由Kerio Technologies Inc.所出的一套防火墙软件，它不仅仅是一个防火墙软件，其中还包含有支持 DSL, cable modems, ISDN, satellite, dial-up or wireless Internet..等等联机的联机共享功能 。该软件也具有病毒防护的功能，可以帮你监控 HTTP and FTP 联机进出是否有危害的病毒
- fixed memory leak in DNS forwarder
- fixed 100% CPU bug when emailing alerts
- fixed possible crash in LDAP (this fix supposed to be in 6.5.1 but wasn't)
- fixed web interface login page did not show in Internet Explorer 5
