Non-networking dynamic password generation method used for intelligent access control system
An intelligent access control system and dynamic password technology, applied in instruments, time registers, individual input/output registers, etc., can solve the problems of high cost, inconvenience and practicality, and achieve convenient forwarding, low cost, and convenient use. Effect
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[0019] Such as figure 1 As shown, the intelligent access control system of the present invention is composed of an access control terminal, a mobile APP and a background server. Each access control terminal is set with a unique identification code, and the mobile phone APP is used as a client to access the background server. The access control terminal can adjust the time through the Bluetooth door opening function of the mobile phone APP to ensure that it is consistent with the time of the background server.
[0020] The inventive method comprises the following steps:
[0021] 1) Assign a unique identification code, ie ID number, to each access control terminal;
[0022] 2) Set a time window for a single access control terminal, and define the start time of the time window as ST; assuming ST is 20, within one hour, 0 minutes, 20 minutes, 40 minutes and 60 minutes are all defined as ST;
[0023] 3) Set a unified encrypted private key PK, and form a set of encrypted sequences...
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