CN111988142A - Intelligent refrigerator key programming system and method - Google Patents
Intelligent refrigerator key programming system and method Download PDFInfo
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- CN111988142A CN111988142A CN202010860460.7A CN202010860460A CN111988142A CN 111988142 A CN111988142 A CN 111988142A CN 202010860460 A CN202010860460 A CN 202010860460A CN 111988142 A CN111988142 A CN 111988142A
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 claims abstract description 33
- 238000012360 testing method Methods 0.000 claims description 20
- 238000012217 deletion Methods 0.000 claims description 3
- 230000037430 deletion Effects 0.000 claims description 3
- 238000012795 verification Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
- H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/088—Usage controlling of secret information, e.g. techniques for restricting cryptographic keys to pre-authorized uses, different access levels, validity of crypto-period, different key- or password length, or different strong and weak cryptographic algorithms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
Abstract
The invention discloses an intelligent refrigerator key programming system and method, and relates to the technical field of refrigerator key programming. The invention comprises a cloud secret key management system and a local secret key programming system; the cloud secret key management system comprises a cloud secret key application module, a cloud secret key query module, a cloud secret key duplication checking module and a cloud secret key deleting module; the local secret key programming system comprises a local secret key downloading module, a local secret key duplication checking module, a local secret key early warning module, a local secret key recording module, a local secret key inquiry module and a local secret key programming module. The invention adopts an encryption mode of one machine and one secret, reduces the probability of product attack, and improves the safety of the product and the safety of users; the management of the secret key is completed at the cloud by using the network, so that the links of manual transmission and management of the secret key are reduced, the management cost is greatly reduced, and the efficiency is improved; the burning of the secret key in the production system is automatically completed, so that the production efficiency is improved, and the labor cost is saved.
Description
Technical Field
The invention belongs to the technical field of refrigerator key programming, and particularly relates to an intelligent refrigerator key programming system and method.
Background
With the continuous promotion of the national intelligence strategy, intelligent products gradually enter the daily life of people. The intelligent product is characterized in that the product is provided with a wireless network connection module, and can be remotely controlled by using an intelligent terminal such as a mobile phone, so that the life of people is facilitated. However, this control method also brings danger, and if the product is not subjected to security authentication or the security authentication measures are simple, an illegal user can easily obtain the control right of the product, and as a result, the privacy of the user is violated, or the product is damaged or the personal safety is jeopardized. The existing security measures generally set a network access key for each model of product, and because each model has only one key, if an illegal attacker obtains a cloud platform interface and a product key, the illegal attacker can obtain the permission right to enter a cloud system to attack the cloud management system or all products of the model.
Disclosure of Invention
The invention aims to provide a key programming system and a key programming method for an intelligent refrigerator, which are used for solving the problems in the background technology.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an intelligent refrigerator secret key programming system, which comprises:
the cloud key management system comprises a cloud key application module, a cloud key query module, a cloud key duplication checking module and a cloud key deletion module; the cloud secret key application module is used for applying a plurality of secret keys for the refrigerator with a specific model according to the production plan and storing the secret keys in the cloud secret key library; the cloud secret key query module is used for querying the residual number of secret keys in the cloud secret key library according to the refrigerator model; the cloud secret key duplication checking module is used for comparing the new application secret key with the applied secret key in the cloud secret key library and judging whether the new application secret key is duplicated; the cloud secret key deleting module is used for deleting the applied secret key in the cloud secret key management system;
the local secret key writing system comprises a local secret key downloading module, a local secret key duplication checking module, a local secret key early warning module, a local secret key recording module, a local secret key inquiry module and a local secret key writing module; the local key downloading module is used for downloading a plurality of keys from the cloud key library to a local key library of a local production testing computer according to the production plan; the local key duplication checking module is used for comparing the new downloaded key with the downloaded key in the local key library to judge whether the new downloaded key is duplicated; the local secret key early warning module is used for alarming after judging that unused secret keys in the local secret key library are smaller than the threshold value of the rest secret keys; the residual key threshold is a preset critical value for alarming residual local keys; the local secret key recording module is used for acquiring a local secret key from a local secret key library and recording a product identification code SN of the refrigerator model corresponding to the local secret key to form a secret key-SN table when the secret key is used; the local key inquiry module is used for inquiring the number of the residual keys corresponding to the refrigerator models in the local key library according to the refrigerator models, and is used for judging whether the number of the residual keys is smaller than the threshold value of the residual keys corresponding to the refrigerator models by the local key early warning module; and the local secret key burning module is used for acquiring a local secret key corresponding to the refrigerator model from the local secret key library and burning the local secret key into a flash memory of the wifi module of the current refrigerator.
Preferably, the wifi module is configured to collect current refrigerator state information and send the current refrigerator state information to the cloud key management system, and is further configured to send a local key to the cloud key management system for key verification of the current refrigerator.
Preferably, the local production and measurement computer is used for scanning the product identification code SN of the current refrigerator and the MAC address of the wifi module through a bar code scanning device.
A key burning method for an intelligent refrigerator comprises the following steps:
a00: the local production testing computer continuously scans the product identification code SN of the current refrigerator and the MAC address of the wifi module;
a01: the local production testing computer judges whether the product identification code SN of the current refrigerator and the MAC address of the wifi module are scanned within a scanning time threshold; if yes, A02 is executed; if not, the system reports an error;
a02: the local production testing computer continuously searches for the hot spot of the wifi module;
a03: the local production testing computer judges whether a hot spot of the wifi module is searched within a search time threshold value; if yes, A04 is executed; if not, the system reports an error;
a04: the local production testing computer queries and acquires a corresponding local secret key sequence from a local secret key library according to the product identification code SN query of the current refrigerator through a local secret key query module;
a05: randomly selecting a local secret key from the local secret key sequence and sending the local secret key to a wifi module of the current refrigerator;
a06: and the wifi module receives the local secret key and writes the local secret key into a flash memory of the wifi module.
Preferably, a06 is followed by: and after the local secret key is burnt and written into a flash memory of the wifi module, the local secret key recording module acquires the local secret key from the local secret key library and records a product identification code SN of the refrigerator model corresponding to the local secret key to form a secret key-SN table.
Preferably, a06 is followed by: the local key inquiry module inquires the number of the rest keys corresponding to the refrigerator models in the local key library according to the refrigerator models; and the local secret key early warning module alarms after judging that the unused secret key in the local secret key library is smaller than the residual secret key threshold value.
The invention has the following beneficial effects:
the invention adopts an encryption mode of one machine and one secret, reduces the probability of product attack, and improves the safety of the product and the safety of users; the management of the secret key is completed at the cloud by using the network, so that the links of manual transmission and management of the secret key are reduced, the management cost is greatly reduced, and the efficiency is improved; the burning of the secret key in the production system is automatically completed, so that the production efficiency is improved, and the labor cost is saved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a key writing system of an intelligent refrigerator according to the present invention;
fig. 2 is a flowchart of a key writing method for an intelligent refrigerator according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention is a key writing system for an intelligent refrigerator, including:
the cloud key management system comprises a cloud key application module, a cloud key query module, a cloud key duplication checking module and a cloud key deletion module; the cloud secret key application module is used for applying a plurality of secret keys for the refrigerator with a specific model according to the production plan and storing the secret keys in the cloud secret key library; the cloud secret key query module is used for querying the residual number of secret keys in the cloud secret key library according to the refrigerator model; the cloud secret key duplication checking module is used for comparing the new application secret key with the applied secret key in the cloud secret key library and judging whether the new application secret key is duplicated; if not, the system can be used, otherwise, the system reports an error; the cloud secret key deleting module is used for deleting the applied secret key in the cloud secret key management system;
the local key programming system comprises a local key downloading module, a local key duplication checking module, a local key early warning module, a local key recording module, a local key inquiry module and a local key programming module; the system comprises a local secret key downloading module, a cloud secret key library and a local secret key library, wherein the local secret key downloading module is used for downloading a plurality of secret keys from the cloud secret key library to the local secret key library of a local production testing computer according to a production plan; the local key duplication checking module is used for comparing the new downloaded key with the downloaded key in the local key library to judge whether the new downloaded key is duplicated; the local secret key early warning module is used for alarming after judging that the unused secret key in the local secret key library is smaller than the residual secret key threshold value; the residual key threshold value is a preset critical value for alarming residual local keys; the local secret key recording module is used for acquiring a local secret key from a local secret key library and recording a product identification code SN of the refrigerator model corresponding to the local secret key to form a secret key-SN table when the secret key is used; the local secret key inquiry module is used for inquiring the number of the residual secret keys corresponding to the refrigerator models in the local secret key library according to the refrigerator models, and the local secret key early warning module is used for judging whether the number of the residual secret keys is smaller than the threshold value of the residual secret keys corresponding to the refrigerator models; the local secret key burning module is used for acquiring a local secret key corresponding to the refrigerator model from a local secret key library and burning the local secret key into a flash memory of the wifi module of the current refrigerator; specifically, the wifi module is used for collecting current refrigerator state information and sending the current refrigerator state information to the cloud secret key management system, and is also used for sending a local secret key to the cloud secret key management system for secret key verification of the current refrigerator; in addition, the local production testing computer is used for scanning the product identification code SN of the current refrigerator and the MAC address of the wifi module through the bar code scanning device.
Referring to fig. 2, a method for programming a key of an intelligent refrigerator includes the following steps:
a00: the local production testing computer continuously scans the product identification code SN of the current refrigerator and the MAC address of the wifi module;
a01: the local production testing computer judges whether the product identification code SN of the current refrigerator and the MAC address of the wifi module are scanned within a scanning time threshold; if yes, A02 is executed; if not, the system reports an error;
a02: the local production testing computer continuously searches for the hot spot of the wifi module;
a03: the local production testing computer judges whether a hot spot of the wifi module is searched within a search time threshold value; if yes, A04 is executed; if not, the system reports an error;
a04: the local production testing computer queries and acquires a corresponding local secret key sequence from a local secret key library according to the product identification code SN query of the current refrigerator through a local secret key query module;
a05: randomly selecting a local secret key from the local secret key sequence and sending the local secret key to a wifi module of the current refrigerator;
a06: and the wifi module receives the local secret key and writes the local secret key into a flash memory of the wifi module.
In addition, after the local secret key is written into a flash memory of the wifi module, the local secret key recording module acquires the local secret key from the local secret key library and records a product identification code SN of the refrigerator model corresponding to the local secret key to form a secret key-SN table; meanwhile, the local secret key inquiry module inquires the number of the residual secret keys corresponding to the refrigerator models in the local secret key library according to the refrigerator models; and the local secret key early warning module alarms after judging that the unused secret key in the local secret key library is smaller than the residual secret key threshold value.
When the invention is actually used, the encryption mode of one machine and one secret is adopted, thereby reducing the probability of product attack and improving the safety of the product and the safety of users; the management of the secret key is completed at the cloud by using the network, so that the links of manual transmission and management of the secret key are reduced, the management cost is greatly reduced, and the efficiency is improved; the burning of the secret key in the production system is automatically completed, so that the production efficiency is improved, and the labor cost is saved.
It should be noted that, in the above system embodiment, each included unit is only divided according to functional logic, but is not limited to the above division as long as the corresponding function can be implemented; in addition, specific names of the functional units are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present invention.
In addition, it is understood by those skilled in the art that all or part of the steps in the method for implementing the embodiments described above may be implemented by a program instructing associated hardware, and the corresponding program may be stored in a computer-readable storage medium.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. An intelligent refrigerator key programming system, comprising:
the cloud key management system comprises a cloud key application module, a cloud key query module, a cloud key duplication checking module and a cloud key deletion module;
the cloud secret key application module is used for applying a plurality of secret keys for the refrigerator with a specific model according to the production plan and storing the secret keys in the cloud secret key library;
the cloud secret key query module is used for querying the residual number of secret keys in the cloud secret key library according to the refrigerator model;
the cloud secret key duplication checking module is used for comparing the new application secret key with the applied secret key in the cloud secret key library and judging whether the new application secret key is duplicated;
the cloud secret key deleting module is used for deleting the applied secret key in the cloud secret key management system;
the local secret key writing system comprises a local secret key downloading module, a local secret key duplication checking module, a local secret key early warning module, a local secret key recording module, a local secret key inquiry module and a local secret key writing module;
the local key downloading module is used for downloading a plurality of keys from the cloud key library to a local key library of a local production testing computer according to the production plan;
the local key duplication checking module is used for comparing the new downloaded key with the downloaded key in the local key library to judge whether the new downloaded key is duplicated;
the local secret key early warning module is used for alarming after judging that unused secret keys in the local secret key library are smaller than the threshold value of the rest secret keys; the residual key threshold is a preset critical value for alarming residual local keys;
the local secret key recording module is used for acquiring a local secret key from a local secret key library and recording a product identification code SN of the refrigerator model corresponding to the local secret key to form a secret key-SN table when the secret key is used;
the local key inquiry module is used for inquiring the number of the residual keys corresponding to the refrigerator models in the local key library according to the refrigerator models, and is used for judging whether the number of the residual keys is smaller than the threshold value of the residual keys corresponding to the refrigerator models by the local key early warning module;
and the local secret key burning module is used for acquiring a local secret key corresponding to the refrigerator model from the local secret key library and burning the local secret key into a flash memory of the wifi module of the current refrigerator.
2. The system according to claim 1, wherein the wifi module is configured to collect current refrigerator state information and send the current refrigerator state information to the cloud key management system, and is further configured to send a local key to the cloud key management system for key verification of the current refrigerator.
3. The system according to claim 1 or 2, wherein the local production testing computer is used for scanning the product identification code SN of the current refrigerator and the MAC address of the wifi module through a bar code scanning device.
4. A key burning method for an intelligent refrigerator is characterized by comprising the following steps:
a00: the local production testing computer continuously scans the product identification code SN of the current refrigerator and the MAC address of the wifi module;
a01: the local production testing computer judges whether the product identification code SN of the current refrigerator and the MAC address of the wifi module are scanned within a scanning time threshold; if yes, A02 is executed; if not, the system reports an error;
a02: the local production testing computer continuously searches for the hot spot of the wifi module;
a03: the local production testing computer judges whether a hot spot of the wifi module is searched within a search time threshold value; if yes, A04 is executed; if not, the system reports an error;
a04: the local production testing computer queries and acquires a corresponding local secret key sequence from a local secret key library according to the product identification code SN query of the current refrigerator through a local secret key query module;
a05: randomly selecting a local secret key from the local secret key sequence and sending the local secret key to a wifi module of the current refrigerator;
a06: and the wifi module receives the local secret key and writes the local secret key into a flash memory of the wifi module.
5. The method for programming the key of the intelligent refrigerator according to claim 4, wherein the step A06 is followed by the steps of: and after the local secret key is burnt and written into a flash memory of the wifi module, the local secret key recording module acquires the local secret key from the local secret key library and records a product identification code SN of the refrigerator model corresponding to the local secret key to form a secret key-SN table.
6. The method for programming the key of the intelligent refrigerator according to the claim 4 or 5, wherein the step A06 is followed by the steps of: the local key inquiry module inquires the number of the rest keys corresponding to the refrigerator models in the local key library according to the refrigerator models; and the local secret key early warning module alarms after judging that the unused secret key in the local secret key library is smaller than the residual secret key threshold value.
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| CN202010860460.7A CN111988142A (en) | 2020-08-25 | 2020-08-25 | Intelligent refrigerator key programming system and method |
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| CN202010860460.7A CN111988142A (en) | 2020-08-25 | 2020-08-25 | Intelligent refrigerator key programming system and method |
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