42 Design and development of embedded and server-side database, networking, and operating systems computer software; database, networking, and operating systems computer software development services; technical consulting services in the fields of high performance database, networking, security, and machine learning software; Internet and data security consulting services in the field of Internet-connected devices; technical user support services, namely, troubleshooting and performance optimization for database, networking, and operating systems software used on Internet servers; Software as a service (SAAS) services featuring software for web content delivery and web security