adware- spam; is any program that automatically displays or offers unwanted advertising, whether embedded in a web page through graphics, posters, floating windows, or during the installation of a program to the user, in order to generate profit to their authors. back door; i s a special sequence within the programming code, by means of which algorithm security Cookies; is a small information sent by a website and stored in the user's browser, so that the website can consult the previous activity of the browser. encrynption ; is the process of encoding a message or information in such a way that only authorized parties can access it and those who are not authorized cannot. Encryption does not itself prevent interference, but denies the intelligible content to a would-be interceptor. hacker; is any individual who is dedicated to enthusiastic programming, that is, an enthusiastic expert of any kind. malware; The term is used to talk about all
