLS
TLS in Practice
Pair with the HTTP Header Analyzer tool.
WEB BASICS
HTTP & Web Fundamentals
The foundation for web pentest work.
Skill Map Browse all modules →