computer; computer hardware and computer software in the field of privilege management and data security on the global information network and on corporate intranets; computers software programs for use in information security applications, Dynamic Key Infrastructure, Public Key Infrastructure, cryptography, public key cryptography, private key cryptography, electronic security applications, electronic security management, communication security, transaction security, security protocols, security signature, document security, notary security, digital certificate, digital certificate creation and management systems for Dynamic Key infrastructure and Public key Infrastructure, digital signatures, digital certificate privilege management systems, and communication ; Electronic security toolkits, computer operating systems; computer hardware; electronic security hardware; computer firmware for use in public and dynamic key infrastructure; cryptography, electronic security applications and electronic security management; and user/instructional manuals sold as a unit computer software design services for others; computer programming for others; consultancy and advisory services in relation to the design, development and updating of computers and the design, development, updating and maintenance of computer software; security consultation; information, service and assistance relating to the forgoing