polish

index.bs

@@ -305,7 +305,8 @@ refer to [[WebAuthnAPIGuide]] for an overall tutorial.
     combination of the [=[RP]=] [=web application=], the [[#api|WebAuthn API]], HTTPS, and the platform-specific communications channel
     between the user agent and the [=authenticator=].
     The [=authenticator=] replies with a digitally signed [=authenticator data=] message, which is conveyed back to the
-    [=[RP]=] [=web application=] via the the platform-specific communications channel, the [[#api|WebAuthn API]], and HTTPS. See [Figure 1](#fig-registration) and [Figure 2](#fig-authentication).
+    [=[RP]=] [=web application=] (as a component of the [=attestation object=])
+    via the the platform-specific communications channel, the [[#api|WebAuthn API]], and HTTPS. See [Figure 1](#fig-registration) and [Figure 2](#fig-authentication).
 
     <strong>It is important for Web Authentication deployments' end-to-end security</strong> that the role of each
     component&mdash;the [=[RP]=] server, the [=client=], and the [=authenticator=]&mdash;