CN107203710A - Encipher-decipher method and device - Google Patents
Encipher-decipher method and device Download PDFInfo
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- CN107203710A CN107203710A CN201710204151.2A CN201710204151A CN107203710A CN 107203710 A CN107203710 A CN 107203710A CN 201710204151 A CN201710204151 A CN 201710204151A CN 107203710 A CN107203710 A CN 107203710A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/22—Payment schemes or models
- G06Q20/24—Credit schemes, i.e. "pay after"
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/38—Payment protocols; Details thereof
- G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/38—Payment protocols; Details thereof
- G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
- G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/2137—Time limited access, e.g. to a computer or data
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Abstract
The present invention relates to a kind of encipher-decipher method and device, applied to electronic equipment, the encryption method includes：Before the electronic equipment packaging and warehousing, the password of predetermined number is set by upper computer software in the control chip of the electronic equipment, the password of the predetermined number includes a permanent password and several passwords of prescribing a time limit；Corresponding time limit order is set for each password in limited time, the time limit order is used to input in the control chip after the corresponding unblock of the password in limited time electronic equipment, locked after controlling the electronic equipment normal work preset time period；Corresponding clearance order is set for the permanent password, the clearance order is used to input in the control chip after the permanent password, removes all time limit orders.The present invention sets the time limit of payment by password of prescribing a time limit for electronic equipment, and the time limit of payment is eliminated by permanent password, makes monthly payment plan electronization, cost free and more efficient.
Description
Technical field
The present invention relates to electronic device field, the more particularly to a kind of encipher-decipher method and dress applied to electronic equipment
Put.
Background technology
Expensive industrial equipment and electronic product etc. are worth when paying, between the seller and buyer often contract engagement with
Serial mode is paid.For purchaser, when can avoid one-time payment, industrial equipment or electronic product are secondary
Greater loss is caused during product, financial pressure can also be mitigated；For the seller, monthly payment plan indicates a kind of honest operation,
The increase of accounts receivable is substantially also the increase of total assets, more conducively enterprise development.
Used with the development of economy and society, monthly payment plan is more and more by numerous businessmans.It is general serial
Mode includes the forms such as mortgage, guarantee, and the mode of these paperys agreement needs corresponding human and material resources and time, and cost is higher,
And inefficiency.
Industrial equipment and electronic product etc. are usually provided with the control chip with time clock feature, such as laser, control
Chip can control the work of industrial equipment or electronic product.Therefore, how to realize that payable by installment is then one by control chip
Plant new problem.
The content of the invention
Based on this, it is necessary to propose a kind of encipher-decipher method the problem of under being costly and inefficient for current monthly payment plan
And device.
A kind of encryption method, applied to electronic equipment, methods described includes：
Before the electronic equipment packaging and warehousing, set by upper computer software in the control chip of the electronic equipment
The password of predetermined number, the password of the predetermined number includes a permanent password and several passwords of prescribing a time limit；
Corresponding time limit order is set for each password in limited time, the time limit order is used in the control chip
The corresponding password in limited time of input is unlocked after the electronic equipment, controls to carry out after the electronic equipment normal work preset time period
Lock；
Corresponding clearance order is set for the permanent password, the clearance order is used to input in the control chip
After the permanent password, all time limit orders are removed.
In one of the embodiments, methods described also includes：
Active coding is set in the control chip of the electronic equipment；
Corresponding activation instruction is set for the active coding, the activation instruction is used to input institute in the control chip
State after active coding, unlock the electronic equipment, and locked after controlling the electronic equipment normal work preset time period.
A kind of encryption device, applied to electronic equipment, described device includes：
If close module, for before the electronic equipment packaging and warehousing, being set in the control chip of the electronic equipment
The password of predetermined number, the password of the predetermined number includes a permanent password and several passwords of prescribing a time limit；
Time limit order setup module, it is described to refer in limited time for setting corresponding time limit order for each password in limited time
Make and being unlocked for inputting corresponding password in limited time in the control chip after the electronic equipment, controlling the electronic equipment just
Often locked after work preset time period；
Clearance order setup module, for setting corresponding clearance order for the permanent password, the clearance order is used
In being inputted in the control chip after the permanent password, all time limit orders are removed.
In one of the embodiments, described device also includes：
Active coding setup module, for setting active coding in the control chip of the electronic equipment；
Activation instruction setup module, for setting corresponding activation instruction for the active coding, the activation instruction is used for
Inputted in the control chip after the active coding, unlock the electronic equipment, and control the electronic equipment normal work
Locked after preset time period.
A kind of decryption method, based on above-described encryption method, the decryption method includes：
When being locked after the electronic equipment works preset time period according to time limit order, it is close that control chip detection is inputted
Whether code is password in limited time；
If so, control chip performs time limit order corresponding with the password in limited time, the electronic equipment is unlocked, and control
Locked after the electronic equipment normal work preset time period；
If it is not, whether the password of control chip detection input is permanent password；
If so, control chip performs clearance order corresponding with the permanent password, all time limit orders of removing.
In one of the embodiments, the decryption method also includes：
Active coding is inputted in the control chip；
The control chip performs activation instruction corresponding with the active coding, unlocks the electronic equipment, and control institute
Locked after stating electronic equipment normal work preset time period.
In one of the embodiments, the decryption method also includes：
Whether detection has currently inputted permanent password to the control chip in real time；
If so, the control chip performs clearance order corresponding with the permanent password, all time limit orders of removing.
One kind decryption device, the decryption device includes：
Password detection module, during for being locked after the electronic device works preset time period, detects input control in limited time
Whether the password of coremaking piece is password in limited time；
Time limit order performing module, for it is described in limited time password detection module detect input control chip password be
In limited time during password, time limit order corresponding with the password in limited time is performed, the electronic equipment is unlocked, and control the electronics to set
Locked after standby normal work preset time period；
Permanent password detection module, the password for detecting input control chip in the password detection module in limited time is non-
In limited time during password, whether the password of detection input control chip is permanent password；
Clearance order performing module, for the permanent password detection module detect input control chip password be
During permanent password, clearance order corresponding with the permanent password, all time limit orders of removing are performed.
In one of the embodiments, the decryption device also includes：
Input module, for inputting active coding in the control chip；
Activation instruction performing module, for performing activation instruction corresponding with the active coding, unlocks the electronic equipment,
And locked after controlling the electronic equipment normal work preset time period.
In one of the embodiments, the decryption device also includes：
Real-time detection module, for detecting that current whether inputted in control chip has permanent password in real time；
The clearance order performing module is additionally operable to detect to input in control chip in the real-time detection module to have
During permanent password, clearance order corresponding with the permanent password, all time limit orders of removing are performed.
Encipher-decipher method and device described above, set the time limit of payment, by permanent by password of prescribing a time limit for electronic equipment
Password eliminates the time limit of payment, makes monthly payment plan electronization, cost free and more efficient.
Brief description of the drawings
Fig. 1 is the flow chart of the decryption method of an embodiment；
Fig. 2 is the flow chart of the decryption method of another embodiment；
Fig. 3 is the structure chart of the decryption device of an embodiment；
Fig. 4 is the structure chart of the decryption device of another embodiment.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
A kind of encryption method is present embodiments provided, including：
Step S120, before electronic equipment packaging and warehousing, is set by upper computer software in the control chip of electronic equipment
The password of predetermined number is put, the password of predetermined number includes a permanent password and several passwords of prescribing a time limit.
The password of predetermined number can be set when electronic equipment dispatches from the factory in the control chip of electronic equipment, can also be
Set after electronic equipment dispatches from the factory before packaging and warehousing.Generally after electronic equipment dispatches from the factory, some parameters to equipment are generally also needed to
Modify, it is therefore preferable that setting password before packaging and warehousing after electronic equipment dispatches from the factory.Generally can be soft by ipc monitor
Part sets password in control chip.It is pointed out that the electronic equipment in the present embodiment is preferably laser.
Step S140, is that each password in limited time sets corresponding time limit order, time limit order is used for defeated in control chip
Enter after the corresponding unblock electronic equipment of password in limited time, locked after control electronics normal work preset time period.
Can be with identical with preset time period that the time limit order that password in limited time is correspondingly arranged is included, can also be different.Typically
In installment contract, the payback period of agreement can be some days in interval, Ruo Ganyue or several years etc., the refund at interval
Time limit can be with identical, can also be different, therefore, and time limit order can be set gradually according to the payback period at interval correspondence.When
When inputting password in limited time in control chip, you can unblock electronic equipment, electronic equipment is set to enter normal operating conditions, and work pre-
If being locked after the period.
Step S160, is that permanent password sets corresponding clearance order, clearance order is used to input forever in control chip
After long password, all time limit orders are removed.
When user has paid all funds, then locked after need not making electronic device works preset time period, now,
Clearance orders all in control chip can be removed, so, electronic equipment can freely be used by user.
Encryption method described above can set the time limit of payment by password of prescribing a time limit for electronic equipment, be disappeared by permanent password
Except the time limit of payment, make monthly payment plan electronization, cost free and more efficient.
It may be noted that when, after password, time limit order and clearance order is set for the control chip of electronic equipment, i.e.,
It can be locked for electronic equipment.Typically set in control chip after password, time limit order and clearance order, due to also needing to pair
Electronic equipment is debugged accordingly, it is thus typically necessary to can just be locked over time for electronic equipment, this is main
Depending on the debug time of distinct electronic apparatuses, for example, it can be 3 days, 5 days etc..Therefore, can when specially electronic equipment is locked
To set an instruction of locking in control chip, the instruction of locking can make electronic equipment after the preset times such as 3 days or 5 days
Locked.Subsequent user can input password according to serial mode and be unlocked.
General user when buying electronic equipment, can part payment fund, can be the forms such as advance payment, follow-up is remaining
Volume then payable by installment.But during user's first time payable by installment, after a certain time limit being necessarily due up.Therefore, the present embodiment is in electricity
Active coding is provided with the control chip of sub- equipment, and corresponding activation instruction is set for active coding, wherein, activation instruction is used for
Input after active coding, carried out after unblock electronic equipment, and control electronics normal work preset time period in control chip
Lock.
User can input active coding when first time is using electronic equipment in control chip, and control chip, which is performed, to swash
Instruction living, unlocks electronic equipment, and set electronic equipment can be with the preset time period of normal work.By activation instruction set it is pre-
, can also be different if the period can be identical with the preset time period that time limit order is included.User can also voluntarily set activation
Preset time period in instruction.
The present embodiment additionally provides a kind of encryption device, applied to electronic equipment, including：
If close module, for before electronic equipment packaging and warehousing, predetermined number to be set in the control chip of electronic equipment
Password, the password of predetermined number includes a permanent password and several passwords of prescribing a time limit.
The password of predetermined number can be set when electronic equipment dispatches from the factory in the control chip of electronic equipment, can also be
Set after electronic equipment dispatches from the factory before packaging and warehousing.Generally after electronic equipment dispatches from the factory, some parameters to equipment are generally also needed to
Modify, it is therefore preferable that setting password before packaging and warehousing after electronic equipment dispatches from the factory.Generally can be soft by ipc monitor
Part sets password in control chip.
Time limit order setup module, for setting corresponding time limit order for each password in limited time, time limit order is used for
Inputted in control chip after the corresponding unblock electronic equipment of password in limited time, control electronics normal work preset time period is laggard
Row is locked.
Can be with identical with preset time period that the time limit order that password in limited time is correspondingly arranged is included, can also be different.Typically
In installment contract, the payback period of agreement can be some days in interval, Ruo Ganyue or several years etc., the refund at interval
Time limit can be with identical, can also be different, therefore, and time limit order can be set gradually according to the payback period at interval correspondence.When
When inputting password in limited time in control chip, you can unblock electronic equipment, electronic equipment is set to enter normal operating conditions, and work pre-
If being locked after the period.
Clearance order setup module, for setting corresponding clearance order for permanent password, clearance order is used in control
Inputted in chip after permanent password, remove all time limit orders.
When user has paid all funds, then locked after need not making electronic device works preset time period, now,
Clearance orders all in control chip can be removed, so, electronic equipment can freely be used by user.
Encryption device described above can set the time limit of payment by password of prescribing a time limit for electronic equipment, be disappeared by permanent password
Except the time limit of payment, make monthly payment plan electronization, cost free and more efficient.
It may be noted that when, after password, time limit order and clearance order is set for the control chip of electronic equipment, i.e.,
It can be locked for electronic equipment.Therefore, encryption device also includes upper lock module, for after time limit order and clearance order is set,
Locked for electronic equipment.
Typically set in control chip after password, time limit order and clearance order, due to also needing to electronic equipment
Debugged accordingly, it is thus typically necessary to can just be locked over time for electronic equipment, this is depended primarily on not
With the debug time of electronic equipment, for example, it can be 3 days, 5 days etc..Therefore, can be in control when specially electronic equipment is locked
One instruction of locking is set in chip, and the instruction of locking can be such that electronic equipment is carried out after the preset times such as 3 days or 5 days
Lock.Subsequent user can input password according to serial mode and be unlocked.
General user when buying electronic equipment, can part payment fund, can be the forms such as advance payment, follow-up is remaining
Volume then payable by installment.But during user's first time payable by installment, after a certain time limit being necessarily due up.Therefore, adding in the present embodiment
Close device also includes：
Active coding setup module, for setting active coding in the control chip of electronic equipment；
Activation instruction setup module, for setting corresponding activation instruction for active coding, activation instruction is used in control core
Input after active coding, locked after unblock electronic equipment, and control electronics normal work preset time period in piece.
User can input active coding when first time is using electronic equipment in control chip, and control chip, which is performed, to swash
Instruction living, unlocks electronic equipment, and set electronic equipment can be with the preset time period of normal work.By activation instruction set it is pre-
, can also be different if the period can be identical with the preset time period that time limit order is included.User can also voluntarily set activation
Preset time period in instruction.
As shown in figure 1, the present embodiment additionally provides a kind of decryption method, based on above-described encryption method, decryption side
Method includes step S1200 to step S1800.
Step S1200, when being locked after electronic equipment works preset time period according to time limit order, control chip detection is defeated
Whether the password entered is password in limited time.
When electronic equipment is locked after the preset time period that worked according to time limit order, such as work is locked after three months.With
Family is paid after the fund of next phase, can provide a user corresponding password in limited time, and user's input should prescribe a time limit after password, and can solve
Lock electronic equipment.Now, the password inputted for user, control chip can be detected whether as password of prescribing a time limit.
Step S1400, if so, control chip performs time limit order corresponding with password in limited time, unlocks electronic equipment, and control
Locked after electronic equipment normal work preset time period processed.
If password in limited time, control chip can unlock electronic equipment, and make the normal work of electronic equipment according to time limit order
Make to be locked after preset time period, so that user pays the fund of next phase.
Step S1600, if it is not, whether the password of control chip detection input is permanent password.
After user has paid all funds, corresponding permanent password can be provided a user.Control chip can be detected
Whether the password of input is permanent password.
Step S1800, if so, control chip performs clearance order corresponding with permanent password, removes all fingers in limited time
Order.
If permanent password, then it need not be locked again for electronic equipment, now, control chip can perform clearance order,
Remove all time limit orders.User can normally use machine, and not have the time restriction used.
Decryption method described above sets the time limit of payment by password of prescribing a time limit for electronic equipment, is eliminated and paid by permanent password
In the money time limit, make monthly payment plan electronization, cost free and more efficient.
It is pointed out that the control chip in the electronic equipment of the present embodiment has time clock feature, its can by when
Clock function is locked according to preset time period for electronic equipment.
As shown in Fig. 2 the decryption method of another embodiment also includes step S1110 and step S1120.
Step S1110, inputs active coding in control chip.
General user, can the part payment amount of money, such as advance payment when buying electronic equipment.Follow-up remaining sum then according to
Arrange payable by installment.User is when for the first time using electronic equipment, it is necessary to can be used after activating electronic equipment.User can be
Corresponding active coding is inputted in control chip.
Step S1120, control chip performs activation instruction corresponding with active coding, unlocks electronic equipment, and control electronics
Locked after equipment normal work preset time period.
Control chip can perform corresponding activation instruction according to active coding, unlock electronic equipment, and control electronics are just
Often locked after work preset time period.
In another embodiment, decryption method also includes step S1910 and step S1920.
Step S1910, whether detection has currently inputted permanent password to control chip in real time.
When user has paid fund, then need to provide a user permanent password, cancel to the electronic device works time
Limitation.Now, no matter electronic equipment, which is in, is locked or non-locking state, as long as user inputs permanent password, can be released pair
The limitation of electronic device works time.
Step S1920, if so, control chip performs clearance order corresponding with permanent password, removes all fingers in limited time
Order.
When user inputs permanent password, you can remove time limit orders all in control chip, release to electronic equipment
The limitation of working time.
As shown in figure 3, the decryption device of an embodiment includes：
Password detection module 1200 in limited time, for being locked after electronic equipment works preset time period according to time limit order
When, whether the password of detection input control chip is password in limited time.
When electronic equipment is locked after the preset time period that worked according to time limit order, such as work is locked after three months.With
Family is paid after the fund of next phase, can provide a user corresponding password in limited time, and user's input should prescribe a time limit after password, and can solve
Lock electronic equipment.Now, the password inputted for user, control chip can be detected whether as password of prescribing a time limit.
Time limit order performing module 1400, for the password detection module in limited time detect input control chip password be
In limited time during password, time limit order corresponding with password in limited time is performed, electronic equipment is unlocked, and control electronics normal work is pre-
If being locked after the period.
If password in limited time, control chip can unlock electronic equipment, and make the normal work of electronic equipment according to time limit order
Make to be locked after preset time period, so that user pays the fund of next phase.
Permanent password detection module 1600, the password for detecting input control chip for the password detection module in limited time is non-
In limited time during password, whether the password of detection input control chip is permanent password.
After user has paid all funds, corresponding permanent password can be provided a user.Control chip can be detected
Whether the password of input is permanent password.
Clearance order performing module 1800, for permanent password detection module detect input control chip password be
During permanent password, clearance order corresponding with permanent password is performed, all time limit orders are removed.
If permanent password, then it need not be locked again for electronic equipment, now, control chip can perform clearance order,
Remove all time limit orders.User can normally use machine, and not have the time restriction used.
Decryption device described above, sets the time limit of payment for electronic equipment by password of prescribing a time limit, is eliminated by permanent password
Time limit of payment, make monthly payment plan electronization, cost free and more efficient.
As shown in figure 4, the decryption device of another embodiment also includes
Input module 1110, for inputting active coding in control chip.
General user, can the part payment amount of money, such as advance payment when buying electronic equipment.Follow-up remaining sum then according to
Arrange payable by installment.User is when for the first time using electronic equipment, it is necessary to can be used after activating electronic equipment.User can be
Corresponding active coding is inputted in control chip.
Activation instruction performing module 1120, for performing activation instruction corresponding with active coding, unlocks electronic equipment, and control
Locked after electronic equipment normal work preset time period processed.
Control chip can perform corresponding activation instruction according to active coding, unlock electronic equipment, and control electronics are just
Often locked after work preset time period.
In another embodiment, decryption device also includes：
Real-time detection module 1910, for detecting that current whether inputted in control chip has permanent password in real time.
When user inputs permanent password, you can remove time limit orders all in control chip, release to electronic equipment
The limitation of working time.
Wherein, clearance order performing module 1800 is additionally operable to detect to input in control chip in real-time detection module to have
During permanent password, clearance order corresponding with permanent password is performed, all time limit orders are removed.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of encryption method, applied to electronic equipment, it is characterised in that methods described includes：
Before the electronic equipment packaging and warehousing, set default in the control chip of the electronic equipment by upper computer software
The password of number, the password of the predetermined number includes a permanent password and several passwords of prescribing a time limit；
Corresponding time limit order is set for each password in limited time, the time limit order is used to input in the control chip
Corresponding password in limited time is unlocked after the electronic equipment, controls to carry out after the electronic equipment normal work preset time period
Lock；
Corresponding clearance order is set for the permanent password, it is described that the clearance order is used for the input in the control chip
After permanent password, all time limit orders are removed.
2. according to the method described in claim 1, it is characterised in that methods described also includes：
Active coding is set in the control chip of the electronic equipment；
Corresponding activation instruction is set for the active coding, the activation instruction is described sharp for being inputted in the control chip
After code living, the electronic equipment is unlocked, and locked after controlling the electronic equipment normal work preset time period.
3. a kind of encryption device, applied to electronic equipment, it is characterised in that described device includes：
If close module, for before the electronic equipment packaging and warehousing, setting default in the control chip of the electronic equipment
The password of number, the password of the predetermined number includes a permanent password and several passwords of prescribing a time limit；
Time limit order setup module, for setting corresponding time limit order for each password in limited time, the time limit order is used
Unlocked in inputting corresponding password in limited time in the control chip after the electronic equipment, control the normal work of electronic equipment
Make to be locked after preset time period；
Clearance order setup module, for setting corresponding clearance order for the permanent password, the clearance order is used for
Inputted in the control chip after the permanent password, remove all time limit orders.
4. device according to claim 3, it is characterised in that described device also includes：
Active coding setup module, for setting active coding in the control chip of the electronic equipment；
Activation instruction setup module, for setting corresponding activation instruction for the active coding, the activation instruction is used in institute
State and inputted in control chip after the active coding, unlock the electronic equipment, and control the electronic equipment normal work to preset
Locked after period.
5. a kind of decryption method, it is characterised in that based on the encryption method described in claim 1 or 2, the decryption method bag
Include：
When being locked after the electronic equipment works preset time period according to time limit order, the password of control chip detection input is
It is no for password in limited time；
If so, control chip performs time limit order corresponding with the password in limited time, the electronic equipment is unlocked, and control described
Locked after electronic equipment normal work preset time period；
If it is not, whether the password of control chip detection input is permanent password；
If so, control chip performs clearance order corresponding with the permanent password, all time limit orders of removing.
6. decryption method according to claim 5, it is characterised in that the decryption method also includes：
Active coding is inputted in the control chip；
The control chip performs activation instruction corresponding with the active coding, unlocks the electronic equipment, and control the electricity
Locked after sub- equipment normal work preset time period.
7. the decryption method according to claim 5 or 6, it is characterised in that the decryption method also includes：
Whether detection has currently inputted permanent password to the control chip in real time；
If so, the control chip performs clearance order corresponding with the permanent password, all time limit orders of removing.
8. one kind decryption device, it is characterised in that the decryption device includes：
Password detection module in limited time, for when being locked after the electronic equipment works preset time period according to time limit order, inspection
Whether the password for surveying input control chip is password in limited time；
Time limit order performing module, for detecting the password of input control chip in the password detection module in limited time in limited time
During password, time limit order corresponding with the password in limited time is performed, the electronic equipment is unlocked, and control the electronic equipment just
Often locked after work preset time period；
Permanent password detection module, the password for detecting input control chip in the password detection module in limited time is non-in limited time
During password, whether the password of detection input control chip is permanent password；
Clearance order performing module, the password for detecting input control chip in the permanent password detection module is permanent
During password, clearance order corresponding with the permanent password, all time limit orders of removing are performed.
9. decryption device according to claim 8, it is characterised in that the decryption device also includes：
Input module, for inputting active coding in the control chip；
Activation instruction performing module, for performing activation instruction corresponding with the active coding, unlocks the electronic equipment, and control
Locked after making the electronic equipment normal work preset time period.
10. decryption device according to claim 8 or claim 9, it is characterised in that the decryption device also includes：
Real-time detection module, for detecting that current whether inputted in control chip has permanent password in real time；
The clearance order performing module is additionally operable to detect to input in control chip in the real-time detection module have permanent
During password, clearance order corresponding with the permanent password, all time limit orders of removing are performed.
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| CN201710204151.2A CN107203710A (en) | 2017-03-30 | 2017-03-30 | Encipher-decipher method and device |
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| CN201710204151.2A CN107203710A (en) | 2017-03-30 | 2017-03-30 | Encipher-decipher method and device |
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| CN107203710A true CN107203710A (en) | 2017-09-26 |
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| CN201710204151.2A Withdrawn CN107203710A (en) | 2017-03-30 | 2017-03-30 | Encipher-decipher method and device |
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| CN109657503A (en) * | 2018-12-07 | 2019-04-19 | 深圳市杰普特光电股份有限公司 | A kind of laser active method, apparatus and its storage medium |
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