CN104156679B - A kind of electronic equipment and its setting method of unlocking pin, unlocking method - Google Patents
A kind of electronic equipment and its setting method of unlocking pin, unlocking method Download PDFInfo
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- CN104156679B CN104156679B CN201410339955.XA CN201410339955A CN104156679B CN 104156679 B CN104156679 B CN 104156679B CN 201410339955 A CN201410339955 A CN 201410339955A CN 104156679 B CN104156679 B CN 104156679B
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- 238000000034 method Methods 0.000 title claims abstract description 73
- 238000012795 verification Methods 0.000 claims description 63
- 238000012790 confirmation Methods 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 208000027534 Emotional disease Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
Classifications
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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
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/82—Protecting input, output or interconnection devices
- G06F21/83—Protecting input, output or interconnection devices input devices, e.g. keyboards, mice or controllers thereof
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- User Interface Of Digital Computer (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a kind of electronic equipment and its setting method of unlocking pin, unlocking methods.Wherein, the setting method of unlocking pin includes：One group of letter, and multiple oeprators between letter are generated on the screen；One or more of letter is selected, and an oeprator before the letter being selected；Preserve the setting method.Unlocking method includes generating one group of initial number on the screen, and preset oeprator is concealed between its number；Receive the unlocking pin after user calculates according to the initial number and hiding oeprator；Whether the unlocking pin is judged correctly to be unlocked, or keeps screen locking, and the step of returning to " generate one group of initial number on the screen, and be concealed with preset oeprator between the initial number ".By the above-mentioned means, the password that the present invention inputs when effectively can prevent other people from plagiarizing unlock, and the rule for taking precautions against password setting is maliciously guessed, the safety of unlocking pin is greatly strengthened.
Description
Technical field
The present invention relates to passwords to unlock field, more particularly to a kind of electronic equipment and its setting method of unlocking pin,
Unlocking method.
Background technology
With the development of smart mobile phone and tablet computer, the safety of embedded system also more causes the weight of user
Depending on almost all of instrument factory commercial city is proposed the unlocking manner of respective touch-screen equipment.Nowadays, typical unlocking screen technology
There are pattern sliding unlock, track record unlock, input password box unlock etc..Wherein：
Pattern sliding unlock is developed from game graph technology, and icon or figure are dragged to designated position to complete
Unlock operation, however the unlocking method unlock crack probability value be 1/n, n be screen ranges in pattern number, crack rate compared with
It is high；
Track record unlock is that record single touch screen curtain track carries out matching comparison, and the unlock of the unlocking method limits model
It is low but still higher to enclose probability that is small, cracking likelihood ratio pattern sliding unlocking method；
Input password box unlock is to input digital or character style by keyboard to carry out matching comparison, the disadvantage is that interface
Single, especially multiple input can leave the trace of input number or be peeped and obtained by intentionally personage, crack on the screen
Probability is very high, and confidentiality is poor.
Invention content
The invention mainly solves the technical problem of providing a kind of electronic equipment and its setting method of unlocking pin, unlocks
Method, the password inputted when effectively can prevent other people from plagiarizing unlock, and the rule for taking precautions against password setting is maliciously guessed,
Greatly strengthen the safety of unlocking pin.
In order to solve the above technical problems, one aspect of the present invention is：It is close to provide a kind of electronic equipment unlock
The setting method of code comprising：
One group of letter and multiple oeprators between letter are generated on the screen；
One or more of the letter is selected, and an oeprator before the letter being selected；
Preserve the setting of the electronic equipment unlocking pin.
Wherein, it after the setting for preserving the electronic equipment unlocking pin, verifies and confirms the setting of the unlocking pin, wrap
It includes：
It generates one and confirms that one group of verification on interface and the confirmation interface is digital, wherein the verification number and the letter
It corresponds；
Receive the verification result after being calculated according to the setting of the unlocking pin set via the verification number；
Judge whether the verification result is correct, and is confirmed；
If the verification result is correct, the setting of the unlocking pin, which is set, successfully confirms and preserves set unlocking pin
Setting；
If the verification result is incorrect, the setting setting of the unlocking pin is unsuccessful, return " it generates one and confirms interface, with
And one group of verification number on the confirmation interface " the step of, or return to " setting method of a kind of electronic equipment unlocking pin "
Step.
Wherein, after the setting for preserving the electronic equipment unlocking pin, setting one is hidden digital and hidden for calculating this
Hide the hiding computation rule of number and the unlocking pin；Wherein, this hide number for the unlocking pin according to this it is hiding based on
It calculates rule to be calculated, obtains new unlocking pin.
Wherein, at least two verification number of setting is identical value.
Wherein, after the verification number of generation, legitimate verification is carried out to the verification number, the legitimate verification is for limiting
The digits long of the fixed unlocking pin.
In order to solve the above technical problems, one aspect of the present invention is to provide the unlock of another electronic equipment
Method comprising：
One group of initial number is generated on the screen, and preset oeprator is concealed between the initial number；
Receive the unlocking pin after user calculates according to the initial number and the hiding oeprator；
Whether the unlocking pin is judged correctly to be unlocked, or keeps screen locking, and is returned to and " generated on the screen
One group of initial number, and preset oeprator is concealed between the initial number " the step of.
In order to solve the above technical problems, another technical solution used in the present invention is：A kind of electronic equipment, the electricity are provided
Sub- equipment includes screen, wherein the electronic equipment further includes：
Generation unit for generating one group of initial number on the screen, and is concealed with preset fortune between the initial number
Operator number；
Receiving unit, it is close for receiving the unlock after user calculates according to the initial number and the hiding oeprator
Code；
Unlocking unit for whether judging the unlocking pin correctly to be unlocked, or keeps screen locking.
Wherein, further include setup unit, which is used for before unlock, setup algorithm rule.
Wherein, further include computation rule authentication unit, which is used in the calculating rule for preserving setting
After then, verifies and confirm the computation rule.
Wherein, further include legitimate verification unit；The legitimate verification unit is after the initial number of generation, to initial number
Word carries out legitimate verification, which is used to limit the digits long of unlocking pin.
The beneficial effects of the invention are as follows：The case where being different from the prior art, the present invention provide a kind of electronic equipment and its solution
Setting method, the unlocking method of lock cipher can effectively be prevented by the way that the computation rule and unlocking method of unlocking pin is arranged
Only other people plagiarize the password inputted when user's unlock, and the rule for taking precautions against password setting is maliciously guessed, greatly reinforce understanding
The confidentiality of lock cipher, and user experience when password unlock can be promoted.
Description of the drawings
Fig. 1 is the unlocking pin setting method flow chart of embodiment of the present invention one；
Fig. 2 is the unlocking pin setting method interface schematic diagram of embodiment of the present invention one；
Fig. 3 is that embodiment of the present invention two verifies unlocking pin setting method flow chart；
Fig. 4 is the interface schematic diagram of the unlocking method of embodiment of the present invention three；
Fig. 5 is the flow chart of the unlocking pin setting method and unlocking method of embodiment of the present invention three；
Fig. 6 is the specific steps flow chart of the unlocking method of embodiment of the present invention three；
Fig. 7 is the unlocking pin legitimate verification flow chart of embodiment of the present invention four；
Fig. 8 is the structural schematic diagram of the electronic equipment of embodiment of the present invention five.
Specific implementation mode
Below in conjunction with the attached drawing in embodiment of the present invention, the technical solution in embodiment of the present invention is carried out clear
Chu is fully described by, it is clear that described embodiment is only some embodiments of the invention, rather than whole realities
Apply mode.Based on the embodiment in the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, belongs to the scope of protection of the invention.
Embodiment one
It please refers to Fig.1 and Fig. 2, Fig. 1 is the unlocking pin setting method flow chart of embodiment of the present invention one, Fig. 2 is this
The unlocking pin setting method interface schematic diagram of invention embodiment one.The present invention unlocking pin setting method step include：
Step S101：One group of letter, and multiple oeprators between letter are generated on the screen；
Step S102：An oeprator before one or more of selected letter, and chosen letter；
Step S103：Preserve the setting of the electronic equipment unlocking pin.
As shown in Fig. 2, in its interface schematic diagram, generation has between alphabetical A to E5 letter and corresponding letter and has
Two kinds of "+", "-" oeprators, and positioned at each letter lower section, option icons before each oeprator, wherein
In releasing process, corresponding each letter is a number, the letter by having selected and corresponding symbol, come when calculating unlock
The number of appearance, to obtain unlocking pin.For a user, at least one letter therein can be selected and be located at the word
Symbol before mother.Certain user can not also do any selection, then the unlocking pin given tacit consent at this time is 0.
In addition, the embodiment of the present invention only lists two kinds of plus-minus simple calculations symbol the most, it is understood that,
According to user's needs, multiplication and division algorithm can be also added, so computation rule can be made to become slightly more complex, is suitble to like pursuing multiple
It is miscellaneous or in order to wish to obtain the user of safer unlocking pin.Then it is for user experience as 5 letters of setting
Consider, if the letter that setting is excessive, it is more so that user calculates step, its Experience Degree can be influenced, it can according to user's need
It wants, then can suitably increase and decrease the number of letter.The complexity calculated in this way also changes, and is suitble to the crowd of different demands.
Preferably, in fig. 2, when unlocking pin is arranged, user is also provided with a hiding number, this hides digital subscriber
Operation is carried out with the unlocking pin obtained before, is of coursed, also another calculating need to be set between number and unlocking pin hiding
Rule, and it is not limited only to addition shown in Fig. 2.In unlock, hiding number will not show that user passes through hidden on the screen
It hides number and the new unlocking pin that is calculated of unlocking pin is unlocked again.
Embodiments of the present invention one and its preferred embodiment were both increased by the way that unlocking pin is arranged and hides number
The difficulty of password cracking also has certain interest, other people can not know user to the computation rule set by unlocking method with
And number is hidden, therefore its safety is very high, and user can also select the letter that number does not wait to participate in meter according to individual demand
It calculates, method setting is flexible.
Embodiment two
See Fig. 3, Fig. 3 is that embodiment of the present invention two verifies unlocking pin setting method flow chart, present embodiment with
Embodiment one is substantially the same, and difference is：Before the step S103 of unlocking pin setting method, present embodiment two provides
A kind of verification method to the unlocking pin setting method.In this way primarily to avoid user's mistake be provided with unlock side
Method.After user setting, do not make immediately made by setting come into force, otherwise user, will very after misremembering the setting method
Electronic equipment is embarrassed to unlock, therefore present embodiment two, before step S103, the step of confirming the setting method is verified in setting one,
Only after user has input correct unlocking pin according to the step of oneself setting method, can just it be made to come into force, and can be auxiliary
It helps and confirms that user understands the principle of the setting method.It is specific as follows：
Step S201：It generates one and confirms interface, and confirm one group of verification number on interface, wherein verifying number and setting
The letter set in method sequentially corresponds；
Step S202：Receive the verification result after being calculated according to the setting method set via verification number；
Step S203：Judge whether the verification result is correct；If correct, continue next step, if verification result is not just
Really, then return to step S201 is regenerated and is confirmed interface and verification number, then carries out verification calculating；If user has forgotten setting
After setting method, then regenerates and confirm that interface can not also obtain correct verification result with verification number, then return to unlocking pin
The step S101 of setting method, i.e., the method that accent starts setting up unlocking pin.
Step S204：Confirm and preserve the setting of set unlocking pin, step S204 and the step in embodiment one
Rapid S103 is substantially identical.
Embodiment three
Fig. 4, Fig. 5 and Fig. 6 are please referred to, Fig. 4 is the interface schematic diagram of the unlocking method of embodiment of the present invention three, Fig. 5
It is the flow chart of the unlocking pin setting method and unlocking method of embodiment of the present invention three, Fig. 6 is embodiment of the present invention three
Unlocking method specific steps flow chart.
After being verified, user has been known and has understood the setting method of the unlocking pin, then can carry out reality
Unlock operation.As shown in figure 4,5 initial numbers and unlocking pin input frame are shown in interface.Described in brought forward, initially
The number user of number can be self-defined, is not limited to shown in present embodiment 5, and can also be arranged and hide number, this
Sample can further strengthen the safety of unlocking pin.And unlocking pin input mode can be soft keyboard input or by other
Manner known in the art carries out, and is not required to repeat again.
Preferably, it is identical value, boundary as shown in Figure 4 that at least two number can be arranged in setting method made by user
Occur two numbers 6 in face, can preferably take precautions against other people in this way and maliciously guess unlocking pin setting method made by user, has
Body is shown as：If the number of the number and input that are shown on screen when user unlocks maliciously is seen by other people is accumulated to one
Determine number, such as tens times or up to a hundred times, and setting method is fairly simple, for example, only selected two or three therein it is digital or
Letter, be possible in this way by other people guess arrive setting method, to crack, but if there is number have repetition, that
The difficulty of conjecture will increase very much.
If as shown in figure 5, when setting method, do not elect to any letter, then unlocking pin is 0；It is different in selection
When symbol before letter and corresponding letter, different unlocking pins can get.
As shown in fig. 6, the specific steps of the unlocking method of embodiment of the present invention three include：
Step S301：One group of initial number is generated on the screen, and preset oeprator is concealed between initial number.
When user setting unlocking method, before selection letter after oeprator, in actually unlock operation, these oeprators
It will hide, know to avoid by other people, influence the safety of this unlocking method.
Step S302：Receive the unlocking pin after user calculates according to the initial number and hiding oeprator.
Step S303：Judge whether unlocking pin is correct.It is unlocked operation if correct；The return to step if incorrect
S301 regenerates one group of initial number, then is calculated.
Certainly, algorithm is not limited only to two kinds of most basic algorithms of plus-minus of present embodiment, and user can basis
It needs, multiplication and division or other algorithms can be selected.Preferably, if user, which is provided with, hides number, it is also necessary to unlock
Password obtains new unlocking pin with the calculating for hiding number, by judging whether new unlocking pin correctly carries out next step
Operation.
It is different from the prior art, in embodiments of the present invention three and its preferred embodiment, user setting unlock is close
After code, and in actually unlocking, is calculated using the setting method and obtain unlocking pin to be unlocked operation, safety is very
Height, and have certain interest, increase user experience.
In the above embodiment of the present invention, 5 letters and corresponding digital number, while operation method are only listed
Then also select basic arithmetic, it should be appreciated that the number of letter or number is by user according to the unlock needs of itself
And increased and decreased, it is not limited to situation cited in embodiment of the present invention, can also there are other selections simultaneously for algorithm,
Such as power, evolution, differential, integral, Logarithmic calculation.And about the digit of number, what embodiment of the present invention was enumerated is one
The unlocking pin that the number of bit length can facilitate user to calculate, and be obtained in this way can control within double figures.In addition, because
User calculate when be to be carried out with brain, the calculating of long number may influence the experience of user, to be extended to double figures or
Long number is also feasible, but when user's unlock, difficulty in computation can increase very much, and the digit of unlocking pin can be longer, but same
When it is also safer.
Embodiment four
It is unlocking pin legitimate verification flow chart, this embodiment party to please refer to if Fig. 7, Fig. 7 are embodiment of the present invention four
Formula is substantially the same with embodiment two, and specific steps include：
Step S401：One group of verification number is generated, step S401 and step S201 are substantially identical, then are set via step S402
Fixed at least two verifications number is identical value, can be had more in this way to other people of malice conjecture setting method when actually unlocking
There is fascination.
Step S403 is by calculating the unlocking pin obtained, being closed to the unlocking pin obtained from step S404
Method is verified, specially：
In step S404, S405：When obtained unlocking pin is fallen into -100~100 sections, then it represents that unlock is close
Code is feasible, i.e., verification number is legal, then directly executes step S301；If in step S404, S405, when obtaining, unlock is close
When code is not in -100~100 sections, then it represents that unlocking pin digits long is longer, i.e., verification number is illegal, then will be
Absolute value in calculating process subtracts 1.It is embodied in：When unlocking pin >=100, step S406 is executed, by all quilts
The selected positive value more than 1 subtracts 1, and the unlocking pin being achieved in that can become smaller, until being less than 100；When unlocking pin≤- 100,
Step S407 is executed, all chosen negative values more than 1 are subtracted 1, the unlocking pin being achieved in that can become larger, until more than-
100；So that the unlocking pin finally obtained is in -100~100 section, i.e., unlocking pin remains double figures, facilitates use
Family calculates and input.
Certainly, if user select for calculating number be double figures even long number, or select multiplication and division and its
His algorithm, then the digit of unlocking pin it is proper to can be controlled within the scope of three digits or more digit, actual
Only needed in legitimate verification ± 100 change into ± 1000 or other seniority top digits can.Corresponding extension, user can be certainly
Row adjustment, details are not described herein again, using the mode of the legitimate verification not only in common electronic equipment, can also being applicable in
In the higher place of security level, such as in terms of national defence.
It is different from the prior art, embodiments of the present invention four pass through the verification to unlocking pin legitimacy so that this sets
It sets method and generates set of number, and the group number can need to adjust the difficulty calculated, correspondingly, the solution obtained according to user
The digit of lock cipher is limited, and input is facilitated.
Described in brought forward, as shown in figure 8, the present invention also provides a kind of electronic equipment 10, including screen, wherein the electronics is set
Standby further includes generation unit 14, receiving unit 15 and unlocking unit 16.
Generation unit 14 is concealed with preset fortune for generating one group of initial number on the screen between the initial number
Operator number；The unlock that receiving unit 15 is used to receive after user calculates according to the initial number and the hiding oeprator is close
Code；Unlocking unit 16 is used to whether judge the unlocking pin correctly to be unlocked, or keeps screen locking.
Preferably, which further includes setup unit 11, which is used for before unlock, setting meter
Calculate rule.
Preferably, which further includes computation rule authentication unit 12, which is used for
After the computation rule for preserving setting, verifies and confirm the computation rule.
Preferably, which further includes legitimate verification unit 13；The legitimate verification unit 13 is in generation
After initial number, legitimate verification is carried out to initial number, which is used to limit the digits long of unlocking pin.
Mode the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field is included within the scope of the present invention.
Claims (4)
1. the setting method of a kind of electronic equipment unlocking pin, which is characterized in that including：
One group of letter and multiple oeprators between the letter are generated on the screen；
An oeprator before one or more of selected described letter and the letter being selected；
Preserve the setting of the electronic equipment unlocking pin；
After the setting for preserving the electronic equipment unlocking pin, the setting of the unlocking pin is verified and confirmed, including：
It generates one and confirms interface and the one group of verification number confirmed on interface, wherein verification number and the word
Mother corresponds；
Receive the verification result after being calculated according to the setting of the unlocking pin set via the verification number；
Judge whether the verification result is correct, and is confirmed；
If the verification result is correct, the setting of the unlocking pin, which is set, successfully confirms and preserves set unlocking pin
Setting；
If the verification result is incorrect, the setting setting of the unlocking pin is unsuccessful, " generates one described in return and confirms boundary
Face and it is described confirm interface on one group of verification number " the step of, or return described in " generate on the screen one group of letter with
And multiple oeprators between the letter " the step of；
After the setting for preserving the electronic equipment unlocking pin, setting one hides number and for calculating the hiding number
With the hiding computation rule of the unlocking pin；Wherein, the hiding number with the unlocking pin according to described for hiding
Computation rule is calculated, and new unlocking pin is obtained；
After the verification number of generation, legitimate verification is carried out to verification number, the legitimate verification is for limiting institute
State the digits long of unlocking pin.
2. setting method according to claim 1, which is characterized in that at least two verification number of setting is identical
Value.
3. a kind of unlocking method based on the electronic equipment of electronic equipment unlocking pin setting method described in claims 1 or 2,
It is characterized in that, including：
One group of initial number is generated on the screen, and preset oeprator is concealed between the initial number；
Receive the unlocking pin after user calculates according to the initial number and the hiding oeprator；
Whether the unlocking pin is judged correctly to be unlocked, or keeps screen locking, and is returned to and " generated on the screen
One group of initial number, and preset oeprator is concealed between the initial number " the step of.
4. a kind of electronic equipment, including screen, which is characterized in that the electronic equipment further includes：
Generation unit for generating one group of initial number on the screen, and is concealed with preset fortune between the initial number
Operator number；
Receiving unit, it is close for receiving the unlock after user calculates according to the initial number and the hiding oeprator
Code；
Unlocking unit for whether judging the unlocking pin correctly to be unlocked, or keeps the screen locking；
Setup unit, the setup unit are used for before unlock, setup algorithm rule, and the setup algorithm rule includes：
One group of letter and multiple oeprators between the letter are generated on the screen, select one in the letter
Or it is multiple and be selected it is described letter before an oeprator, preserve the setting of the electronic equipment unlocking pin；
Computation rule authentication unit, the computation rule authentication unit are used for after the computation rule for preserving setting, verification
And confirm the computation rule, it specifically includes：It generates one and confirms interface and the one group of verification number confirmed on interface,
The wherein described verification number is corresponded with the letter；It receives close according to the unlock set via verification number
Code setting calculated after verification result；Judge whether the verification result is correct, and is confirmed；If the verification knot
Fruit is correct, and the setting of the unlocking pin sets the setting for successfully confirming and preserving set unlocking pin；If the verification
As a result incorrect, the setting setting of the unlocking pin is unsuccessful, " generates one described in return and confirms interface and the confirmation
The step of one group of verification number on interface ", or " generate one group of letter on the screen described in return and be located at the word
The step of multiple oeprators between mother ", and
After the setting for preserving the electronic equipment unlocking pin, setting one hides number and for calculating the hiding number
With the hiding computation rule of the unlocking pin；Wherein, the hiding number with the unlocking pin according to described for hiding
Computation rule is calculated, and new unlocking pin is obtained；
Legitimate verification unit, the legitimate verification unit close the initial number after the initial number of generation
Method is verified, and the legitimate verification is used to limit the digits long of the unlocking pin.
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| CN201410339955.XA CN104156679B (en) | 2014-07-16 | 2014-07-16 | A kind of electronic equipment and its setting method of unlocking pin, unlocking method |
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| CN201410339955.XA CN104156679B (en) | 2014-07-16 | 2014-07-16 | A kind of electronic equipment and its setting method of unlocking pin, unlocking method |
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| CN104156679B true CN104156679B (en) | 2018-08-03 |
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| CN107895105B (en) * | 2017-11-03 | 2020-06-09 | Oppo广东移动通信有限公司 | Password processing method, terminal equipment and computer readable storage medium |
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| CN101355414A (en) * | 2007-07-25 | 2009-01-28 | 原为民 | Authentication system for formulae cipher |
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| CN102567680A (en) * | 2011-12-31 | 2012-07-11 | 华为终端有限公司 | Unlocking method and device |
| CN103530582A (en) * | 2013-10-15 | 2014-01-22 | 广东欧珀移动通信有限公司 | Method and system for unlocking dynamic password of mobile terminal |
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|---|---|---|---|---|
| CN1756152A (en) * | 2004-04-05 | 2006-04-05 | 王松 | Radix algorithm encryption method for dynamic password |
| CN100561545C (en) * | 2006-03-30 | 2009-11-18 | 周忠杰 | The method to set up of password |
| CN101355414A (en) * | 2007-07-25 | 2009-01-28 | 原为民 | Authentication system for formulae cipher |
| CN101976423A (en) * | 2010-11-16 | 2011-02-16 | 陈绍捷 | Cipher anti-theft method for bank accounts |
| CN102567680A (en) * | 2011-12-31 | 2012-07-11 | 华为终端有限公司 | Unlocking method and device |
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| CN104156679A (en) | 2014-11-19 |
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