docs: Extending documentation and manpages
Refs: #1462
Change-Id: If33a0f3c623daf3502ed301bcdc63892779463e3
diff --git a/docs/manpages/ndnsec-set-acl.rst b/docs/manpages/ndnsec-set-acl.rst
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+ndnsec-set-acl
+==============
+
+``ndnsec-set-acl`` is a tool to add an application into access control list of an private key.
+
+Usage
+-----
+
+::
+
+ $ ndnsec-set-acl [-h] keyName appPath
+
+Description
+-----------
+
+``ndnsec-set-acl`` will add the application pointed by ``appPath`` into the ACL of a key with name
+``keyName``.
+
+Examples
+--------
+
+Add an application into a key's ACL:
+
+::
+
+ $ ndnsec-set-acl /ndn/test/alice/ksk-1394129695025 /test/app/path