42 Providing temporary use of on-line non-downloadable software for ensuring the security of electronic mail; Providing temporary use of on-line non-downloadable software for the secure delivery of messages and data by electronic transmission; Data encryption and decryption services; Computer services, namely, on-line scanning, detecting, and quarantining of viruses, worms, trojans, spyware, adware, malware, ransomware and unauthorized data and programs in electronic mail on computers and electronic devices; Providing temporary use of on-line non-downloadable software for archiving electronic mail; Providing temporary use of on-line non-downloadable software for archiving messages and data sent by electronic transmission; Electronic storage of archived electronic mail and messages and data sent by electronic transmission; Electronic storage services for archiving electronic mail and messages and data sent by electronic transmission; Providing a website featuring on-line non-downloadable software for accessing, managing, indexing, searching, reviewing, exporting, sharing, and redelivering archived messages and data sent by electronic transmission and electronic mail; providing temporary use of non-downloadable computer software, namely, software for the creation and development of information and communications security features and components for use in, by or with software applications in the nature of the design of computer security software; application service provider (ASP) featuring software for use in network management of an enterprise fleet of wireless devices comprising multiple mobile device third party operating systems; electronic mail data loss prevention and protection services, namely, design and development of electronic data security systems; computer security consultancy in the field of scanning and penetration testing of computers and networks to assess information security vulnerability; computer security service, namely, restricting access to and by computer networks to and of undesired web sites, media and individuals and facilities; computer security services, namely, enforcing, restricting and controlling access privileges of users of computing resources for cloud, mobile or network resources based on assigned credentials; electronic mail encryption services, namely, data encryption services; information and advice regarding the aforementioned services, namely, computer software consulting