The juniper networks secure service gateway 520m (ssg 520m) consists of purpose-built security appliance that delivers the perfect blend of performance, security, routing and lan/wan connectivity for large, regional branch offices and medium-sized, standalone businesses. Traffic flowing in and out of the regional office or business is protected from worms, spyware, Trojans and malware by a complete set of unified threat management (utm) security features including stateful firewall, IPsec vpn, ips, antivirus (includes anti-spyware, anti-adware, anti-phishing), anti-spam and web filtering.