He is just trying to promote his company having a good laugh. He is a Snake Oil Salesmen as well, selling something, that will never run out. No matter how many times he will get hired, he will always find a way in. Security tools are not meant to stop hackers, but to slow them down. Only a realtime hacker monitoring the network can stop other hacker, once/if he gets detected. There are 50 known methods and counting, how to hack a computer, that is not even connected to a network. If someone decides to hack you, it is not about if, but when, it is just a matter of time.