Add Wallet Provider Backend definition term

docs/en/defined-terms.rst

@@ -36,7 +36,9 @@ Below are the description of acronyms and definitions which are useful for furth
    * - Wallet Instance
      - An instance of the Wallet Solution, installed on a personal mobile device and controlled by a specific User who is its sole owner. It is the application that enables citizens to fully and autonomously manage their digital identity and EAAs.
    * - Wallet Provider
-     - All public and/or private entities, conforming to a technical profile and registered by the Federation Authority, that provide citizens with a Wallet Solution.
+     - All public and/or private entities, conforming to a technical profile and accredited by the Federation Authority, that provide citizens with an IT Wallet Instance.
+   * - Wallet Provider Backend
+     - Is the technical infrastructure and server-side components, including a set of endpoints, managed by a Wallet Provider.
    * - Wallet Attestation
      - Verifiable Attestation, issued by the Wallet Provider, that proves the security compliace of the Wallet Instance.
    * - Wallet Secure Cryptographic Device

docs/en/wallet-attestation.rst

@@ -245,7 +245,7 @@ Below a non-normative example of the ``client_data``.
 
 **Steps 11-12**: The Wallet Instance:
   * Constructs the Wallet Attestation Request in the form of a JWT. This JWT includes the ``integrity_assertion``, ``hardware_signature``, ``challenge``, ``wallet_hardware_key_tag``, and ``public_jwk``, and is signed using the private key from the initially generated ephemeral key pair.
-  * Submits the Wallet Attestation Request to the Wallet Provider's backend through the token endpoint.
+  * Submits the Wallet Attestation Request to the token endpoint of the Wallet Provider Backend.
 
 Below an non-normative example of the Wallet Attestation Request JWT without encoding and signature applied:
 
@@ -304,7 +304,7 @@ encoded in ``application/x-www-form-urlencoded`` format:
     grant_type=urn%3Aietf%3Aparams%3Aoauth%3Agrant-type%3Ajwt-bearer
     &assertion=eyJhbGciOiJFUzI1NiIsImtpZCI6ImtoakZWTE9nRjNHeG...
 
-**Steps 13-17**: The Wallet Provider's backend assesses the Wallet Attestation Request and issues a Wallet Attestation, if the requirements described below are satisfied:
+**Steps 13-17**: The Wallet Provider Backend assesses the Wallet Attestation Request and issues a Wallet Attestation, if the requirements described below are satisfied:
 
     1. It MUST check the Wallet Attestation Request contains all the defined parameters according to :ref:`Table of the Wallet Attestation Request parameters <table_wallet_attestation_request_claim>`.
     2. It MUST verify that the signature of the received Wallet Attestation Request is valid and associated with public ``jwk``.