COMPUTER HARDWARE AND SOFTWARE, NAMELY CUSTOMIZED SOFTWARE AND HARDWARE TO ENABLE CONNECTIONS TO DATABASES AND PUBLICATIONS IN ELECTRONIC FORM SUPPLIED ON-LINE FROM COMPUTER DATABASES OR FROM FACILITIES PROVIDED BY A GLOBAL COMPUTER NETWORK; COMPUTER SOFTWARE SOFTWARE AND HARDWARE WHICH ENABLES THE SEARCH FOR DATA; COMPUTER HARDWARE AND SOFTWARE, NAMELY, HARDWARE AND SOFTWARE FOR DIGITAL CERTIFICATION SYSTEMS USED ON COMPUTERS