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Internship in Network Security Essay

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During my internship I worked in the Network Security Operations Center (NSOC), which is in charge of the network stability of the network. NSOC’s focus is to ensure the integrity of MCI’s network and systems as well as the protection of its strategic and intellectual assets through an ongoing concerted program of prevention, detection, investigation and response to fraud and abuse. There is also a team that was more involved with inside of NSOC which is called the Incidence Response Operations Center (IROC). The projects that I took place in were to respond specifically to network security alarms generated by the intrusion detection sensors that are located within the MCI network. These sensors examine packets of data and determine …show more content…

Once a resolution is completed it is added to the knowledge base for future reference.
During my first project I had the most challenging experiences such as just getting use to the Intrusion Detection System (IDS) which is very detailed database were all of the alarms are being logged in. So through the programs is where all of the procedures start so if you do not understand the program there is no beginning. Exploring the IDS I found different ways to toggle through and find the information that is required to get the job done. Learning how to spot viruses and Trojans were not the only genre that the program could detect. It also detected peer to peer sharing such as Napster, Limewire, Bearshare, etc…and different employee handbook computer violations. I was involved in investigating over thirty different employees who were doing mp3 file sharing. During the investigating I instructed them that they were violating the handbook and instructed them to uninstall the program immediately. If this was not there first time then the investigation would escalate to Human Resource for further disciplinary action to taken against the employee.
The IDS is used for far more than just peer to peer sharing but it informs the IROC team whether someone is chatting or sending instant messages across the network that was not in the corporate image of the computer. If these things are not closely watch and

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