3 ms·
For other systems throwing some fine dust or flour over the pad before someone uses it will get you 80% there. If it's dry and someone's already used it recentl
by iuguy 18y ago
For other systems throwing some fine dust or flour over the pad before someone uses it will get you 80% there. If it's dry and someone's already used it recently you can spot what the numbers are by brushing the dust off.
- ryanmahoski 18y agoVery MacGyver. From Radio Shack parts you can build a piezo sensor circuit and stick that on the keypad.
- rman666 18y agoI think you mean, McGruber, http://www.google.com/search?q=macgruber http://www.google.com/search?q=macgruber
- noodle 18y agoalong the same lines, older keypads on things like garage door openers that people rarely change the password for but use frequently have serious wear on the keys that are used in the pword. its very easy to open those up. less obvious than a powdery keypad.