Re-wrote first sentence

First sentence at line 12 lacked a verb, so I re-wrote it.  I don't know this subject well yet, but I think my version is technically correct - if not please replace with something better.

Author: Slaggard

articles/active-directory/develop/active-directory-v2-protocols.md

@@ -18,7 +18,7 @@ ms.custom: aaddev
 
 # OAuth 2.0 and OpenID Connect protocols on Microsoft identity platform
 
-The Microsoft identity platform endpoint for identity-as-a-service with industry standard protocols, OpenID Connect (OIDC) and OAuth 2.0. While the service is standards-compliant, there can be subtle differences between any two implementations of these protocols. The information here will be useful if you choose to write your code by directly sending and handling HTTP requests or use a third-party open-source library, rather than using one of our [open-source libraries](reference-v2-libraries.md).
+The Microsoft identity platform endpoint for identity-as-a-service implements authentication and authorization with industry standard protocols OpenID Connect (OIDC) and OAuth 2.0, respectively. While the service is standards-compliant, there can be subtle differences between any two implementations of these protocols. The information here will be useful if you choose to write your code by directly sending and handling HTTP requests or use a third-party open-source library, rather than using one of our [open-source libraries](reference-v2-libraries.md).
 
 ## The basics