3 ms·
(You could give everyone their own code. 4 digits still allows a few dozen people their own number while still leaving most of the search space open.)
by danielweber 12y ago
(You could give everyone their own code. 4 digits still allows a few dozen people their own number while still leaving most of the search space open.)
- vonmoltke 12y agoYeah, but that requires giving the locks brains, at which point you might was well just embed an RFID tag in everyone's badge. We had some areas that required both a badge swipe and a PIN.