The zyxel nebula nsg100 cloud managed security gateway is built with remote management and ironclad security for organizations with growing numbers of distributed sites with the extensive suite of security features that includes icsa certified firewall ipsec vpn connectivity intrusion detection and prevention idp as well as application patrol the nsg100 provides deep extensive protection to meet everything that small to mid size businesses would need as the zyxel nebula nsg100 has been