Github user davidyan74 commented on a diff in the pull request:
https://github.com/apache/incubator-apex-core/pull/333#discussion_r63443369
--- Diff: docs/security.md ---
@@ -142,7 +168,15 @@ When operators are running there will be effective
processing rate differences b
Like STRAM, streaming containers also need to communicate with NameNode to
use HDFS persistence for reasons such as saving the state of the operators. In
secure mode they also use NameNode delegation tokens for authentication. These
tokens are also seeded by STRAM for the streaming containers.
+#### Stram Webservices
+
+Clients connects to STRAM and make web service requests to obtain
operational information about a runtime application. When security is enabled
we want this connection to also be authenticated. In this mode the client
passes a web service token in the request and the STRAM checks this token. If
the token is valid, then the request is processed else it is denied.
--- End diff --
"Clients connect" or "A client connects ... and makes"
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