CN108442820A - A kind of electronic lock malice cracks based reminding method and its system - Google Patents

Abstract

The invention discloses a method and a system for reminding malicious cracking of an electronic lock, comprising the following steps: (1) the user performs an authentication action through an authentication unit, and feeds back the authentication judgment result to the control unit; (2) through the control unit Determine whether there is a local record of maliciously cracking the alarm in the storage unit, and then perform the unlocking operation through the executive mechanism of the electronic lock; (3) receive the information of "authentication behavior unsuccessful" fed back by the authentication unit through the control unit, and judge whether the record is incorrect. Whether the number of successes reaches the preset upper limit threshold; (4) send a malicious cracking alarm through the alarm unit and lock the authentication unit within the preset time range; (5) determine whether the communication unit is in a normal networking state, and The malicious cracking warning information is sent to the user terminal or the malicious cracking warning information is sent to the storage unit for recording; in order to achieve the purpose of improving the security of the smart door lock by expanding the malicious cracking notification method.

Description

Method and system for reminding malicious cracking of electronic lock

technical field

The invention belongs to the technical field of communication, and in particular relates to a method and system for reminding malicious cracking of an electronic lock.

Background technique

The door lock is the first security barrier of the home. It is a device that is used almost every day in the family. Under the big wave of smart home, the intelligentization of door locks is also a trend. Smart door locks can be said to have emerged as the times require. Smart locks refer to locks that are more intelligent in terms of user identification, security, and management, which are different from traditional mechanical locks. The smart lock is the executive part of the door lock in the access control system. The smart lock is different from the general mechanical lock. It has an automatic electronic induction locking system. It will automatically sense that the door is closed, and the system will automatically lock. Smart locks can open the door locks through fingerprints, touch screens, cards, etc.

Existing smart door locks will have a built-in authentication unit. When the smart door lock cannot be verified by the authentication unit when it is opened, the authentication unit will trigger the alarm unit through the control unit to remind the authentication error, including Reminders for single authentication failure (such as a single password verification error alarm, etc.) The behavior is called malicious cracking); the existing smart door locks are generally connected to the Internet, and an alarm message will be sent to the door lock user through the network, and the user will receive the corresponding alarm message to obtain someone maliciously cracking the door lock. However, for the stand-alone version of the smart door lock (unable to connect to the Internet of Things) or the smart door lock is offline due to external factors, the alarm information can only be limited to the vicinity of the smart door lock. At this time, If the user is not near the door lock, he cannot receive the corresponding malicious cracking alarm information through the network.

For the above existing smart door locks, in the process of use, when the smart door lock is maliciously cracked in the off-net state, when the user operates the smart door lock later, the user cannot know whether the smart door lock was Being maliciously cracked, the security of the smart door lock is not high.

Contents of the invention

In order to solve the above-mentioned problems existing in the prior art, the purpose of the present invention is to provide a malicious cracking electronic lock reminder method and its system to achieve the purpose of improving the overall security of the smart door lock by expanding the malicious cracking notification method.

The technical solution adopted in the present invention is: a method for reminding malicious cracking of an electronic lock, comprising the following steps:

(1) The user performs authentication through the authentication unit, and feeds back the result of the authentication judgment to the control unit. If the authentication is successful, proceed to step (2); if the authentication is unsuccessful, proceed to step (3) ;

(2) Judging by the control unit whether there is a malicious cracking alarm local record in the storage unit, if the judgment result is "yes", the control unit sends a malicious cracking alarm through the alarm unit, and the control unit performs the unlocking operation through the executive mechanism of the electronic lock, and then Empty the local records of malicious cracking alarms stored in the storage unit; if the judgment result is "No", the control unit performs the unlocking operation through the electronic lock's actuator;

(3) Receive the "authentication behavior unsuccessful" information fed back by the authentication unit through the control unit, and add 1 to the recorded unsuccessful times, and then judge whether the recorded unsuccessful times reach the preset upper limit threshold, If the judgment result is "No", it will remind the verification error and return to step (1); if the judgment result is "Yes", then enter step (4);

(4) Send a malicious cracking alarm through the alarm unit and lock the authentication unit within a preset time range;

(5) Judging whether the communication unit is in a normal networking state, if the judgment result is "yes", then the malicious cracking alarm information is sent to the background server through the communication unit, and the background server sends it to the user terminal; if the judgment result is "no", then The malicious cracking alarm information is sent to the storage unit to generate a local record of the malicious cracking alarm.

Further, when the lockout time of the authentication unit in the step (4) reaches the preset time range, the control unit will automatically open the authentication unit and reset the number of times of “unsuccessful authentication” recorded by it. zero.

Further, the local record of the malicious cracking warning is used to store the occurrence time information of the "authentication action unsuccessful" operation.

The present invention also provides a warning system for malicious cracking of an electronic lock, including an authentication unit, a control unit, a storage unit, an execution mechanism, an alarm unit, and a communication unit; the authentication unit is connected to the control unit; the control unit The units are respectively connected with the storage unit, the execution mechanism, the alarm unit and the communication unit.

Further, the authentication unit includes a fingerprint identification unit and a password identification unit, the fingerprint identification unit is electrically connected to the password identification unit, and the password identification unit is electrically connected to the control unit; the fingerprint identification unit is used to verify user The password identification unit is used to verify the user's password information.

Further, the alarm unit is a voice alarm device.

The beneficial effects of the present invention are:

1. By adopting the electronic lock malicious cracking reminder method provided by the present invention, it can be realized that when the electronic lock is disconnected from the network or in a stand-alone state, if multiple unsuccessful authentication operations are performed, a malicious cracking alarm will be triggered and the malicious cracking will be triggered. The cracked alarm information is sent to the storage unit for local recording, without completely relying on the network for transmission of the alarm information; and because after the authentication is successful, the system will first judge whether there is a record of malicious cracked alarm information, thereby reminding the user, the user The corresponding malicious cracking alarm information can be clearly obtained to fully control the malicious cracking of the electronic lock. Compared with the existing electronic lock, it can still maintain good malicious cracking alarm information when it is disconnected from the network or in a stand-alone state. Records, the security effect of the door lock has been greatly improved, and it can supplement the security of the existing stand-alone door lock;

2. The electronic lock malicious cracking reminder method of the present invention can ensure that the electronic lock is in the networked state or offline state, and can provide malicious cracking warning information to the user, expanding the notification method and approach of malicious cracking alarm information.

Description of drawings

Fig. 1 is a schematic diagram of the workflow of the electronic lock malicious cracking reminder method provided by the present invention;

Fig. 2 is a system structural block diagram of the electronic lock malicious cracking reminder system provided by the present invention.

Detailed ways

The present invention will be further elaborated below in conjunction with the accompanying drawings and specific embodiments.

As shown in Fig. 1, the present invention provides a kind of malicious cracking reminding method of electronic lock, comprises the following steps:

(1) The user performs the authentication behavior through the authentication unit, and feeds back the authentication judgment result to the control unit, and the control unit obtains the corresponding authentication judgment result, and if the authentication behavior is successful, enter step (2); If the behavior is unsuccessful, go to step (3);

(2) Judging by the control unit whether there is a malicious cracking alarm local record in the storage unit, if the judgment result is "yes", the control unit calls the relevant information of the malicious cracking alarm local record, and sends a malicious cracking alarm prompt through the alarm unit At the same time, the control unit performs the unlocking operation by controlling the actuator of the electronic lock. After the unlocking operation is completed, the local malicious cracking alarm record stored in the storage unit is cleared, which is equivalent to resetting the malicious cracking alarm local record in the entire system. , the entire electronic lock is in a normal operating state; if the judgment result is "no", the control unit performs an unlocking operation through the electronic lock's actuator, and the entire electronic lock is in a normal operating state;

As a preference, if the judgment result in the above is "yes", then the control unit calls the relevant information of the local record of the malicious cracking alarm, and repeatedly plays the prompt sound of the malicious cracking alarm through the alarm unit, and the number of times of playing can be determined arbitrarily, such as 3 times or 5 times, in order to prevent the user from being unable to accurately hear the content of the prompt tone of the malicious cracking alarm.

(3) Receive the "authentication behavior unsuccessful" information fed back by the authentication unit through the control unit, and add 1 to the recorded unsuccessful times, and then judge whether the recorded unsuccessful times reach the preset upper limit threshold, If the judgment result is "no", then remind the verification error, return to step (1), the user can choose to re-authenticate at this time, and return to the initial state; if the judgment result is "yes", then enter step (4);

(4) Send out a warning tone for malicious cracking through the alarm unit and lock the authentication unit within the preset time range. At this time, because the upper limit of the "authentication behavior unsuccessful" operation has been reached, a malicious cracking alarm is issued , the authentication behavior can no longer be performed through the authentication unit, and the entire electronic lock is in a locked state;

(5) Judging whether the communication unit is in a normal networking state, if the judgment result is "yes", then the malicious cracking alarm information is sent to the background server through the communication unit, the background server receives the malicious cracking alarm information, and sends the malicious cracking alarm information To the user terminal, the user can know that the door lock has been maliciously cracked at this time; if the judgment result is "no", the malicious cracking alarm information will be sent to the storage unit to generate a local record of the malicious cracking alarm. When locking, you will find that although the door lock can be opened normally, the alarm unit will send out a warning sound for malicious cracking, and the user can know that the door lock has been maliciously cracked by others. To know the detailed records when the electronic lock is maliciously cracked, so as to improve the overall security of the electronic lock.

When the lockout time of the authentication unit in the step (4) reaches the preset time range, the control unit will automatically open the authentication unit and reset the number of times of “unsuccessful authentication actions” recorded by it to zero.

The local record of the malicious cracking alarm stores the occurrence time node information of the "authentication behavior unsuccessful" unlocking operation. When the prompt sound of the malicious cracking alarm is played, the played voice is: "Malicious cracking alarm, time xx xx minutes", so as to know the trigger time of the malicious cracking operation and accurately find the corresponding monitoring records.

As shown in Fig. 2, the present invention also provides a kind of warning system of malicious cracking of an electronic lock, comprising an authentication unit, a control unit, a storage unit, an executive mechanism, an alarm unit and a communication unit; the authentication unit and the control unit connected; the control unit is respectively connected with the storage unit, the execution mechanism, the alarm unit and the communication unit. Among them, the authentication unit, the control unit, the storage unit, the execution mechanism, the alarm unit and the communication unit all adopt existing known modules, and those skilled in the art know the circuit connection relationship between each unit. Preferably, the control unit adopts a single-chip microcomputer model WT66K53 or a 51-series single-chip microcomputer (AT89051); the actuator is an unlocking executive assembly inside the electronic lock; the storage unit adopts a non-volatile memory.

The authentication unit includes a fingerprint identification unit and a password identification unit, the fingerprint identification unit is electrically connected to the password identification unit, and the password identification unit is electrically connected to the control unit; the fingerprint identification unit is used to verify the identity information of the user , the password identification unit is used to verify the password information of the user, and the operation of unlocking can only be achieved after the identity information and the password information are verified successfully by adopting this connection mode; as preferred, the fingerprint identification unit and the password identification unit can also be used respectively It is electrically connected with the control unit, and the operation of unlocking can be achieved only if any of the identity information and password information is verified successfully. Among them, the fingerprint identification unit adopts FPC1020+ fingerprint identification module, and the password identification unit inputs the sealing information through the password keyboard, and the control unit conducts identification and comparison.

The alarm unit is a voice alarm device, and the alarm unit can perform voice broadcast to prompt verification errors, or play a prompt sound for a malicious cracking alarm.

Preferably, the communication unit is a wifi module, and the wifi module is connected to the wireless router in the room for transmitting malicious cracking warning information to the background server.

The present invention is not limited to the above-mentioned optional embodiments, anyone can draw other various forms of products under the enlightenment of the present invention, but no matter make any changes in its shape or structure, any change that falls within the scope of the claims of the present invention The technical solutions within the scope all fall within the protection scope of the present invention.

Claims (6)

1. a kind of electronic lock malice cracks based reminding method, which is characterized in that include the following steps：

(1) user carries out authentication behavior by authenticating unit, and authentication judging result is fed back to control unit, if authentication behavior Success, then enter step (2)；If the behavior of authentication is unsuccessful, enter step (3)；

(2) judge to crack alarm local record with the presence or absence of malice in storage unit by control unit, if judging result is "Yes", then control unit is sent out by alarm unit maliciously cracks alarm, and the executing agency that control unit passes through electronic lock carries out Unlocking operation, then empty the malice being stored in storage unit and crack alarm local record；If judging result is "No", control Unit carries out unlocking operation by the executing agency of electronic lock；

(3) information of " authentication behavior unsuccessful " of authenticating unit feedback is received by control unit, and by the unsuccessful of record Number adds 1, then by judging whether the unsuccessful number of record reaches preset number upper limit threshold values, if judging result is "No" then reminds authentication error, is back to step (1)；If judging result is "Yes", enter step (4)；

(4) malice is sent out by alarm unit and cracks alarm and the locked authenticating unit in preset time range；

(5) judge whether communication unit is in normal networking state, if judging result is "Yes", sent by communication unit Malice cracks warning information to background server, and background server is sent to the user terminal；If judging result is "No", will dislike Meaning crack warning information be sent in storage unit generate malice crack alarm local record.

2. electronic lock malice according to claim 1 cracks based reminding method, which is characterized in that authentication in the step (4) When the locked time of unit reaches preset time range, control unit would automatically turn on authenticating unit and what is recorded " reflects Power behavior is unsuccessful " number carry out reset zero setting.

3. electronic lock malice according to claim 1 cracks based reminding method, which is characterized in that the malice cracks alarm originally Time of origin nodal information of the ground record for storing progress " authentication behavior is unsuccessful " operation.

4. a kind of electronic lock malice cracks system for prompting, which is characterized in that be applied to the electricity described in claim 1-3 any one Son lock malice cracks based reminding method, including authenticating unit, control unit, storage unit, executing agency, alarm unit and communication unit Member；The authenticating unit is connected with described control unit；Described control unit respectively with the storage unit, the execution machine Structure, the alarm unit are connected with communication unit.

5. electronic lock malice according to claim 4 cracks system for prompting, which is characterized in that the authenticating unit includes referring to Line recognition unit and password identification unit, the fingerprint identification unit and password identification unit electrical connection, password identification unit with Described control unit is electrically connected；The fingerprint identification unit is used to verify the identity information of user, and password identification unit is used for school Test the encrypted message of user.

6. electronic lock malice according to claim 4 cracks system for prompting, which is characterized in that the alarm unit is voice Warning device.