Define Registration Ceremony as alias of Registration

index.bs

@@ -501,6 +501,7 @@ The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD", "S
     aspect of [=user verification=].
 
 : <dfn>Registration</dfn>
+: <dfn>Registration Ceremony</dfn>
 :: The [=ceremony=] where a user, a [=[RP]=], and the user's computing device(s) (containing at least one
     [=authenticator=]) work in concert to create a [=public key credential=] and associate it with the user's [=[RP]=] account.
     Note that this includes employing a [=test of user presence=] or [=user verification=].
@@ -2849,7 +2850,7 @@ structures.
 ## Registering a new credential ## {#registering-a-new-credential}
 
 When registering a new credential, represented by an {{AuthenticatorAttestationResponse}} structure |response| and an
-{{AuthenticationExtensionsClientOutputs}} structure |clientExtensionResults|, as part of a [=registration=] [=ceremony=], a
+{{AuthenticationExtensionsClientOutputs}} structure |clientExtensionResults|, as part of a [=registration ceremony=], a
 [=[RP]=] MUST proceed as follows:
 
 1. Let |JSONtext| be the result of
@@ -2927,7 +2928,7 @@ When registering a new credential, represented by an {{AuthenticatorAttestationR
 
 1. Check that the <code>[=credentialId=]</code> is not yet registered to any other user. If registration 
     is requested for a credential that is already registered to a different user, the [=[RP]=] SHOULD 
-    fail this [=registration=] ceremony, or it MAY decide to accept the registration, e.g. while deleting the older registration.
+    fail this [=registration ceremony=], or it MAY decide to accept the registration, e.g. while deleting the older registration.
 
 1. If the attestation statement |attStmt| verified successfully and is found to be trustworthy, then register the new
     credential with the account that was denoted in the
@@ -2937,7 +2938,7 @@ When registering a new credential, represented by an {{AuthenticatorAttestationR
     [=[RP]=]'s system.
 
 1. If the attestation statement |attStmt| successfully verified but is not trustworthy per step 16 above, the [=[RP]=] SHOULD fail
-    the [=registration=] [=ceremony=].
+    the [=registration ceremony=].
 
     NOTE: However, if permitted by policy, the [=[RP]=] MAY register the [=credential ID=] and credential public key but treat the
         credential as one with [=self attestation=] (see [[#sctn-attestation-types]]). If doing so, the [=[RP]=] is asserting there
@@ -4220,7 +4221,7 @@ This [=registration extension=] and [=authentication extension=] enables use of
 ## Biometric Authenticator Performance Bounds Extension (biometricPerfBounds) ## {#sctn-authenticator-biometric-criteria-extension}
 
 This [=registration extension=] allows [=[RPS]=] to specify the desired performance bounds for selecting [=biometric authenticators=]
-as candidates to be employed in a [=registration=] ceremony. 
+as candidates to be employed in a [=registration ceremony=].
 
 : Extension identifier
 :: `biometricPerfBounds`