Security can be a strong differentiator. Regardless of the size of your organization, the TZ400 delivers big-business protection. For distributed enterprises with remote offices, all TZ Series firewalls can be managed locally through the intuitive GUI in Sonic OS or at the central office using Sonic Wall GMS. High-performance security engine All Sonic Wall firewalls use reassembly-free deep packet inspection 1 to examine traffic simultaneously across all ports without introducing latency to the network, enabling businesses to realize increased productivity gains. Intrusion prevention A tightly integrated intrusion prevention engine protects against a comprehensive array of application-layer exploits that target both servers & client machines on the network. Advanced IPSec & SSL VPN Flexible connectivity provides easy-to-use, secure, high-speed office-to-office & client-to-office remote access. With IPSec VPN, users can also connect with a Sonic Wall Global VPN Client. Gateway anti-virus & anti-spyware By blocking Trojans, viruses, key loggers & other malware at the gateway, Sonic Wall Gateway Anti-Virus & Anti-Spyware provides the first layer of defense. Streamlined GUI & advanced management Intuitive set-up wizards & a powerful web interface ease deployment, simplify configuration, and streamline management to reduce administration time & costs. Content/URL filtering Organizations & educational institutions can easily enforce their acceptable-use policies & protect against inappropriate, illegal & dangerous web content through content & URL filtering. Wireless network security Provide your employees, partners & customers with high-speed wireless access that's secure & reliable. Sonic Wall wireless network security solutions tightly integrate high-performance 802.11ac wireless technology with award-winning next-generation firewalls to create a secure wireless solution that protects wired & wireless traffic from evolving threats.