English Wikipedia - The Free Encycl...
Download this dictionary
Lock (security device)
A
lock
is a
mechanical
or
electronic
fastening device that is released by a physical object (such as a
key
,
keycard
,
fingerprint
,
RFID
card,
security token
etc.), by supplying secret information (such as a keycode or
password
), or by a combination thereof.
See more at Wikipedia.org...
© This article uses material from
Wikipedia
®
and is licensed under the
GNU Free Documentation License
and under the
Creative Commons Attribution-ShareAlike License