Update content-protection-overview.md

Author: Juliako

articles/media-services/latest/content-protection-overview.md

@@ -53,12 +53,11 @@ To successfully complete your "content protection" system/application design, yo
    2. Create a [Streaming Locator](https://docs.microsoft.com/rest/api/media/streaminglocators) that is configured to stream the encrypted asset. 
   
       The **Streaming Locator** has to be associated with a [Streaming Policy](https://docs.microsoft.com/rest/api/media/streamingpolicies). In the example, we set 
-      StreamingLocator.StreamingPolicyName to the "Predefined_MultiDrmCencStreaming" policy. This policy indicates that we want 
-      for two content keys (envelope and CENC) to get generated and set on the locator. Thus, the envelope, PlayReady, and 
+      StreamingLocator.StreamingPolicyName to the "Predefined_MultiDrmCencStreaming" policy. The PlayReady and 
       Widevine encryptions are applied (the key is delivered to the playback client based on the configured DRM licenses). If 
       you also want to encrypt your stream with CBCS (FairPlay), use "Predefined_MultiDrmStreaming".
     
-      Since we want to encrypt the video, the **Content Key Policy** that we configured earlier also has to be associated with the **Streaming Locator**. 
+      You need to create a **Content Key Policy** to configure how the content key (that provides secure access to your Assets) is delivered to end clients. 
     
    3. Create a test token.