Update Spelling issue
Issue-ID: AAF-453

Change-Id: I0255c1216e20b5c1c1b2d414018f731ebf2d4b66
Signed-off-by: ankatare <ankatare@hotmail.com>
diff --git a/docs/sections/architecture/security.rst b/docs/sections/architecture/security.rst
index 9324789..afc9929 100644
--- a/docs/sections/architecture/security.rst
+++ b/docs/sections/architecture/security.rst
@@ -12,7 +12,7 @@
  * People (via browser, or perhaps command line tool)
  * Compute process talking to another computer process.
 
-In larger systems, it is atypical to have just one connection, but will the call initiated by the initial actor will cause additional calls after it.  Thus, we demonstrate both a client call, and a subsequent call in the following:
+In larger systems, it is a typical to have just one connection, but will the call initiated by the initial actor will cause additional calls after it.  Thus, we demonstrate both a client call, and a subsequent call in the following:
 
 Thus, the essential building blocks of any networked system is made up of a caller and any subsquent calls.