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The Internet (or internet) [ a] is the global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) [ b] to communicate between networks and devices. It is a network of networks that consists of private, public, academic, business, and government networks of local to global scope, linked by a broad array of ...
Message authentication code. In cryptography, a message authentication code ( MAC ), sometimes known as an authentication tag, is a short piece of information used for authenticating and integrity -checking a message. In other words, to confirm that the message came from the stated sender (its authenticity) and has not been changed (its integrity).
The term "Cyber Monday" was coined by Ellen Davis, [6] [7] and was first used within the ecommerce community during the 2005 holiday season. [8] According to Scott Silverman, the head of Shop.org, the term was coined based on 2004 research showing "one of the biggest online shopping days of the year" was the Monday after Thanksgiving (12th-biggest day historically). [9]
Shoppers are making a list — and checking it twice for the best possible deals. On Cyber Monday, consumers spent $12.4 billion online, up 9.6% compared to last year, per Adobe Analytics' data on ...
Cybertexts are pieces of literature where the medium matters. Each user obtains a different outcome based on the choices they make. According to Aarseth, "information is here understood as a string of signs, which may (but does not have to) make sense to a given observer." [ 2] Cybertexts may be equated to the transition between a linear piece ...
An example of a physical security measure: a metal lock on the back of a personal computer to prevent hardware tampering. Computer security (also cybersecurity, digital security, or information technology (IT) security) is the protection of computer software, systems and networks from threats that may result in unauthorized information disclosure, theft of (or damage to) hardware, software, or ...
Cyberterrorism is the use of the Internet to conduct violent acts that result in, or threaten, the loss of life or significant bodily harm, in order to achieve political or ideological gains through threat or intimidation. Emerging alongside the development of information technology, [ 1] cyberterrorism involves acts of deliberate, large-scale ...
Text messaging, or texting, is the act of composing and sending electronic messages, typically consisting of alphabetic and numeric characters, between two or more users of mobile phones, desktops / laptops, or another type of compatible computer. Text messages may be sent over a cellular network or may also be sent via satellite or Internet ...