Continuing growth of networks and increasing security threats are driving the growth in demand for comprehensive network security solutions in Vietnam. Emerging technologies such as SSL VPN and IDS/IPS are gaining firmer foothold in the country while security technologies continue converging to provide end users with integrated solutions that offer multiple functionalities on a single platform. This research examines the network security market in Vietnam, focusing on development and adoption of Firewall/IPSec VPN, SSL VPN and Intrusion Detection/Prevention technology. The study aims to analyze market trends and direction, evaluate key challenges, as well as provide in depth understanding of market conditions.