JWT & Security Tools – Passwords, Secrets, UUIDs & Hashing
5 toolsGenerate secure credentials, debug JWTs, create UUIDs, and work with cryptographic hashes and secrets.
JWT & Security tools
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Password Generator
Generate cryptographically secure passwords from 8 to 128 characters. Customize character types and check strength in real time…
Web Crypto APIStrength MeterJWT Encoder, Decoder & Debugger
Encode and sign HMAC JWTs with HS256/384/512, decode tokens, and run a browser-based audit for expiry, claims, and token health.
Encode & Sign JWTsDecode & Check HMAC SignaturesUUID Generator
Free UUID Generator: create cryptographically secure version 4 UUIDs (GUIDs) online, one at a time or up to 100 in bulk, in…
UUID v4 FormatBulk GenerationJWT Secret Generator
Free JWT Secret Generator: create secure JWT_SECRET keys for HS256, HS384 and HS512 in Base64, Hex or ASCII, generated locally…
HS256 / HS384 / HS512 ReadyBase64, Hex & ASCII OutputSHA-256 Hash Generator
Generate SHA-256 hashes for text or files and verify checksums against a known value — hex or Base64 output, instant results,…
Hash Text or FilesVerify Checksums
Free JWT & Security tools, no account needed
Generate secure credentials, debug JWTs, create UUIDs, and work with cryptographic hashes and secrets. Most tools are available without an account, but processing varies by tool. Some send your input to our service. Read our Privacy Policy for details.
This collection includes 5 free jwt & security tools. Each is built for quick results: open it, paste your input, get the output.