A passkey scramble keypad system attached to a door magnet.
Scramble keypad door lock.
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Hirsch electronics scramble pad hirsch s scramblepad family of keypads and keypad reader devices prevents stolen access codes using a numeral scrambling technique and viewing restrictors.
Keyless door lock product categories.
The keypads do not suffer from the lack of security associated with a traditional keypad where an onlooker can easily discover the entry code of a conventional keyboard by observing which keys are pressed.
Scramblepad with built in proximity reader.
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Scramblepad keypad reader provides a very high security approach to access because the id code or pin number cannot be accidentally shared with or stolen by onlookers.
When the pin is being entered the led displays a randomly allocated set of numbers from 0 to 9 to prevent onlookers from deciphering the number.
An integrated contactless prox smart card reader enables a variety of card code applications.
The progeny scramble keypad is used in the most demanding situations where access is controlled.
The hirsch scramblepad keypad reader provides a very high security approach to access because the credential id code or pin number cannot be accidentally shared with or stolen by onlookers.
Say goodbye to lost stolen and just plain forgotten keys.
Lectures by walter lewin.
Schlage serlll w scramble keypad s unique design prevents onlookers from detecting the pin when it s entered on a keypad.
Each numeral is randomly scrambled to a new position each time the start button is pressed so a.