Providing subscription-based temporary use of on-line non-downloadable software for detecting and removing computer security threats and computer viruses; providing temporary use of on-line non-downloadable hosted software for detecting and removing computer security threats and computer viruses; providing temporary use of non-downloadable cloud-based software for detecting and removing computer security threats and computer viruses; computer security services, namely, restricting unauthorized access to computer networks by identifying harmful and potentially harmful activity from outside a computer network and implementing computer software protection against it succeeding in the field of computer information technology protection; computer network security consulting; computer security threat analysis for protecting data; technical consultancy services in the field of computer information technology protection; computer security consultancy; computer network security consultancy; providing news and information via a website in the field of computer information technology protection