Security & Crypto
JWT, hashing, and security tools
4 tools
Updated regularly
Available Tools
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JWT Decoder
Decode JWT tokens locally to inspect header + payload claims (exp/nbf/iat, iss/aud, scopes/roles) and debug OAuth2/OIDC authentication issues.
jwt decoderjwt decoder onlinedecode jwt+16
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Hash Generator
Generate MD5, SHA-256, SHA-384, and SHA-512 hashes from text for checksums, integrity checks, and fingerprints
hash generatormd5 hashsha256 hash+4
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Password Generator
Generate strong random passwords with custom length, symbols, numbers, and mixed-case options — built for secure account creation
password generatorstrong passwordrandom password+3
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UUID Generator
Generate random UUID v4 values for databases, APIs, request tracing, and distributed systems
uuid generatoruuid v4guid generator+3
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About Security & Crypto Tools
Security and cryptography tools help developers work with authentication tokens, generate secure identifiers, and create cryptographic hashes. From decoding JWT tokens to generating UUIDs and strong passwords, these tools are essential for API security, user authentication, and data integrity verification. All operations run locally in your browser to keep your sensitive data secure.
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