Defeating advanced threats requires an advanced firewall solution built for the needs of your business. The SonicWall Network Security appliance (NSa) Mid-Range Firewall is next-generation security designed specifically for businesses of 250 users and up. Work with the confidence of knowing you're protected against the day-to-day incursions as well as against advanced threats like ransomware, attacks against non-standard ports, and breaches in firewalls, all at the speed of business. With cloud-based and on-box capabilities like TLS/SSL decryption and inspection, application intelligence and control, secure SD-WAN, real-time visualization, and WLAN management, SonicWall provides flexible, fast and cost-effective security to keep the threats out and your business thriving.