# `letsencrypt.continuity_auth`

Continuity Authenticator

class `letsencrypt.continuity_auth.``ContinuityAuthenticator`(config, installer)

  Bases: `object`

  IAuthenticator for `ContinuityChallenge` class challenges.

  Variables: | proof_of_pos – Performs “proofOfPossession” challenges.

  `get_chall_pref`(unused_domain)

    Return list of challenge preferences.

  `perform`(achalls)

    Perform client specific challenges for IAuthenticator

  `cleanup`(achalls)

    Cleanup call for IAuthenticator.