Educational, training and entertainment services, namely, developing, arranging and conducting educational and training seminars, classes, conferences, courses, and workshops in the fields of information technology security, computer security, network security and cybersecurity, including cybersecurity systems, policies and procedures; Educational, training and entertainment services, namely, developing, arranging and conducting educational and training seminars, classes, conferences, courses, and workshops for the protection of digital assets from cyber warfare, computer hacking and computer viruses; Educational, training and entertainment services, namely, developing, arranging and conducting educational and training seminars, classes, conferences, courses, and workshops directed at teaching participants how to identify and defend external cyber-attacks and how to evaluate, test and solve cybersecurity problems