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Common physical security access control with a finger print 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 access badge contains a number that is read by a card reader. This number is usually called the facility code and is programmed by the administrator. The number is sent to an access control system, a computer system that makes access control decisions based on information about the credential. If the credential is included in an access ...
A smart card (SC), chip card, or integrated circuit card (ICC or IC card), is a card used to control access to a resource.It is typically a plastic credit card-sized card with an embedded integrated circuit (IC) chip. [1]
Thus, the system can issue the smart cards, maintain the smart cards while in use and finally take the smart cards out of use . Chip/smart cards provide the foundation for secure electronic identity , and can be used to control access to facilities, networks or computers. [ 3 ]
Authentication systems vary depending on the type of system, such as Active Directory, RADIUS, or other access control list. CAC is based on X.509 certificates with software middleware enabling an operating system to interface with the card via a hardware card reader.
Since the keycode is permanently set into the card at manufacture by the positions of magnetic wires, Wiegand cards cannot be erased by magnetic fields or reprogrammed as magnetic stripe cards can. Many electronic access control locks use a Wiegand interface to connect the card swipe mechanism to the rest of the electronic entry system.
HID Global supplies its readers and credentials for access control to Banco do Nordeste of Brasil, [16] Employers Mutual Casualty Company [17] HID Global provides network access control to the China Pacific Insurance Co. [18] and Jinwan District People's Procuratorate [19] located in Sihucheng District, Zhuhai city.
In computer security, general access control includes identification, authorization, authentication, access approval, and audit.A more narrow definition of access control would cover only access approval, whereby the system makes a decision to grant or reject an access request from an already authenticated subject, based on what the subject is authorized to access.
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