Merge pull request #104020 from MicrosoftGuyJFlo/SecurityDefaultsUpdates

[Azure AD] - Security defaults update from PM

Author: PRMerger8

articles/active-directory/fundamentals/concept-fundamentals-security-defaults.md

@@ -6,7 +6,7 @@ services: active-directory
 ms.service: active-directory
 ms.subservice: conditional-access
 ms.topic: conceptual
-ms.date: 01/14/2020
+ms.date: 02/11/2020
 
 ms.author: joflore
 author: MicrosoftGuyJFlo
@@ -71,7 +71,7 @@ To give your users easy access to your cloud apps, Azure AD supports a variety o
 
 Today, the majority of compromising sign-in attempts come from legacy authentication. Legacy authentication does not support Multi-Factor Authentication. Even if you have a Multi-Factor Authentication policy enabled on your directory, an attacker can authenticate by using an older protocol and bypass Multi-Factor Authentication. 
 
-After security defaults are enabled in your tenant, all authentication requests made by an older protocol will be blocked. Security defaults don't block Exchange ActiveSync.
+After security defaults are enabled in your tenant, all authentication requests made by an older protocol will be blocked. Security defaults blocks Exchange Active Sync basic authentication.
 
 > [!WARNING]
 > Before you enable security defaults, make sure your administrators aren't using older authentication protocols. For more information, see [How to move away from legacy authentication](concept-fundamentals-block-legacy-authentication.md).