9 Computer software for Internet security, email security, and anti-virus software featuring virus scanner, virus blocker, virus definition update, intrusion detection, privacy control, content filtering, firewall protection, encryption, spyware detection and removal, network security measures, and Internet advertisement eliminator; Downloadable software for Internet security, email security, and anti-virus software featuring virus scanner, virus blocker, virus definition update, intrusion detection, privacy control, content filtering, firewall protection, encryption, spyware detection and removal, network security measures, and Internet advertisement eliminator; Software for ensuring the security of electronic mail