Computer hardware and computer software programs for the integration of text, audio, graphics, still images and moving pictures into an interactive delivery for multimedia applications; Computer software for accessing information directories that may be downloaded from the global computer network; Computer software for creating searchable databases of information and data; Computer software for use in the encryption and decryption of digital files, including audio, video, text, binary, still images, graphics and multimedia files; Computer software for use in the safeguarding of digital files, including audio, video, text, binary, still images, graphics and multimedia files; Computer software, namely, downloadable software for computer diagnostics, repair and upgrades that may be downloaded from a global computer network; Computer software platforms consisting of downloadable software for computer diagnostics, repair and upgrades; Computer software that provides real-time, integrated business management intelligence by combining information from various databases and presenting it in an easy-to-understand user interface; Computer software that provides web-based access to applications and services through a web operating system or portal interface; Computer software to maintain and operate computer system; Electronic software updates, namely, downloadable computer software and associated data files for updating computer software in the fields of computer diagnostics, repair and upgrades, provided via computer and communication networks; Operating and user instructions stored in digital form for computers and computer software, in particular on floppy disks or CD-ROM; Optical communications systems comprised of optical and electronic hardware and computer software for the transmission of data between two points