You have been hired as part of the networking team at UMGC. After completing orientation and training, your manager calls you into a meeting to discuss your first project. The University is interested in creating a repository of networking knowledge based on research projects. The research projects will be drafted by all employees, and you may select from a list of approved topics. As a junior network engineer, you are asked to prepare a research project that best aligns with your interests. The approved research topic is: Explain authentication and access controls. The research project represents a great opportunity to focus additional study towards a networking topic of your interest. It is also an opportunity for you to gain further expertise about a particular aspect of networking fundamentals that you will be asked about in the certification exam.