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In computer security, an access-control list (ACL) is a list of permissions [a] associated with a system resource (object or facility). An ACL specifies which users or system processes are granted access to resources, as well as what operations are allowed on given resources. [1] Each entry in a typical ACL specifies a subject and an operation ...
Access control. A sailor checks an identification card (ID) before allowing a vehicle to enter a military installation. In physical security and information security, access control (AC) is the selective restriction of access to a place or other resource, while access management describes the process. The act of accessing may mean consuming ...
PRISM is a code name for a program under which the United States National Security Agency (NSA) collects internet communications from various U.S. internet companies. [1][2][3] The program is also known by the SIGAD US-984XN. [4][5] PRISM collects stored internet communications based on demands made to internet companies such as Google LLC and ...
The total cost of new hires to Healey's administration has been $87.1 million since the hiring restrictions went into effect on April 3, according to publicly available payroll data confirmed by ...
e. Internet censorship is the legal control or suppression of what can be accessed, published, or viewed on the Internet. Censorship is most often applied to specific internet domains (such as Wikipedia.org, for example) but exceptionally may extend to all Internet resources located outside the jurisdiction of the censoring state.
Digital marketing effectively began in 1990 when the Archie search engine was created as an index for FTP sites. In the 1980s, the storage capacity of computers was already large enough to store huge volumes of customer information. Companies started choosing online techniques, such as database marketing, rather than limited list brokers. [9]
A paywall is a method of restricting access to content, with a purchase or a paid subscription, especially news. [1][2] Beginning in the mid-2010s, newspapers started implementing paywalls on their websites as a way to increase revenue after years of decline in paid print readership and advertising revenue, partly due to the use of ad blockers. [3]
A massive open online course (MOOC / muːk /) or an open online course is an online course aimed at unlimited participation and open access via the Web. [1] In addition to traditional course materials, such as filmed lectures, readings, and problem sets, many MOOCs provide interactive courses with user forums or social media discussions to ...