Security & Cryptography Tools

Inspect authentication data and calculate hashes with transparent, browser-based utilities. Never treat encoded data as encrypted, and avoid pasting production secrets into any online service.

Hash Generator

Calculate MD5, SHA-1, SHA-256, and SHA-512 digests locally.

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JWT

JWT Decoder & Generator

Inspect JWT claims and test signatures without uploading tokens.

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HDR

HTTP Header & MIME Hub

Reference security headers, MIME types, and common HTTP behavior.

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HTTP

HTTP Header Parser

Parse authorization and response headers locally for safer debugging.

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