Network Defense Network Vulnerability Discovery OverviewVulnerability discovery (or vulnerability scanning) is one of the most important parts of proactive defense. With regular and periodical vulnerability scan, system and network weaknesses can be identified in advance and many security
Network Defense Network Firewall OverviewThis lab explains firewall rules and related theory, and illustrates firewall configuration with examples. Students will play with iptables to get familiar with Linux built-in firewall software and common concepts about table, chain,
Network Defense Network Intrusion Detection OverviewNetwork intrusion detection is a critical component of network defense. Through effective network intrusion detection, malicious activities and policy violations can be monitored and identified. In general, network intrusion detection system (NIDS) can