| 摘要 |
The method involves identifying a user (4) close to an electronic lock (5), displaying a question by the lock, and transmitting, via e.g. e-mail, short message system (SMS) message, the question to an electronic locks managing central computer (1). The central computer computes the answer to the question and transmits the computed answer to the user who presents the answer in the lock. The lock verifies the answer and decides on unlocking of the lock based on the answer. A receipt code is displayed by the lock and transmitted to the central computer by the user. Independent claims are also included for the following: (1) an electronic lock (2) a method for an electronic locks managing central. |
