Github user dyozie commented on a diff in the pull request:
https://github.com/apache/incubator-hawq-docs/pull/60#discussion_r87921176
--- Diff: clientaccess/roles_privs.html.md.erb ---
@@ -159,47 +159,44 @@ You can set your chosen encryption method system-wide
or on a per-session basis.
#### <a id="topic11"></a>System-wide
-To set the `password_hash_algorithm` server parameter on a complete HAWQ
system \(master and its segments\):
+You will perform different procedures to set the encryption method
system-wide depending upon whether you manage your cluster from the command
line or use Ambari. If you use Ambari to manage your HAWQ cluster, you must
ensure that you update encryption method configuration parameters via the
Ambari Web UI only. If you manage your HAWQ cluster from the command line, you
will use the `hawq config` command line utility to set encryption method
configuration parameters.
-1. Log into your HAWQ instance as a superuser.
-2. Execute `hawq config` with the `password_hash_algorithm` set to
`SHA-256` \(or `SHA-256-FIPS` to use the FIPS-compliant libraries for SHA-256\)
+To set the `password_hash_algorithm` server parameter on all nodes in your
HAWQ cluster \(master and its segments\):
--- End diff --
Remove this line.
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