What type of rule set should be created in a network to re-route malicious traffic securely?

Creating a sinkhole rule is an effective method for securely rerouting malicious traffic. A sinkhole is a designated network address that has been configured to intercept and analyze traffic likely to be harmful or indicative of an attack. The primary objective of this rule set is to redirect malicious traffic away from the legitimate servers and toward a safe destination where it can be monitored and studied without posing a risk to the network or its resources.

When the sinkhole is set up, malicious traffic is not simply blocked but rather redirected, allowing security teams to observe patterns, gather intelligence, and possibly trace the source of the attack. This proactive approach not only helps to mitigate the immediate threat but also contributes to better overall security posture by improving detection and response capabilities against similar future threats.

Other types of rules, like restriction rules, focus on limiting access to certain resources or services but do not specifically address rerouting malicious traffic. Segmentation rules pertain to dividing networks into isolated segments to enhance security and manageability. Access control policies define who can access what resources within the network but again do not specifically deal with the rerouting of traffic. Thus, the sinkhole rule is uniquely situated to effectively manage malicious traffic risk.