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2. Keycard lock - Wikipedia

   en.wikipedia.org/wiki/Keycard_lock

   Computerized authentication systems, such as key cards, raise privacy concerns, since they enable computer surveillance of each entry. RFID cards and key fobs are becoming increasingly popular due to their ease of use. Many modern households have installed digital locks that make use of key cards, in combination with biometric fingerprint and ...

3. Inforex 1300 Systems - Wikipedia

   en.wikipedia.org/wiki/Inforex_1300_Systems

   Inforex Inc. corporation manufactured and sold key-to-disk data entry systems in the 1970s and mid-1980s. The company was founded by ex-IBM engineers to develop direct data entry systems that allowed information to be entered on terminals and stored directly on disk drives, replacing keypunch machines using punched cards or paper tape, which had been the dominant tools for data entry since the ...

4. Remote keyless system - Wikipedia

   en.wikipedia.org/wiki/Remote_keyless_system

   Prior to Remote Keyless Entry, a number of systems were introduced featuring Keyless Entry (i.e., not remote), including Ford's 1980 system introduced on the Ford Thunderbird, Mercury Cougar, Lincoln Continental Mark VI, and Lincoln Town Car, which Ford called Keyless Entry System (later marketed SecuriCode). The system used a five-button ...

5. Access control - Wikipedia

   en.wikipedia.org/wiki/Access_control

   The typical credential is an access card or key-fob, and newer software can also turn users' smartphones into access devices. [7] There are many card technologies including magnetic stripe, bar code, Wiegand, 125 kHz proximity, 26-bit card-swipe, contact smart cards, and contactless smart cards. Also available are key-fobs, which are more ...

6. Proximity card - Wikipedia

   en.wikipedia.org/wiki/Proximity_card

   A proximity card controlled turnstile A passive proximity card with the plastic casing opened to show components: antenna coil and integrated circuit (black object bottom center) Anatomy of proximity card: coil and IC The proximity card coil of an electronic fare collection system. A proximity card or prox card [1] also known as a key card or ...

7. PayPal security key card - is it worth it? - AOL

   www.aol.com/news/2010-08-04-paypal-security-key...

   This credit card-sized piece of plastic adds an extra layer of security by generating a unique, six-digit number to use when you're conducting a PayPal transaction.