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A passive proximity card for door access. A proximity card or prox card[1] also known as a key card or keycard is a contactless smart card which can be read without inserting it into a reader device, as required by earlier magnetic stripe cards such as credit cards and contact type smart cards. [2] The proximity cards are part of the ...
Wiegand interface. The Wiegand interface is a de facto wiring standard which arose from the popularity of Wiegand effect card readers in the 1980s. It is commonly used to connect a card swipe mechanism to the rest of an access control system. The sensor in such a system is often a "Wiegand wire", based on the Wiegand effect, discovered by John ...
The integrated circuit outputs the card number to the coil which transmits it to the reader. The transmission of the card number happens in the clear—it is not encrypted. With basic understanding of radio technology and of card formats, Wiegand proximity cards can be hacked. A common proximity format is 26 bit Wiegand.
HID Global is an American manufacturer of secure identity products. The company is an independent subsidiary of Assa Abloy, a multinational door and access control conglomerate. [2] Björn Lidefelt was appointed CEO on 27 January 2020. He succeeded Stefan Widing, who led HID Global for over four years.
ISO/IEC 14443 Identification cards -- Contactless integrated circuit cards -- Proximity cards is an international standard that defines proximity cards used for identification, and the transmission protocols for communicating with it. [1] [2] [3] [4]
MIFARE is a series of integrated circuit (IC) chips used in contactless smart cards and proximity cards. The brand includes proprietary solutions based on various levels of the ISO/IEC 14443 Type-A 13.56 MHz contactless smart card standard. It uses AES and DES/Triple-DES encryption standards, as well as an older proprietary encryption algorithm ...
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