Security tools
Hash, inspect, and generate security-focused data. Every utility runs locally and is available without an account.
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Local
SHA-256 Generator
Create a SHA-256 digest using your browser’s native Web Crypto API.
Open tool✣
NewLocal
UUID Generator
Generate cryptographically strong UUID v4 identifiers instantly.
Open tool#512
Local
SHA-512 Generator
Generate SHA-512 digests with Web Crypto.
Open toolMD5
Local
MD5 Generator
Generate legacy MD5 checksums for compatibility.
Open tool***
Local
Password Generator
Generate passwords with cryptographically secure randomness.
Open tool✓
Local
Password Strength Checker
Estimate password strength without transmitting it.
Open toolJWT
Local
JWT Decoder
Inspect JWT headers and payloads without verifying them.
Open toolEXP
Local
JWT Expiry Checker
Read a JWT exp claim and show its status.
Open tool755
NewLocal
chmod Calculator
Convert Unix numeric modes and symbolic permissions.
Open tool