--- old/src/java.base/share/classes/java/security/Security.java	2018-07-10 13:46:06.218516592 +0100
+++ new/src/java.base/share/classes/java/security/Security.java	2018-07-10 13:46:05.734516592 +0100
@@ -30,6 +30,8 @@
 import java.io.*;
 import java.net.URL;
 
+import jdk.internal.event.EventHelper;
+import jdk.internal.event.SecurityPropertyEvent;
 import jdk.internal.misc.SharedSecrets;
 import jdk.internal.util.StaticProperty;
 import sun.security.util.Debug;
@@ -795,6 +797,11 @@
         check("setProperty."+key);
         props.put(key, datum);
         invalidateSMCache(key);  /* See below. */
+
+        SecurityPropertyEvent spe = new SecurityPropertyEvent();
+        if (spe.isEnabled() || EventHelper.isLoggingSecurity()) {
+            EventHelper.commitSecurityPropertyEvent(spe, key, datum);
+        }
     }
 
     /*