A Remote Authorization Method for Combination Lock

Abstract

The invention discloses a remote authorization method for combination locks. The method includes that users preliminarily set secure secret keys via control centers; visitors input authorization requests via touch pads; dynamic cipher texts are generated by the control centers according to the authorization requests; the dynamic cipher texts are transmitted to intelligent terminals of the users by the control centers via communication modules; unlocking passwords are computed by the users according to the received dynamic cipher texts, the preliminarily set secure secret keys and encryption algorithms; the visitors are further authorized; the unlocking passwords are inputted by the visitors via the touch pads; information is verified by the control centers; the electric control locks are unlocked if the information is successfully verified; the electric control locks keep locked if the information fails to be verified. The remote authorization method for the combination locks has the advantages that remote authorization unlocking functions can be implemented according to the dynamic cipher texts, the preliminarily set secure secret keys and the special encryption algorithms, accordingly, the life and property safety of people can be protected to the greatest extent, and the remote authorization method is low in cost and high in reliability.

Description

technical field [0001] The invention relates to the security field, in particular to a remote authorization method for a combination lock. Background technique [0002] Locks play an important role in people's home life, and are the first barrier to protect people's lives and property. With the improvement of living standards and the development of science and technology, locks have undergone a transformation from simple mechanical locks to today's combination locks. Today's combination locks on the market bring some convenience to people's lives. Users can open the door by entering a password that only they know, which better protects the user's property safety and avoids the embarrassment of forgetting to bring the key. [0003] The traditional combination lock unlocking method is for the user to write down the password, and input the corresponding password when the lock needs to be unlocked. In the process of use, this method has brought some troubles to the user: when ...

AI Technical Summary

Problems solved by technology

In the process of use, this method has brought some troubles to the user: when a visitor comes and the user is not at home, the visitor does not have the authority to open the door, and can only enter the room after the user comes back. Both cause great inconvenience; on the other hand, if the combination lock uses a fixed password, it is inconvenient for the user to inform others of such an important password.

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