# Module actix_web_httpauth::headers::www_authenticate

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`WWW-Authenticate` header and various auth challenges.

## Modules

- basic
  Challenge for the “Basic” HTTP Authentication Scheme.
- bearer
  Challenge for the “Bearer” HTTP Authentication Scheme.

## Structs

- WwwAuthenticate
  `WWW-Authenticate` header, described in RFC 7235.

## Traits

- Challenge
  Authentication challenge for `WWW-Authenticate` header.