Security & Privacy Tools

Free browser-based security tools for passwords, hashing, JWT inspection, SSL analysis, and breach checking. All processing happens locally — no signup, no data sent to servers.

Password Generator

Generate strong random passwords

Password Breach Checker

Check if passwords appear in known breaches

Password Entropy Visualizer

Visualize password strength and crack time

Passphrase Generator

Generate secure word-based passphrases

Hash Generator

MD5, SHA-1, SHA-256 hashing

Hash Identifier

Identify hash types from sample strings

JWT Decoder

Decode & inspect JSON Web Tokens

JWT Signature Verifier

Verify JWT signatures and claims

JWT Expiration Visualizer

Visualize JWT expiration times

TLS Certificate Decoder

Decode and inspect TLS/SSL certificates

SSL Expiration Checker

Check when SSL certificates expire

Public Key Fingerprint

Generate SSH key fingerprints

Bcrypt Generator

Hash with bcrypt, SHA-256, SHA-512

ROT13

Encode/decode ROT13 cipher