The use of advertising-supported software in business is becoming increasingly popular, with a third of IT and business executives in a 2007 survey by McKinsey & Company planning to be using ad-funded software within the following two years.

The income derived from presenting advertisements to the user may allow or motivate the developer to continue to develop, maintain and upgrade the software product. In some cases, the developer may provide the software to the user free of charge or at a reduced price. Adware is usually seen by the developer as a way to recover development costs, and to generate revenue. In legitimate software, the advertising functions are integrated into or bundled with the program. 1.3 Definition of Spyware, Consent, and Ethics.Some also offer a version of the software at a fee without advertising. Some software developers offer their software free of charge, and rely on revenue from advertising to recoup their expenses and generate income. The 2003 Microsoft Encyclopedia of Security and some other sources use the term 'adware' differently: 'any software that installs itself on your system without your knowledge and displays advertisements when the user browses the Internet', i.e., a form of malware. All forms of advertising carry health, ethical, privacy and security risks for users. The software may implement advertisements in a variety of ways, including a static box display, a banner display, full screen, a video, pop-up ad or in some other form. Some advertisements also act as spyware, collecting and reporting data about the user, to be sold or used for targeted advertising or user profiling. The software may generate two types of revenue: one is for the display of the advertisement and another on a ' pay-per-click' basis, if the user clicks on the advertisement. Security information and event management (SIEM)Īdware, often called advertising-supported software by its developers, is software that generates revenue for its developer by automatically generating online advertisements in the user interface of the software or on a screen presented to the user during the installation process.

Host-based intrusion detection system (HIDS).

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