42 Providing authentication of identity; issuance and management of digital certificates for authentication or encryption of a digital communication, or authentication of a digital signature in an electronic transaction or communication, over the Internet and other computer networks and providing technical and customer support in connection therewith; development, design, implementation, testing and analysis, and consulting services in the field of security, access, authorization, authentication encryption, and identification systems for computers, computer hardware and computer networks; development, integration and operation of computer systems to support issuance and management of digital certificates; creation and implementation of procedures and practices for issuance and management of digital certificates; computer related services, namely, managed computer network and Internet security services, namely, public key infrastructure ("PKI") verification, authentication, distribution and management, digital certificate issuance, verification and management, and enterprise software integration; computer consultation regarding computer networks and internal computer networks; security services for computer networks and internal computer networks, namely, installation, design and customization of Internet and network firewall software for others; computer consulting services in the field of security integration, network security, network architecture, encryption technology, and computer security; security verification of computer network firewalls, servers and other network devices from unauthorized access, namely, analyzing global computer information network and internal computer network vulnerability; Application Service Provider (ASP), namely, hosting computer software applications of others