Network and network application security delivery services, namely, providing on-line non-downloadable software for ensuring security of computers, computer networks and applications communicating across networks and across related products; providing temporary use of non-downloadable cloud based security software for securing networks, devices and applications communicating over networks; providing temporary use of non-downloadable cloud based security software for use in thwarting and mitigating ddos attacks, botnet based attacks, malware activity, and other network security attacks; and technical consulting and research services in the field of computer network security.