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Access control panels - These control the system, make access decisions, and are usually located in a secure area. Access control software runs on the panels and interfaces with Card reader . Card readers - Installed at access points, these read credentials and send information to the access control panel.
Conditional access (CA) is a term commonly used in relation to software and to digital television systems. Conditional access is an evaluation to ensure the person who is seeking access to content is authorized to access the content. Access is managed by requiring certain criteria to be met before granting access to the content.
Direct memory access (DMA) is a feature of computer systems that allows certain hardware subsystems to access main system memory independently of the central processing unit (CPU). [ 1 ] Without DMA, when the CPU is using programmed input/output , it is typically fully occupied for the entire duration of the read or write operation, and is thus ...
Adaptive control is the control method used by a controller which must adapt to a controlled system with parameters which vary, or are initially uncertain. [ 1 ] [ 2 ] For example, as an aircraft flies, its mass will slowly decrease as a result of fuel consumption; a control law is needed that adapts itself to such changing conditions.
Terminal Access Controller Access-Control System (TACACS, / ˈ t æ k æ k s /) refers to a family of related protocols handling remote authentication and related services for network access control through a centralized server.
Finally, there is consumer-driven health, in which systems, consumers, and patients have more control of how they access care. Over the past thirty years, most of the nation's health care has moved from the second model operating with not-for-profit institutions to the third model operating with for-profit institutions.
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