To comprehend operating principles and functions of network protocols, you have to understand their structure. The purpose of this study was to analyze a small portion of network traffic and reconstruct the network diagram based on the data extracted from it.

Chances are high that you had dealt with DHCP when configuring a router. But are you aware of risks arising if this protocol is misconfigured on a company’s server? Using its misconfigurations, not only can a hacker disable the DHCP server, but also deliver an MITM attack and intercept critical data. This article discusses two attack vectors targeting DHCP and provides important security recommendations.