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The v1 docs follow nauthera-server's main branch and its 0.x releases on the way to 1.0, so fields and APIs can still change.

v1

MFA status for the current session

Docs version v1 (main)Nauthera is pre-1.0, in a design-partner program

GET/v1/auth/mfa

Reports the user's MFA enrollment status for settings screens: whether a factor is enrolled, the enrolled method kinds, and how many recovery codes remain. Requires an elevated session.

None. This endpoint does not take API credentials.

It reads the browser session from the Cookie header.

The request Cookie header; the interactive login / pending-auth session cookie, and the browser marker a sign-in is recognized by, are read from it.

  • Cookiestring

    The request Cookie header; the interactive login / pending-auth session cookie, and the browser marker a sign-in is recognized by, are read from it.

  • Originstring

    Browser Origin, checked (with Sec-Fetch-Site) as a same-origin/CSRF guard.

  • Fetch metadata; only same-origin is trusted (CSRF guard).

  • 200 OKapplication/jsonThe MFA status.

    The MFA status.

    Headers

    • Cache-Controlno-store
    • VaryCookie

    Body

    The user's MFA enrollment status for settings screens.

    • enrolledbooleanrequired

      Whether the user has an active second factor.

    • methodsarray of strings

      Enrolled method kinds (e.g. "totp").

    • How many unused recovery codes remain.

      Example8
  • 429 Too Many Requestsapplication/problem+jsonToo many requests.

    Too many requests.

    Body

    RFC 9457 (formerly RFC 7807) problem details (application/problem+json). code is a stable machine-readable slug for the problem kind (it mirrors the last path segment of type), so consumers can branch on it without parsing prose. type is https://nauthera.io/problems/<code>, which resolves to the code's runbook: why it happened, who is affected and what to do (RFC 9457 §3.1.1). A problem without a code has about:blank. errors is present on validation failures and lists every offending field.

    • titlestringrequired
      Example"Request validation failed"
    • statusintegerrequired
      Example400
    • typestring · uri
      Example"https://nauthera.io/problems/validation_error"
    • detailstring
      Example"One or more fields did not satisfy the API schema."
    • codeenum

      The kind of problem, as a stable machine-readable slug a client branches on and translates rather than parsing title or detail, which are English prose for logs. A problem whose status says everything the server knows carries no code.

      Show more

      validation_error is the one code whose message is not a sentence about the code itself: the request failed the schema, and the specifics are the errors list — one entry per offending field — which a form renders on those fields. required and malformed are spelled like two of the per-field violation codes (FieldError.code) but mean something else; the two vocabularies are told apart by position, never by spelling.

      Compatibility: this is a CLOSED enum, with the same cost as AuditAction: a client generated against an older version of this document rejects a problem carrying a code added after it was built. Regenerate on upgrade, or decode the field as a plain string. It is enumerated anyway so that what a client must translate is knowable from the contract alone.

      Possible values43 values
      • invalid_request
      • invalid_credentials
      • forbidden
      • unauthorized
      • insufficient_user_authentication
      • protected_account
      • password_held_by_directory
      • last_role_administrator
      • invalid_code
      • too_many_requests
      • too_many_attempts
      • account_locked
      • account_unavailable
      • already_enrolled
      • registration_disabled
      • registration_conflict
      • captcha_failed
      • invalid_reset_link
      • password_reused
      • password_too_short
      • password_too_long
      • password_compromised
      • invalid_verification_link
      • invalid_invitation_link
      • mail_relay_missing
      • email_unverified
      • not_found
      • conflict
      • unavailable
      • busy
      • window_too_large
      • too_many_series
      • internal_error
      • rate_limited
      • malformed
      • body_too_large
      • required
      • validation_error
      • unknown_org
      • invalid_token
      • invalid_dpop_proof
      • use_dpop_nonce
      • server_error
    • instancestring
      Example"/introspect"
    • Example"8d94ed49-1caf-4ab3-9594-557142f2d023"
    • trace_idstring

      Distributed-trace id (hex) for correlating this response with traces and logs. Present only when tracing is enabled and the request was recorded. Opaque and safe to log/share.

      Example"4bf92f3577b34da6a3ce929d0e0e4736"
    • errorsarray of objects

      Field-level violations (present for validation errors).

      Each item:

      A single field-level validation violation.

      Show item attributes
      • fieldstringrequired

        Offending field, dotted for nested bodies (e.g. child.id).

        Example"token_type_hint"
      • codestringrequired

        Machine-readable violation code: required, too_short, too_long, pattern, invalid_format, not_allowed, minimum, maximum, multiple_of, too_few, too_many, not_unique, malformed.

        Example"not_allowed"
      • messagestringrequired
        Example"field token_type_hint must be one of [access_token, refresh_token]"
  • Errorapplication/problem+jsonProblem details (RFC 9457).

    Problem details (RFC 9457).

    Body

    RFC 9457 (formerly RFC 7807) problem details (application/problem+json). code is a stable machine-readable slug for the problem kind (it mirrors the last path segment of type), so consumers can branch on it without parsing prose. type is https://nauthera.io/problems/<code>, which resolves to the code's runbook: why it happened, who is affected and what to do (RFC 9457 §3.1.1). A problem without a code has about:blank. errors is present on validation failures and lists every offending field.

    • titlestringrequired
      Example"Request validation failed"
    • statusintegerrequired
      Example400
    • typestring · uri
      Example"https://nauthera.io/problems/validation_error"
    • detailstring
      Example"One or more fields did not satisfy the API schema."
    • codeenum

      The kind of problem, as a stable machine-readable slug a client branches on and translates rather than parsing title or detail, which are English prose for logs. A problem whose status says everything the server knows carries no code.

      Show more

      validation_error is the one code whose message is not a sentence about the code itself: the request failed the schema, and the specifics are the errors list — one entry per offending field — which a form renders on those fields. required and malformed are spelled like two of the per-field violation codes (FieldError.code) but mean something else; the two vocabularies are told apart by position, never by spelling.

      Compatibility: this is a CLOSED enum, with the same cost as AuditAction: a client generated against an older version of this document rejects a problem carrying a code added after it was built. Regenerate on upgrade, or decode the field as a plain string. It is enumerated anyway so that what a client must translate is knowable from the contract alone.

      Possible values43 values
      • invalid_request
      • invalid_credentials
      • forbidden
      • unauthorized
      • insufficient_user_authentication
      • protected_account
      • password_held_by_directory
      • last_role_administrator
      • invalid_code
      • too_many_requests
      • too_many_attempts
      • account_locked
      • account_unavailable
      • already_enrolled
      • registration_disabled
      • registration_conflict
      • captcha_failed
      • invalid_reset_link
      • password_reused
      • password_too_short
      • password_too_long
      • password_compromised
      • invalid_verification_link
      • invalid_invitation_link
      • mail_relay_missing
      • email_unverified
      • not_found
      • conflict
      • unavailable
      • busy
      • window_too_large
      • too_many_series
      • internal_error
      • rate_limited
      • malformed
      • body_too_large
      • required
      • validation_error
      • unknown_org
      • invalid_token
      • invalid_dpop_proof
      • use_dpop_nonce
      • server_error
    • instancestring
      Example"/introspect"
    • Example"8d94ed49-1caf-4ab3-9594-557142f2d023"
    • trace_idstring

      Distributed-trace id (hex) for correlating this response with traces and logs. Present only when tracing is enabled and the request was recorded. Opaque and safe to log/share.

      Example"4bf92f3577b34da6a3ce929d0e0e4736"
    • errorsarray of objects

      Field-level violations (present for validation errors).

      Each item:

      A single field-level validation violation.

      Show item attributes
      • fieldstringrequired

        Offending field, dotted for nested bodies (e.g. child.id).

        Example"token_type_hint"
      • codestringrequired

        Machine-readable violation code: required, too_short, too_long, pattern, invalid_format, not_allowed, minimum, maximum, multiple_of, too_few, too_many, not_unique, malformed.

        Example"not_allowed"
      • messagestringrequired
        Example"field token_type_hint must be one of [access_token, refresh_token]"