Free Security Tools
Generate strong passwords, create cryptographic hashes, decode JWT tokens, and check password strength — all powered by your browser's built-in Web Crypto APIs. No data ever leaves your device.
All Security (5)
Hash Generator (SHA-256 / SHA-512)
Generate SHA-256 and SHA-512 hashes locally using the Web Crypto API.
JWT Decoder / Inspector
Decode JWT header/payload locally and inspect claims (no signature verification).
Password Strength Checker
Check password strength locally (score, checks, and suggestions).
Password Generator
Generate strong random passwords locally (bulk, copy, exclude ambiguous characters).
AES Encryption / Decryption
Encrypt and decrypt text with AES-256-GCM using the Web Crypto API. PBKDF2 key derivation, 100% client-side.
Why Use Our Security?
Generate cryptographically secure passwords with customizable character sets.
Create SHA-256 and SHA-512 hashes using the native Web Crypto API.
Decode and inspect JWT tokens without exposing them to third-party services.
Check password strength with entropy calculation and breach database awareness.