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Basic Auth Generator

Generate Base64-encoded Basic Authentication headers from a username and password instantly.

Credentials

Basic Auth is not secure on its own. Always use it over HTTPS and never expose credentials in client-side code.

Output

Enter credentials to see the output
  • 100% free — no account needed
  • Runs in your browser
  • Nothing is uploaded

Frequently asked questions

Is Basic Auth Generator really free?

Yes. Basic Auth Generator is completely free on PureBrowser — every feature, with no account, no trial, and no credit card.

Does Basic Auth Generator upload my data?

No. Basic Auth Generator runs entirely inside your browser, so anything you type, paste, or open stays on your own device.

Do I need to sign up or install anything?

Neither. There is no account and nothing to download — open the page and Basic Auth Generator is ready to use on desktop or mobile.

Does Basic Auth Generator work offline?

Once the page has loaded, yes. All of the processing happens locally in your browser, so it keeps working without a connection.

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