Index: java/drda/org/apache/derby/impl/drda/DRDAConnThread.java
===================================================================
--- java/drda/org/apache/derby/impl/drda/DRDAConnThread.java	(revision 483877)
+++ java/drda/org/apache/derby/impl/drda/DRDAConnThread.java	(working copy)
@@ -264,6 +264,8 @@
 						if (session == null)
 							break;
 					case Session.ATTEXC:
+					case Session.SECACC:
+					case Session.CHKSEC:
 						long currentTimeSlice;
 
 						do {