Update aspnetcore/security/authentication/configure-jwt-bearer-authentication.md

Co-authored-by: Stephen Halter <[email protected]>

Author: damienbod

aspnetcore/security/authentication/configure-jwt-bearer-authentication.md

@@ -24,10 +24,6 @@ This article covers the following areas:
 * Implementing JWT bearer token authentication
 * Recommended approaches to create a JWT
 
-## Authentication v Authorization
-
-Bearer tokens are often treated as an authentication mechanism, but in practice, the tokens are used primarily for authorization. Authentication occurs when a user first requests an access token in the UI layer. When the token is presented to an API, the process is more accurately described as *delegated authorization*. Because the token itself doesn't reveal who or what obtained it or how it was issued, the API can only confirm whether the token is valid for calling the requested resource.
-
 ## Token types
 
 There are numerous types of tokens and formats. Generating your own access tokens or ID tokens is discouraged, except for testing purposes. Self-created tokens that do not adhere to established standards: