fix: removed kid from text

docs/en/remote-flow.rst

@@ -460,7 +460,7 @@ by appending the ``KB-JWT`` at the end of the of the SD-JWT, as represented in t
 
 To validate the signature on the Key Binding JWT, the Verifier MUST use the key material included in the Issuer-Signed-JWT.
 The Key Binding JWT MUST specify which key material the Verifier needs to use to validate the Key Binding JWT signature,
-using JOSE header parameter ``kid``.
+using the ``cnf`` parameter contained in the Issuer-Signed-JWT.
 
 When an SD-JWT is presented, its KB-JWT MUST contain the following parameters in the JWS header: