Security tools

Practical tools for everyday security tasks. They run in your browser, so whatever you paste in stays with you.

  • Illustration: tool

    Tool

    Hash calculator

    Hash a file or text with SHA-256, SHA-512, SHA-1 or MD5 to verify a download.

    For admins and analysts

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    Tool

    JWT decoder

    Decode a JWT: header, payload, expiry in readable time and warnings about risky settings.

    For admins and analysts