How do I use the Basic Auth Generator?

Paste your auth input on the left and click Generate — results appear instantly on the right. Click "Try Sample" to load an example that demonstrates what the Basic Auth Generator does. Copy the output with the button above the panel, or download it as a file with the icon next to it. Related keywords: auth, basic, http. If you're looking for a specific variant, check the Related tools strip below.

What can I use the Basic Auth Generator for?

Quick auth transformations during development Debugging production payloads without leaving the browser Generating sample data for tests, demos, and documentation Sharing reproducible tool output with teammates

Is the Basic Auth Generator free and private?

Yes — it runs in your browser, requires no signup for basic use, and your data never leaves your device. IPv6 addresses are 128 bits wide — 2^128 ≈ 3.4×10^38 possible addresses, or about 10^28 for every person on Earth.

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Basic Auth Generator

Base64-encode user:pass into an HTTP Basic Authorization header

1 credit

Line 1: username, Line 2: password

Authorization Header

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