Computer security services, namely, restricting and controlling access privileges of users of computer systems, servers, computer networks, endpoints, mobile phones and portable and handheld electronic devices, and of computing resources for cloud, mobile or network resources based on assigned credentials; computer security consultancy; cloud computing featuring software for use in providing security for computer systems, servers, computer networks, endpoints, mobile phones and portable and handheld electronic devices; maintenance of computer software relating to computer security and prevention of computer risks; software as a service (SAAS) featuring software for use in providing threat prevention, analysis, detection, and response, including on a real-time basis, for computer systems, servers, computer networks, endpoints, mobile phones and portable and handheld electronic devices; software as a service (SAAS) featuring software for use in providing visibility, management, and monitoring, including on a real-time basis, of computer systems, servers, computer networks, endpoints, mobile phones and portable and handheld electronic devices; platform as a service (PAAS) featuring computer software platforms for creating, managing, and deploying cloud computing infrastructure services; platform as a service (PAAS) featuring computer software platforms for use in providing security for computer systems, servers, computer networks, endpoints, mobile phones and portable and handheld electronic devices; providing online non-downloadable software for use, including on a real-time basis, in operational and security monitoring and alerting, cyber defense and cyber-security of computer systems, internet, networks, applications, and electronic data and communications, endpoints, mobile phones and portable and handheld electronic devices; providing online non-downloadable intrusion detection software; computer security services, namely, tracking software, data files, and executable files in computer networks, endpoints, mobile phones and portable and handheld electronic devices, including on a real-time basis, identifying unauthorized, new or unknown software, data files, and executable files, including on a real-time basis, and blocking unauthorized software executions and data access, including on a real-time basis