Computer Network Intrusion; A Network Intrusion is any unauthorized activity on a computer network. Combination of Anti-malware, host based intrusion detection system, network intrusion detection system and host based firewall along with a network based firewall can help to support the protection measures. However, the types of attacks usually occur within a network and through the internet need to also be studied and understood to be able to detect and guard against them. Other network security countermeasures with Intrusion Detection systems can be implemented based on the types of attacks most commonly used. The followings common attacks on computer networks:
Protection against these common attacks on computer systems needs to be studied by a network / system administrator and practically understand how to prevent and protect against them. Read about Network Security Assessment to know more about the steps that need to be followed to prepare yourself for designing your network security infrastructure.