Basic Auth Decoder

Decode HTTP Basic Authorization headers locally in the browser and extract the username and password.

Basic Auth Decoder

The Basic Auth Decoder locally decodes HTTP Basic Authorization headers in the browser and extracts the username and password, which is useful for inspecting auth headers, debugging requests, and validating credentials from third-party services.

How do you use it?

  1. Paste a Basic Authorization header.
  2. The tool decodes the Base64 payload automatically.
  3. Review and copy the username and password.
  4. Everything runs locally in the browser.

Features

  • Decodes Basic Auth headers locally
  • Extracts username and password automatically
  • Supports copying the result

Why use this tool?

  • Inspect auth header contents quickly
  • Debug API requests more easily
  • Keep sensitive credentials off the server

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