I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...
Barcode scanner company Metrologic Instruments will be part of Honeywell now that equity firm Francisco Partners has signed an agreement to sell Metrologic for $720 million in cash. The deal puts ...
LAS VEGAS--Sections of our airports are being secured by two screws and a plastic cover. You can press your eyeballs into retina scanners, you can walk up to iris scanners, you can press your hand (or ...
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