"A Next-Generation Firewall (NGFW) is an integrated network platform that combines a traditional firewall with other network device filtering functionalities such as an application firewall using in-line deep packet inspection (DPI), an intrusion prevention system (IPS) and/or other techniques such as SSL and SSH interception, website filtering, QoS/bandwidth management, antivirus inspection and third-party integration (i.e. Active Directory)."@en .