CN203520493U - Intelligent lock cylinder, intelligent lock and intelligent key - Google Patents
Intelligent lock cylinder, intelligent lock and intelligent key Download PDFInfo
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- CN203520493U CN203520493U CN201320700977.5U CN201320700977U CN203520493U CN 203520493 U CN203520493 U CN 203520493U CN 201320700977 U CN201320700977 U CN 201320700977U CN 203520493 U CN203520493 U CN 203520493U
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Abstract
The utility model discloses an intelligent lock cylinder, an intelligent lock and an intelligent key. The intelligent lock cylinder disclosed by the utility model comprises a control module, a physical information interface, a security module and a power supply interface, wherein the control module for chip control is respectively connected with the physical information interface connected with the intelligent key, the security module for security authentication, and the power supply interface for accessing a power supply; the security module for security authentication is respectively connected with the physical information interface connected with the intelligent key and the power supply interface for accessing the power supply. According to the intelligent lock cylinder, the intelligent lock and the intelligent key, as an ESAM (Embedded Secure Access Module) is adopted to establish the intelligent lock cylinder and the intelligent key, when the intelligent lock cylinder and the intelligent key are used, an operator only needs to insert the intelligent key into the intelligent lock, the security authentication on a secret key and data access are automatically accomplished through the ESAM in the intelligent lock cylinder and the intelligent key, and the security operation of the intelligent system is ensured.
Description
Technical field
The utility model relates to a kind of smart lock, particularly a kind of intelligent lock core, smart lock and Intelligent key.
Background technology
Smart lock is the novelization intelligent lock occurring in recent years, and it and traditional mechanical lock have a great difference, at aspects such as user's identification, securities, all have intelligent feature.These intelligent features depend on the critical component-intelligent lock core of smart lock.With respect to the intelligent lock core of traditional mechanical lock, increase micro-control unit (Micro Control Unit, MCU) etc. and can realize the parts of robotization computing, thereby realized the intellectuality of smart lock.The intelligent lock core of common smart lock only has simple logic, storage and key circuit on the market at present, cannot realize the expansion of smart lock function, and because circuit is simple, the key of smart lock is easy to crack conventionally, easily occurs the problem of safety failure.
Utility model content
The purpose of this utility model is to disclose a kind of intelligent lock core, smart lock and Intelligent key, to solve the smart lock key existing in prior art, is easy to crack, and easily occurs the problem of safety failure.
Intelligent lock core of the present utility model comprises: control module, physical message interface, security module, power interface, for the control module of chip controls respectively with physical message interface for being connected with Intelligent key, for the security module of safety certification, be connected for accessing the power interface of power supply; Security module for safety certification is connected with the physical message interface for being connected with Intelligent key, the power interface accessing for power supply respectively.
In technique scheme, control module is micro-control unit.
In technique scheme, security module is embedded-type security authentication module.
In technique scheme, physical message interface and power interface are same interface.
Smart lock of the present utility model comprises the intelligent lock core and the lock electromechanical module being connected with this intelligence lock core described in above-mentioned any one.
Intelligent key of the present utility model comprises: control module, power module, interface module, memory module, for the control module of chip controls respectively with for accessing the power module of power supply, for the interface module that is connected with smart lock and be connected for storing the memory module of Intelligent key ID and initial key.
In technique scheme, control module is micro-control unit.
Intelligent lock core of the present utility model, smart lock and Intelligent key, owing to adopting ESAM module (embedded-type security access module) to build intelligent lock core and smart lock, promote security greatly, is easier to management, and use simple.Only have administrative authority could use master key to revise Intelligent key, key in ESAM module is revised as to operation master key, so the possibility of Key Exposure is very little.During use, staff only need insert Intelligent key in smart lock, and the ESAM module in Intelligent key and smart lock automatically completes safety certification and the data access of key and works.Because the safety certification process of smart lock completes completely in Intelligent key, stranger is difficult to attack, and level of security is high, and the strict control of core master key, has guaranteed the security operation of intelligent lock system.
By intelligent lock core, smart lock by ESAM module construction and the Intelligent key matching, can realize the security of smart lock production run, the security of operational management.Thereby for smart lock, aspect security and operability, be guaranteed, and may be used on safeguard that all kinds of safe classes are high, thereby increasing the safety management grade of safeguard.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model intelligence lock core;
Fig. 2 is the structural representation of the utility model Intelligent key.
Embodiment
Below in conjunction with accompanying drawing, several embodiments of the present utility model are described in detail, but are to be understood that protection domain of the present utility model is not subject to the restriction of embodiment.
For the problem described in background technology, the smart lock that this programme has proposed a kind of intelligent lock core, comprised this intelligence lock core, and corresponding Intelligent key.Novel intelligent lock core not only has MCU(Micro Control Unit, micro-control unit), also increased special ESAM(Embedded Secure Access Module, embedded-type security authentication module) safety chip, the security of smart lock and accuracy are all got a promotion.
By ESAM, smart lock and Intelligent key are carried out to authentication, data enciphering/deciphering, safe storage, communication security etc. and can bring into play the original security control effect of smart lock.
As shown in Figure 1, intelligent lock core of the present utility model comprises: control module 110, physical message interface 120, security module 130, power interface 140, for the control module 110 of chip controls respectively with physical message interface 120 for being connected with Intelligent key, for the security module 130 of safety certification, be connected for accessing the power interface 140 of power supply; Physical message interface 120 is same interface with power interface 140; For the security module 130 of safety certification respectively with physical message interface 120 for being connected with Intelligent key, connected for accessing the power interface 140 of power supply; Control module 110 is micro-control unit (Micro Control Unit, hereinafter to be referred as MCU), and security module is embedded-type security authentication module (Embedded Secure Access Module, hereinafter to be referred as ESAM).
When physical message interface 120 and power interface 140 have input, for example to have inserted when the Intelligent key of power supply can be provided, the MCU module of intelligent lock core (being control module), ESAM module (being security module) power up, and are waken up, and start initialization.While inserting Intelligent key first, intelligent lock core is required the sequence number Ser of Intelligent key and preserves to Intelligent key by physical message interface 120/ power interface 140.
Non-while inserting Intelligent key first, intelligent lock core and Intelligent key will carry out legitimacy authentication, comprise internal authentication and external authentication.
Internal authentication: intelligent lock core is given Intelligent key by the random number R nm of generation sends internal authentication instruction to Intelligent key simultaneously; Intelligent key is encrypted into ciphertext to random number R nm application master key Mkey and gives intelligent lock core, and wherein master key has existed in Intelligent key and intelligent lock core; Intelligence lock core application master key Mkey generates expressly Rnm1 by decrypt ciphertext; Compare Rnm1 and Rnm, identical intelligent lock core judgement Intelligent key is true.
External authentication: intelligent lock core sends and generates random number instruction to Intelligent key; Intelligent lock core is given in the random number R nm2 loopback that Intelligent key produces; Intelligence lock core is encrypted generating ciphertext to random number application master key Mkey, and wherein master key has left in Intelligent key and intelligent lock core; Intelligence lock core sends external authentication instruction to Intelligent key, and ciphertext is sent to Intelligent key; Intelligent key carries out decrypt ciphertext by application master key Mkey and generates expressly Rnm3, and expressly Rnm3 and Rnm2 comparison, and it is true that identical Intelligent key is differentiated intelligent lock core, completes accordingly the authentication overall process of intelligent lock core and Intelligent key.Here, the master key of Intelligent key and intelligent lock core is same.
Authentication result is exported 0 or 1 switching value by the MCU module of intelligent lock core by its I/O mouth.Wherein, Mkey and ciphertext are associated, and the sequence number Ser by Mkey and Intelligent key can derive ciphertext, and these values write when dispatching from the factory, and when subsequent user is used, can be modified by issuing machine.Need all correct output switch amounts just of inside and outside authentication, just meet the function of smart lock core.
In above-mentioned verification process, a transfer sequence number and random code between intelligent lock core and Intelligent key, all the other operations (key generation, key authentication etc.) are all carried out in ESAM module and Intelligent key inside, the external world cannot obtain any key information, therefore makes the security of intelligent lock core higher.Because most of authentication operation is all completed by ESAM module, therefore, not high to the MCU configuration requirement of intelligent lock core, can only use general single chip.All verification process are all that ESAM and Intelligent key complete in intelligent lock core.
Power interface 140 can be accepted externally fed, and in this programme, physical message interface 120 and power interface 140 are same interface, uses Intelligent key to intelligent lock core power supply, thereby makes finished product smart lock can keep smaller size smaller.
The intelligent lock core of Fig. 1 can be connected with lock electromechanical module (lock action actuating mechanism) and the remainder of smart lock, forms a smart lock.Lock electromechanical module receives 0 or 1 switching value of intelligent lock core output, drives thus topworks, makes smart lock become open mode or keeps lock-out state.
As shown in Figure 2, the invention also discloses a kind of Intelligent key, Intelligent key of the present utility model comprises: control module 210, power module 220, interface module 230, memory module 240; For the control module 210 of chip controls respectively with for accessing the power module 220 of power supply, for the interface module 230 that is connected with smart lock and be connected for storing the memory module 240 of Intelligent key ID and initial key.
In technique scheme, control module is micro-control unit (Micro Control Unit, hereinafter to be referred as MCU), can adopt various microprocessors to realize.
As shown in Figure 2, interface module 230 can be connected with the physical message interface 120 of intelligent lock core; Power module 220 can be realized by common batteries; Pre-stored unique sequence number and the initial key of key in memory module 240; Here, initial key can be for a plurality of, and, with the key of a plurality of ESAM module relations, this corresponding key is opened the situation of a plurality of locks; Built-in and the identical cryptographic algorithm of using in ESAM module in MCU module, and there is the algorithm that produces random number, random number also can be produced by random number circuit for generating certainly.
The application's intelligent lock core and Intelligent key internal circuit design all adopt low consumption circuit, thereby guarantee that powered battery can meet the electricity consumption of key and lock simultaneously, can guarantee that unlocking times is more than thousands of times.
Intelligent lock core of the present utility model, smart lock and Intelligent key, owing to adopting ESAM module construction intelligence lock core and smart lock, promote security greatly, is easier to management, and use simple.Only have administrative authority could use master key to revise Intelligent key, key in ESAM module is revised as to operation master key, so the possibility of Key Exposure is very little.During use, staff only need insert Intelligent key in smart lock, and the ESAM module in Intelligent key and smart lock automatically completes safety certification and the data access of key and works.Because the safety certification process of smart lock completes completely in Intelligent key, stranger is difficult to attack, and level of security is high, and the strict control of core master key, has guaranteed the security operation of intelligent lock system.
By intelligent lock core, smart lock by ESAM module construction and the Intelligent key matching, can realize the security of smart lock production run, the security of operational management.Thereby for smart lock, aspect security and operability, be guaranteed, and may be used on safeguard that all kinds of safe classes are high, thereby increasing the safe class of safeguard.
Disclosed is above only several specific embodiment of the present utility model, and still, the utility model is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (7)
1. an intelligent lock core, it is characterized in that, comprise: control module, physical message interface, security module, power interface, for the described control module of chip controls respectively with described physical message interface for being connected with Intelligent key, for the described security module of safety certification, be connected for accessing the described power interface of power supply;
For the described security module of safety certification respectively with described physical message interface for being connected with Intelligent key, connected for accessing the described power interface of power supply.
2. intelligent lock core according to claim 1, is characterized in that, described control module is micro-control unit.
3. intelligent lock core according to claim 1, is characterized in that, described security module is embedded-type security authentication module.
4. intelligent lock core according to claim 1, is characterized in that, described physical message interface and described power interface are same interface.
5. a smart lock, is characterized in that, comprises intelligent lock core and the lock electromechanical module being connected with described intelligent lock core described in claim 1-4 any one.
6. an Intelligent key, it is characterized in that, comprise: control module, power module, interface module, memory module, for the described control module of chip controls respectively with the described power module of access power supply, be connected for the described interface module that is connected with smart lock and for the described memory module of storing keys ID and initial key.
7. Intelligent key according to claim 6, is characterized in that, described control module is micro-control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320700977.5U CN203520493U (en) | 2013-11-07 | 2013-11-07 | Intelligent lock cylinder, intelligent lock and intelligent key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320700977.5U CN203520493U (en) | 2013-11-07 | 2013-11-07 | Intelligent lock cylinder, intelligent lock and intelligent key |
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| Publication Number | Publication Date |
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| CN203520493U true CN203520493U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320700977.5U Expired - Lifetime CN203520493U (en) | 2013-11-07 | 2013-11-07 | Intelligent lock cylinder, intelligent lock and intelligent key |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104658090A (en) * | 2015-01-29 | 2015-05-27 | 杭州晟元芯片技术有限公司 | Smart lock with security module and ZigBee wireless communication module inside |
| CN107393101A (en) * | 2017-08-28 | 2017-11-24 | 广州征安电子科技有限公司 | Smart lock electronics standby key |
| CN108551455A (en) * | 2018-04-24 | 2018-09-18 | 北京小米移动软件有限公司 | The configuration method and device of smart card |
| CN109272619A (en) * | 2018-09-18 | 2019-01-25 | 新开普电子股份有限公司 | A kind of door lock authentication method based on ESAM security module |
| CN109493488A (en) * | 2018-11-23 | 2019-03-19 | 北京小米移动软件有限公司 | Smart card authentication method, smart lock, smart card, system and device |
| CN109636959A (en) * | 2018-11-15 | 2019-04-16 | 江苏科技大学 | A kind of intelligent lock system and its unlocking method |
| CN110473327A (en) * | 2019-09-05 | 2019-11-19 | 广东纬德信息科技有限公司 | A kind of lock control method based on NFC, system and storage medium |
| CN112102529A (en) * | 2020-09-25 | 2020-12-18 | 无锡职业技术学院 | Power facility protection system based on passive intelligent lock and execution process thereof |
| WO2022135423A1 (en) * | 2020-12-24 | 2022-06-30 | 天扬精密科技股份有限公司 | System of electronic lock and electronic key |
| CN115331332A (en) * | 2022-06-30 | 2022-11-11 | 中国第一汽车股份有限公司 | Intelligent lock based on chip encryption and unlocking method |
-
2013
- 2013-11-07 CN CN201320700977.5U patent/CN203520493U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104658090A (en) * | 2015-01-29 | 2015-05-27 | 杭州晟元芯片技术有限公司 | Smart lock with security module and ZigBee wireless communication module inside |
| CN104658090B (en) * | 2015-01-29 | 2017-07-21 | 杭州晟元数据安全技术股份有限公司 | A kind of smart lock of built-in security module and ZigBee wireless communication modules |
| CN107393101A (en) * | 2017-08-28 | 2017-11-24 | 广州征安电子科技有限公司 | Smart lock electronics standby key |
| CN108551455A (en) * | 2018-04-24 | 2018-09-18 | 北京小米移动软件有限公司 | The configuration method and device of smart card |
| CN109272619A (en) * | 2018-09-18 | 2019-01-25 | 新开普电子股份有限公司 | A kind of door lock authentication method based on ESAM security module |
| CN109636959A (en) * | 2018-11-15 | 2019-04-16 | 江苏科技大学 | A kind of intelligent lock system and its unlocking method |
| CN109493488A (en) * | 2018-11-23 | 2019-03-19 | 北京小米移动软件有限公司 | Smart card authentication method, smart lock, smart card, system and device |
| CN110473327A (en) * | 2019-09-05 | 2019-11-19 | 广东纬德信息科技有限公司 | A kind of lock control method based on NFC, system and storage medium |
| CN110473327B (en) * | 2019-09-05 | 2020-11-24 | 广东纬德信息科技股份有限公司 | Lock control method, system and storage medium based on NFC |
| CN112102529A (en) * | 2020-09-25 | 2020-12-18 | 无锡职业技术学院 | Power facility protection system based on passive intelligent lock and execution process thereof |
| WO2022135423A1 (en) * | 2020-12-24 | 2022-06-30 | 天扬精密科技股份有限公司 | System of electronic lock and electronic key |
| CN115331332A (en) * | 2022-06-30 | 2022-11-11 | 中国第一汽车股份有限公司 | Intelligent lock based on chip encryption and unlocking method |
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| CX01 | Expiry of patent term |