Accept authentication if presented by client. If this option is set and the client chooses not to provide authentication information about itself, the negotiations will continue.

- `Anything`
  - `Object`
    - `Basic` ...and other supertypes
      - `ClientAuth`
        - `request`

- `request`
  - `ClientAuth`
    - `Basic`
      - `Identifiable`
      - `Object`
        - `Anything`

no subtypes hierarchy

Inherited Attributes
Attributes inherited from: `ClientAuth` `name`
Attributes inherited from: `Object` `hash`, `string`

Inherited Methods
Methods inherited from: `Object` `equals`