CN106934886B - A kind of setting of dynamic puzzle-lock OTC key and update method - Google Patents
A kind of setting of dynamic puzzle-lock OTC key and update method Download PDFInfo
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- CN106934886B CN106934886B CN201710112171.7A CN201710112171A CN106934886B CN 106934886 B CN106934886 B CN 106934886B CN 201710112171 A CN201710112171 A CN 201710112171A CN 106934886 B CN106934886 B CN 106934886B
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
- G07C2009/0042—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks the transmitted data signal containing a code which is changed
- G07C2009/00476—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks the transmitted data signal containing a code which is changed dynamically
- G07C2009/005—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks the transmitted data signal containing a code which is changed dynamically whereby the code is a random code
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
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Abstract
The invention discloses a kind of setting of dynamic puzzle-lock OTC key and update methods, obtain the license of application OTC key first；The application of the end ATMC or mobile terminal, which are applied from lockset, obtains transmission key, applies for OTC key；It is the random OTC key of lockset application that Background scheduling, which calculates safely with storage service, and safety, which is calculated, to be created random OTC key with storage service and save, and is encrypted with transmission key to OTC key, returns to OTC key unique identification and encrypted OTC key；Encrypted OTC key is applied by the end ATMC or mobile terminal application sends lockset to, and lockset is decrypted after receiving, and is obtained OTC key and is saved, completes the setting for the first time of OTC key.Hereafter, which can be regularly updated using two stages affirmation mechanism, it is ensured that will not cause more new key unsuccessfully because of failures such as network, hardware causes brokenly lock or broken case to bring loss to user.It is difficult to modify security risk brought by OTC root key the present invention overcomes the prior art, improves the security performance of dynamic puzzle-lock system.
Description
Technical field
The present invention relates to dynamic puzzle-lock technical fields, the more particularly, to OTC in calculating dynamic puzzle-lock OTC calculating
The setting and update method of key.
Background technique
In banking, on cash self-service class equipment insurance cabinet, it is common to use dynamic puzzle-lock is to promote safe manage
Rationality；Dynamic puzzle-lock is unlocked using disposal password, in industry referred to as OTC (One Time Code), at each
In lock, the OTC key for calculating OTC is all preserved, this is the encryption technology basis of dynamic puzzle-lock；It is also dynamic puzzle-lock
The basis of safety.
Currently, common OTC key setting method is, in an independently operated system, a unified OTC is set
Root key, each lock in OTC key, using OTC root key and lock number, obtained using irreversible diverging algorithm；Root key
Generally by more than two people key components being respectively set, record and save in safety cabinet.
This approach simplifies key managements, but its greatest problem is that root key renewal process is complicated, because being related to counting
Switching problem of the dynamic puzzle-lock in the thousands between new root key and old root key, there are one the reason is that being used for bank
The dynamic puzzle-lock of the safety cabinet of cash self-service class equipment, without back door, if updating the failure of OTC key, consequence is must to break
Lock or broken case, 6000 yuan of single cost or more.
So no bank can modify OTC root key after batch is online, this has caused another in current practice
Bring is seriously pacified after the personnel of a critical issue, setting OTC root key component leave office or OTC root key improper storage is divulged a secret
Full hidden danger.
Summary of the invention
Goal of the invention: it is of the existing technology in order to solve the problems, such as, overcome and is difficult to modify safety brought by OTC root key
Hidden danger, the present invention provide a kind of setting of dynamic puzzle-lock OTC key and update method.
Technical solution: a kind of setting of dynamic puzzle-lock OTC key and update method, setting OTC key the following steps are included:
(1) application of the end ATMC or mobile terminal are applied and secure connection is established on backstage, and obtain application OTC key license；
(2) application of the end ATMC or mobile terminal are applied and lockset communicates, and obtain the unique identification of lockset and for encrypted transmission
Then lockset unique identification and transmission key are transmitted to backstage by the transmission key of OTC key, close for lockset application OTC
Key；Transmission key can be the public key of unsymmetrical key or the identification information of symmetric key.
(3) it after receiving application from the background, calls safety calculating and storage services module, call parameters is transmission key, safety
Calculate and storage services module random fashion creation OTC key simultaneously save, and be OTC encryption key distribution unique identification, for
It calls safety to calculate afterwards and the key is used by specified unique identification with when storage services module；Then with transmission key to creation
OTC key encrypted, by OTC key unique identification and with the encrypted OTC key of transmission key return to backstage；From the background
It records OTC key unique identification and is bound by lockset unique identification and the lockset；
(4) return is sent to the application of the end ATMC or mobile terminal application with the encrypted OTC key of transmission key from the background,
The application of the end ATMC or mobile terminal, which are applied, is sent to lockset for encrypted OTC key, and lockset is decrypted after receiving, and obtains OTC
Key and safe preservation complete the setting for the first time of OTC key.
Further, OTC key can set the update cycle, according to update cycle or manual operation, carry out to OTC key
It updates.
Further, update OTC key the following steps are included:
(a) application of the end ATMC or mobile terminal application receive the request for updating OTC key；
(b) application of the end ATMC or mobile terminal are applied and lockset communication, transmission of the acquirement for encrypted transmission OTC key are close
Then lockset unique identification and transmission key are transmitted to backstage by key, replace OTC key for the lockset application；
(c) after receiving application from the background, the lockset original OTC key unique identification is found, safety is then called to calculate and store
Service module, call parameters are transmission key and original OTC key unique identification, and safety calculates and the random side of storage services module
Formula creates new OTC key and saves, and is new OTC encryption key distribution unique identification, finds former OTC with former OTC key unique identification
Key；Then it is respectively that new OTC key and original OTC key are encrypted with transmission key, it is unique returns to the new OTC key in backstage
Mark and with the encrypted original OTC key of transmission key；Backstage records new OTC key unique identification and by lockset unique identification
It is bound with the lockset, and lockset OTC key state is marked to be changed in new key transmission, which is locked into number
It is set as 0；
(d) it after the encryption information for new, the former OTC key that the application of the end ATMC or mobile terminal application receive backstage return, sends
To lockset, lockset is decrypted after receiving, and checks whether original OTC key is identical as the OTC key saved now, if they are the same, protects
New OTC key is deposited, and is updated successfully to the first stage is fed back from the background, while OTC key state being changed to update in confirmation, and
Successful switch is locked into number clear 0, into second stage；If not identical, on lockset, the end ATMC is applied or mobile terminal application above mentions
Show that more new key may fail, and notify backstage, backstage updates OTC key or notice backstage again and lockset rolls back to former OTC
Key version；
(e) when backstage is when receiving OTC computation requests, if OTC key state is to use newly in update confirmation
OTC cipher key calculation OTC；In the interlock code returned after receiving lockset and closing, lockset successful switch lock number adds 1, works as success
When on-off times reach threshold value, OTC key state is revised as normally, to release the lockset and original OTC key bindings relationship, be called
Safety, which is calculated, deletes original OTC key with storage services module, and the application of the notice end ATMC or mobile terminal are applied, OTC key updating the
Two-stage terminates；
In lockset end, lockset is when calculating OTC, close using new OTC if OTC key state is to update in confirmation
Key carries out OTC calculating；Upon receipt after platform second stage end notification, update OTC key state be it is normal, deletion original OTC it is close
Key；
If occurring failure of unlocking in second stage, operator will be reminded, operator, which can choose, return back to original
OTC key continues the confirmation of this stage.
Further, the threshold value in step (e) is the integer more than or equal to 1.
Further, it is applied using the end ATMC, cooperation ATMC connection drives the end ATMC lockset.
Further, it is applied using mobile terminal, cooperates mobile network, mobile device, and have wireless telecommunications interaction on lockset
Module.
Further, the encryption and decryption use software algorithm or hardware Encryption Decryption module progress encrypting and decrypting meter
It calculates.
Further, the transmission key is the key identification letter of the public key or symmetric key in asymmetric arithmetic
Breath.
Further, the dynamic puzzle-lock system that the setting of dynamic puzzle-lock OTC key is used with update method, including it is rear
Platform, safety are calculated to be applied with storage services module, lockset and the application of the end ATMC or mobile terminal, the end the ATMC application or mobile terminal
Using for receiving the switch for sending data and driving lockset；Safety is calculated with storage services module for storing OTC key
With calculating OTC；Backstage is for receiving the application of OTC key, calling and returned data.
The utility model has the advantages that a kind of dynamic puzzle-lock OTC key setting provided by the invention and update method, with prior art phase
Than, it overcomes and is difficult to modify security risk brought by OTC root key, it is every that lockset is used random key, eliminate unification
Root key is eliminated because bringing the security risk as existing for personnel's leaving office, improper storage using unified root key, is improved dynamic
The security performance of state coded lock.It is safer periodically or non-periodically to update OTC key, risk of divulging a secret in batches can be reduced.It updates
The process of OTC key uses two stages confirmation method, avoids because network or hardware fault lead to broken case caused by updating failure
Loss.
Detailed description of the invention
Fig. 1 is the system architecture schematic diagram of ATMC end communication mode；
Fig. 2 is the system architecture schematic diagram of mobile device communication modes；
Fig. 3 is that random OTC key flow chart is arranged for the first time；
Fig. 4 is subsequent update OTC key flow chart.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples.
Dynamic puzzle-lock system, including backstage, safety calculating and storage services module, lockset and the end ATMC application or mobile
End application, the end the ATMC application or mobile terminal are applied for receiving the switch for sending data and driving lockset；Safety calculates
With storage services module for storing OTC key and calculating OTC；Backstage is for receiving the application of OTC key, calling and returning to number
According to.It is applied according to the end ATMC, needs that ATMC connection and the end ATMC lockset is cooperated to drive；It applies, needs according to mobile terminal
Cooperate mobile network, mobile device, and have wireless telecommunications interactive module on lockset, supports mobile device operation, need operator
Member holds mobile device completion at the scene ATM.Wherein, backstage, the application of the end ATMC or mobile terminal application, safety calculating and storage
Service, can be by bank's self-developing.
OTC key is set for the first time, comprising the following steps:
(1) application of the end ATMC or mobile terminal are applied and secure connection is established on backstage, and obtain application OTC key license.This
In backstage, that is, dynamic puzzle-lock system in service application service and lockset server, operator passes through body in the present embodiment
The mode of part verifying and task verifying obtains application OTC key and permits, can also obtain license using other modes.
(2) application of the end ATMC or mobile terminal are applied and lockset communicates, and obtain the unique identification of lockset and for encrypted transmission
Then lockset unique identification and transmission key are transmitted to backstage by the transmission key of OTC key, close for lockset application OTC
Key.Transmission key in the present embodiment is decrypted accordingly using private key using the random public key in asymmetric arithmetic；It passes
Defeated key is not limited to be generated with this kind of mode, is also possible to the key ID information of symmetric key.
(3) it after receiving application from the background, calls safety calculating and storage services module, call parameters is transmission key, safety
Calculate and storage services module random fashion creation OTC key simultaneously save, and be OTC encryption key distribution unique identification, for
It calls safety to calculate afterwards and the key is used by specified unique identification with when storage services module；Then with transmission key to creation
OTC key encrypted, by OTC key unique identification and with the encrypted OTC key of transmission key return to backstage；From the background
It records OTC key unique identification and is bound by lockset unique identification and the lockset.
(4) return is sent to the application of the end ATMC or mobile terminal application with the encrypted OTC key of transmission key from the background,
The application of the end ATMC or mobile terminal, which are applied, is sent to lockset for encrypted OTC key, and lockset is decrypted after receiving, and obtains OTC
Key and safe preservation complete the setting for the first time of OTC key.
OTC key can set the update cycle, be updated according to the update cycle to OTC key, naturally it is also possible to pass through people
Work operation is updated OTC key.
Update OTC key the step of include:
(a) application of the end ATMC or mobile terminal application receive the request for updating OTC key；
(b) application of the end ATMC or mobile terminal are applied and lockset communication, transmission of the acquirement for encrypted transmission OTC key are close
Then lockset unique identification and transmission key are transmitted to backstage by key, replace OTC key for the lockset application；
(c) after receiving application from the background, the lockset original OTC key unique identification is found, safety is then called to calculate and store
Service module, call parameters are transmission key and original OTC key ID, and safety calculates and storage services module is created with random fashion
OTC key simultaneously saves, and is OTC encryption key distribution unique identification, finds former OTC key with former OTC key unique identification；Then it uses
Transmission key is respectively that newly created OTC key and original OTC key are encrypted, and returns to the new OTC key unique identification in backstage
With with the encrypted original OTC key of transmission key；Backstage records new OTC key unique identification and passes through lockset unique identification and be somebody's turn to do
Lockset binding, and lockset OTC key state is marked to be changed in new key transmission, by lockset successful switch lock number setting
It is 0；
(d) after the encryption information for new, the former random OTC key that the application of the end ATMC or mobile terminal application receive backstage return,
It is sent to lockset, lockset is decrypted after receiving, and checks whether original OTC key is identical as the OTC key saved now, if phase
Together, new OTC key is saved, and is updated successfully to the first stage is fed back from the background, while OTC key state being changed to update confirmation
In, and successful switch is locked into number clear 0, into second stage；If not identical, prompted more on lockset, in communication interactive module
New key may fail, and notify backstage, and backstage updates OTC key or notice backstage again and lockset rolls back to former OTC key
Version；
(e) when backstage is when receiving OTC computation requests, if OTC key state is to use newly in update confirmation
OTC cipher key calculation OTC；A threshold value is set, given threshold is 1 in the present embodiment, also can be set as other positive integers, is receiving
When the interlock code returned after closing to lockset, lockset successful switch lock number adds 1, when success on-off times reach threshold value,
OTC key state is revised as normally, to release the lockset and original OTC key bindings relationship, calls safety calculating and storage service
Module deletes original OTC key, and the application of the notice end ATMC or mobile device, OTC key updating second stage terminate；
In lockset end, lockset is when calculating OTC, close using new OTC if OTC key state is to update in confirmation
Key carries out OTC calculating；Upon receipt after platform second stage end notification, update OTC key state be it is normal, deletion original OTC it is close
Key；
If occurring failure of unlocking in second stage, operator will be reminded, operator, which can choose, return back to original
OTC key continues the confirmation of this stage.
Software algorithm can be used in encryption and decryption processes in this method or hardware encryption module carries out encrypting and decrypting
It calculates.
This method is exactly to be not provided with unified root key in an independently operated dynamic puzzle-lock system, but every
It is OTC key that lockset, which is used random key, and the OTC key of lockset is stored in secure storage and calculating area by every from the background, is taken
Disappeared unified root key, can eliminate because of security risk brought by personnel's leaving office or improper storage, improve dynamic password
The security performance of lock.
The method for periodically or non-periodically updating OTC key is taken, is divulged a secret the preceding effect means of risk as batch is reduced, it can be with
The risk that internal batch is divulged a secret is effectively reduced.
Two stages affirmation mechanism is taken in addition, updating, to ensure unsuccessfully cause brokenly case because updating OTC key.It is so-called
OTC key updating is divided into two stages by two stages affirmation mechanism, i.e., after new OTC delivering key, front and back will not all be stood
Original OTC key is deleted, but enters the OTC key confirmation stage, is only unlocked successfully at least 1 time when using new OTC key
Afterwards, original OTC key is just deleted, the OTC key confirmation stage is terminated.If it is unsuccessful to unlock in confirmation stage, can retract
To original OTC key, avoiding to update unsuccessful cannot open lockset and cause broken to lock broken case bring and lose.
Claims (8)
1. a kind of setting of dynamic puzzle-lock OTC key and update method, which is characterized in that setting OTC key the following steps are included:
(1) application of the end ATMC or mobile terminal are applied and secure connection is established on backstage, and obtain application OTC key license；
(2) end ATMC application or mobile terminal apply and lockset communication, obtain lockset unique identification and for encrypted transmission OTC it is close
Then lockset unique identification and transmission key are transmitted to backstage, for the lockset application OTC key by the transmission key of key；
(3) it after receiving application from the background, calls safety calculating and storage services module, call parameters is transmission key, safety calculates
OTC key is created with storage services module random fashion and is saved, and is OTC encryption key distribution unique identification, for adjusting later
It is calculated with safety and the key is used by specified unique identification with when storage services module；Then with transmission key to creation
OTC key is encrypted, and returns to backstage by OTC key unique identification and with the encrypted OTC key of transmission key；Remember on backstage
It records OTC key unique identification and is bound by lockset unique identification and the lockset；
(4) return is sent to the application of the end ATMC or mobile terminal application, ATMC with the encrypted OTC key of transmission key from the background
End application or mobile terminal, which are applied, is sent to lockset for encrypted OTC key, and lockset is decrypted after receiving, and obtains OTC key
And safe preservation, complete the setting for the first time of OTC key；
The OTC is the abbreviation of One Time Code, update OTC key the following steps are included:
(a) application of the end ATMC or mobile terminal application receive the request for updating OTC key；
(b) application of the end ATMC or mobile terminal are applied and lockset communication, acquirement are used for the transmission key of encrypted transmission OTC key, so
Afterwards, lockset unique identification and transmission key are transmitted to backstage, replace OTC key for the lockset application；
(c) after receiving application from the background, the lockset original OTC key unique identification is found, then calls safety calculating and storage service
Module, call parameters are transmission key and original OTC key unique identification, and safety calculates and storage services module is created with random fashion
It builds new OTC key and saves, and be new OTC encryption key distribution unique identification, find former OTC key with former OTC key unique identification；
Then it is respectively that new OTC key and original OTC key are encrypted with transmission key, returns to the new OTC key unique identification in backstage
With with the encrypted original OTC key of transmission key；Backstage records new OTC key unique identification and passes through lockset unique identification and be somebody's turn to do
Lockset binding, and lockset OTC key state is marked to be changed in new key transmission, by lockset successful switch lock number setting
It is 0；
(d) after the encryption information for new, the former OTC key that the application of the end ATMC or mobile terminal application receive backstage return, it is sent to lock
Tool, lockset are decrypted after receiving, and check whether original OTC key is identical as the OTC key saved now, if they are the same, save new
OTC key, and be updated successfully to the backstage feedback first stage, while OTC key state being changed to update in confirmation, and will be at
Function switch lock number clear 0, into second stage；If not identical, on lockset, the end ATMC is applied or mobile terminal prompts more using upper
New key may fail, and notify backstage, and backstage updates OTC key or notice backstage again and lockset rolls back to former OTC key
Version；
(e) when backstage is when receiving OTC computation requests, if OTC key state is to use new OTC close in update confirmation
Key calculates OTC；In the interlock code returned after receiving lockset and closing, lockset successful switch lock number adds 1, when successful switch
When number reaches threshold value, OTC key state is revised as normally, to release the lockset and original OTC key bindings relationship, calls safety meter
It calculates and deletes original OTC key, the application of the notice end ATMC or mobile terminal application, OTC key updating second stage with storage services module
Terminate；
In lockset end, lockset when calculating OTC, if OTC key state be update confirmation in, using new OTC key into
Row OTC is calculated；Upon receipt after platform second stage end notification, updating OTC key state is normal, deletion original OTC key；
If occurring failure of unlocking in second stage, operator will be reminded, operator can choose that return back to former OTC close
Key continues the confirmation of this stage.
2. dynamic puzzle-lock OTC key setting according to claim 1 and update method, which is characterized in that OTC key can
The setting update cycle is updated OTC key according to update cycle or manual operation.
3. dynamic puzzle-lock OTC key setting according to claim 1 and update method, which is characterized in that in step (e)
Threshold value be integer more than or equal to 1.
4. dynamic puzzle-lock OTC key setting according to any one of claims 1 to 3 and update method, which is characterized in that adopt
It is applied with the end ATMC, cooperation ATMC connection drives the end ATMC lockset.
5. dynamic puzzle-lock OTC key setting according to any one of claims 1 to 3 and update method, which is characterized in that adopt
It is applied with mobile terminal, cooperates mobile network, mobile device, and have wireless telecommunications interactive module on lockset.
6. dynamic puzzle-lock OTC key setting according to any one of claims 1 to 3 and update method, which is characterized in that institute
It states encryption and decryption and carries out encrypting and decrypting calculating using software algorithm or hardware Encryption Decryption module.
7. dynamic puzzle-lock OTC key setting according to any one of claims 1 to 3 and update method, which is characterized in that institute
State the key ID information that transmission key is the public key or symmetric key in asymmetric arithmetic.
8. the dynamic puzzle-lock that the dynamic puzzle-lock OTC key setting as described in claim 1 to 7 is any is used with update method
System, which is characterized in that it calculates including backstage, safety and is applied with storage services module, lockset and the application of the end ATMC or mobile terminal,
The end the ATMC application or mobile terminal are applied for receiving the switch for sending data and driving lockset；Safety is calculated to be taken with storage
Business module is for storing OTC key and calculating OTC；Backstage is for receiving the application of OTC key, calling and returned data.
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| CN108259174A (en) * | 2018-04-23 | 2018-07-06 | 唯得智慧（湖北）科技有限公司 | The update method of safety door unblocking key based on narrowband Internet of Things |
| CN109166199B (en) * | 2018-07-06 | 2021-02-23 | 嘟嘟物联网（深圳）有限公司 | Password generation method, device and equipment |
| CN109741495B (en) * | 2018-12-27 | 2021-05-18 | 南京东屋电气有限公司 | Method and system for sealing and opening storage tail box |
| CN111489462B (en) * | 2019-01-26 | 2022-07-15 | 合肥智辉空间科技有限责任公司 | Personal Bluetooth key system |
| CN111489461B (en) * | 2019-01-26 | 2022-07-15 | 合肥智辉空间科技有限责任公司 | Bluetooth key system for group |
| CN109741505B (en) * | 2019-02-19 | 2021-06-04 | 南京东屋电气有限公司 | Box opening method, box sealing method and box opening and sealing system for depositing tail boxes |
| CN110310402A (en) * | 2019-07-03 | 2019-10-08 | 东南大学 | A kind of intelligence lock administration system |
| CN113205620B (en) * | 2021-03-26 | 2023-07-25 | 珠海汇金科技股份有限公司 | Unlocking method and related equipment |
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| EP3065110A1 (en) * | 2015-03-03 | 2016-09-07 | Insys Microelectronics GmbH | Modular high security lock and update method for same |
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