CN109214167A - A kind of intelligent key safety equipment and its key recovery method, storage medium - Google Patents
A kind of intelligent key safety equipment and its key recovery method, storage medium Download PDFInfo
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- CN109214167A CN109214167A CN201810865334.3A CN201810865334A CN109214167A CN 109214167 A CN109214167 A CN 109214167A CN 201810865334 A CN201810865334 A CN 201810865334A CN 109214167 A CN109214167 A CN 109214167A
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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
- G06F21/45—Structures or tools for the administration of authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Input From Keyboards Or The Like (AREA)
Abstract
The invention discloses a kind of intelligent key safety equipment and its key recovery methods, storage medium, and wherein method includes: the mnemonic word for obtaining predetermined quantity；The key of intelligent key safety equipment is generated according to the mnemonic word of predetermined quantity；Wherein, each mnemonic word obtains in the following manner: obtaining the character string of user's input, character string includes one or more characters；Judge in database with the presence or absence of the candidate word string with string matching；If so, determining mnemonic word from matched candidate word string.Intelligent key safety equipment and its key recovery method, storage medium provided by the invention, by judging in database with the presence or absence of the candidate word string with user inputs character String matching, if, then mnemonic word is determined from matched candidate word string, after user inputs the mnemonic word for completing predetermined quantity, user key is restored according to mnemonic word, to simplify user's input, input time is saved, is improved efficiency.
Description
Technical field
The present invention relates to smart card memonic symbol field more particularly to a kind of intelligent key safety equipment and its key recovery sides
Method, storage medium.
Background technique
Currently, the use of intelligent key safety equipment makes in each application scenarios, such as digital cash hardware wallet, user
Need to input key or input mnemonic word when with intelligent key safety equipment to restore key.But it when restoring key, needs
Mnemonic word is inputted by the keyboard on intelligent key safety equipment, than relatively time-consuming and trouble.
Summary of the invention
For overcome the deficiencies in the prior art, one of the objects of the present invention is to provide a kind of intelligent key safety equipments
Key recovery method, to solve the problems, such as to input memonic symbol in existing key recovery method than relatively time-consuming and trouble.
The second object of the present invention is to provide a kind of intelligent key safety equipment, to solve existing key recovery method
Middle input memonic symbol is than relatively time-consuming and trouble problem.
An object of the present invention adopts the following technical scheme that realization:
A kind of key recovery method of intelligent key safety equipment, comprising:
Obtain the mnemonic word of predetermined quantity；
Mnemonic word according to the predetermined quantity generates the key of the intelligent key safety equipment；
Wherein, each mnemonic word obtains in the following manner:
The character string of user's input is obtained, the character string includes one or more characters；
Judge in database with the presence or absence of the candidate word string with the string matching；
If so, determining the mnemonic word from the matched candidate word string.
Further, it is also wrapped later in the judgement database with the presence or absence of the candidate word string with the string matching
It includes:
If it is not, then refusal receives user and continues to input.
Further, described to determine that the mnemonic word includes: from the matched candidate word string
If there is only one and the candidate word string of the string matching in the database, it is determined that candidate's word string
For the mnemonic word, and the mnemonic word is shown in input frame；
If being shown multiple described matched in the database there are the multiple and string matching candidate word string
Candidate word string determines that the candidate word string that user selects is shown in input frame for the mnemonic word and by the mnemonic word, or
Receive user continue input character with form new character string and judge in the database whether there is and the new word
Accord with the candidate word string of String matching.
Further, the multiple matched candidate word strings of the display include:
If the character string of user's input reaches preset length, multiple matched candidate word strings are shown and will wherein one
A matched candidate word string is shown in input frame, one of them described described matched candidate word string is will be multiple described
Matched candidate's word string is according to preset rules arrangement resulting first matched candidate word string.
Further, the preset rules are in the frequency of use or multiple candidate word strings of the candidate word string
Sequence of the latter letter of the character string in character list.
Further, described show the mnemonic word in input frame includes:
By the character string in the mnemonic word with remaining character difference display in input frame.
Further, it is also wrapped before in the judgement database with the presence or absence of the candidate word string with the string matching
It includes:
The character that the user inputs is shown in input frame, wherein each character and user in the character string exist
The preset times that character keys are pressed in preset time are corresponding.
Further, it is also wrapped later in the judgement database with the presence or absence of the candidate word string with the string matching
It includes:
If it is not, then screen prompt input error；Or
The last character being automatically deleted in the character string；Or
Last character in the character string is replaced with into new character to obtain new character string, judges the number
According to the candidate word string that whether there is in library with the new string matching, wherein the new character is last character pair
Other characters on the character keys answered.
The second object of the present invention adopts the following technical scheme that realization:
A kind of intelligent key safety equipment, comprising: processor；
Memory；And program, wherein described program is stored in the memory, and is configured to by processor
It executes, above-mentioned method is realized when described program is executed by processor.
The invention further relates to a kind of computer readable storage mediums, are stored thereon with computer program, the computer journey
Above-mentioned method is realized when sequence is executed by processor.
Compared with prior art, the beneficial effects of the present invention are: by judge in database whether there is and user input
The candidate word string of string matching, if so, determining mnemonic word from matched candidate word string, user, which inputs, completes predetermined quantity
Mnemonic word after, according to mnemonic word restore user key, thus simplify user input, save input time, improve efficiency.
Detailed description of the invention
Fig. 1 is the key recovery method flow chart of intelligent key safety equipment provided in an embodiment of the present invention；
Fig. 2 is intelligent key safety equipment schematic diagram provided in an embodiment of the present invention.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
As shown in Figure 1, the key recovery method of intelligent key safety equipment provided in an embodiment of the present invention, comprising:
Obtain the mnemonic word of predetermined quantity；Mnemonic word according to the predetermined quantity generates the intelligent key safety equipment
Key.
In one embodiment, the mnemonic word of predetermined quantity can be multiple, and user can choose when key is arranged
Back up the mnemonic word of different numbers, such as 12,16 or 24 mnemonic words, the mnemonic word of different numbers corresponds to different close
Key, mnemonic word number is more, and security intensity is higher.It when user restores key, needs to input the mnemonic word of predetermined quantity, inputs
After the completion, intelligent key safety equipment restores key according to the rule of correspondence of preset mnemonic word and key.It can manage
Solution, the mnemonic word of predetermined quantity are also possible to individually.
Wherein, each mnemonic word obtains in the following manner:
Step S101: obtaining the character string of user's input, and the character string includes one or more characters.
Preferably, the character that user inputs is shown that in input frame, wherein each character in character string and user exist
The preset times that character keys are pressed in preset time are corresponding.Character can be letter, number or asterisk wildcard etc., be with letter
Example, user input character by the keyboard on intelligent key safety equipment, and the keyboard on intelligent key safety equipment can be set
For nine grids keyboard.For example, pressing [abc] key on nine grids keyboard, intelligent key safety when user needs to input letter
Letter a is shown in the input frame of equipment, if pressing [abc] key again in 1 second, the alphabetical a shown in input frame becomes letter
B shows alphabetical c if continuously pressing [abc] key three times in 1 second, if pressing [abc] key again more than 1 second, shows second
Alphabetical a.
Step S102: judge in database with the presence or absence of the candidate word string with the string matching.
Specifically, database is stored in intelligent key safety equipment, when user inputs on intelligent key safety equipment
It, should with the presence or absence of initial or first half word identical with input character string in Test database when character such as letter
Word is candidate word string.
Step S103: if so, determining the mnemonic word from the matched candidate word string.
Preferably, the step includes:
Step S201: if there is only one and the candidate word string of the string matching in the database, it is determined that institute
Stating candidate word string is the mnemonic word, and the mnemonic word is shown in input frame.
For example, first three letter is the candidate word string of " abi " in Test database when user inputs " abi " three characters
" ability " is then directly shown in input frame, and shows acknowledgement key by only " ability ", after user presses acknowledgement key,
The initial of next word can be continued to input.
Step S202: if being shown multiple in the database there are the multiple and string matching candidate word string
The matched candidate word string determines that the candidate word string that user selects is inputting for the mnemonic word and show the mnemonic word
In frame, or receive user continue input character with form new character string and judge in the database whether there is and institute
State the candidate word string of new string matching.
For example, the first two letter is that the candidate word string of " yo " has in Test database when user inputs " yo " two characters
" you ", " youth " and " young " three then shows three candidate word strings on the screen of intelligent key safety equipment, if with
The one of candidate word string of family selection, then intelligent key safety equipment shows the candidate word string of selection in input frame, user
It can continue to input the initial of next word after pressing acknowledgement key；If user continues to input character late, intelligence is close
Key safety equipment again matches the character string of new input.
Preferably, user can pass through the choosing on intelligent key safety equipment when showing multiple candidate word strings on screen
Selecting key selects one of candidate word string as mnemonic word, and the preset times selection pair of selection key can be pressed according to user
The mnemonic word answered is shown in input frame, for example, downturning key is set on intelligent key safety equipment, it is then right by downturning key next time
It should select next candidate word string.
Preferably, showing multiple matched candidate word strings simultaneously if the character string of user's input reaches preset length
One of them described matched candidate word string is shown in input frame, one of them described described matched candidate word string is will
Multiple matched candidate word strings are according to preset rules arrangement resulting first matched candidate word string.For example, if setting
Preset length is 3 characters, and user inputs 3 characters, and when having multiple matched candidate word strings, by one of them matched time
Word string is selected to be shown in input frame.It is possible to further which the character string in mnemonic word is being inputted with remaining character difference display
In frame, such as underscore can be increased in the character position that has inputted other than character string of mnemonic word, or by remaining character with
Character string has been inputted to be shown with different colors.Remaining candidate word string can also be hidden into display, be selected by selection key
Remaining candidate word string, only shows the candidate word string of selection.
Preferably, preset rules are the frequency of use of candidate word string or the latter of the character string in multiple candidate word strings
Sequence of the letter in character list.For example, when input character string reaches preset length and has multiple candidate word strings, by multiple times
Select word string according to subsequent sequence of the letter in alphabet of input character string or according to candidate's word string frequency of use into
First candidate word string after sequence is shown in input frame that remaining matching word is as standby as mnemonic word by row sequence
It selects word and hides display.
The key recovery method of intelligent key safety equipment provided in this embodiment whether there is in database by judging
With the candidate word string of user inputs character String matching, if so, determining mnemonic word from matched candidate word string, user has been inputted
After the mnemonic word of predetermined quantity, user key is restored according to mnemonic word, to simplify user's input, input time is saved, mentions
High efficiency.
Preferably, please continue to refer to Fig. 1, on the basis of previous embodiment, after step S102 further include:
Step S104: if it is not, then refusal receives user and continues to input.
Specifically, the every increase of user inputs a character, intelligent key safety equipment to the character string in input frame into
Row matching prompts user's input error, and can not continue to input when no matched candidate word string.
In another embodiment, on the basis of step S102, further includes: if it is not, then screen prompt input error；
Or it is automatically deleted the last character in the character string；Or the last character in the character string is replaced with new
Character judges in the database with obtaining new character string with the presence or absence of candidate word string with the new string matching,
Wherein the new character is other characters on the corresponding character keys of last character.For example, when user is defeated
Enter input " yo " two letters in frame, and pressing the alphabet key on nine grids keyboard is [pqrs] key three times to input letter
" r ", intelligent key safety equipment detects in database not with " yor " matched word, can only show and input in screen
Mistake, it is desirable that user re-enters, and can also be automatically deleted the last letter " r ", or determines that user may press letter
" r " is replaced with " q " on the same alphabet key automatically, forms new character string " yoq ", again by the number mistake of key
Judge to whether there is in database and " yoq " matched candidate word string.
The key recovery method of intelligent key safety equipment provided in this embodiment whether there is in database by judging
With the candidate word string of user inputs character String matching, if so, mnemonic word is determined from matched candidate word string, if it is not, then refusing
Receive user absolutely to continue to input, user key is restored according to the mnemonic word of input, to simplify user's input, when saving input
Between, it improves efficiency.
As shown in Fig. 2, intelligent key safety equipment provided in an embodiment of the present invention, comprising: processor 11, memory 12 with
And program, wherein program is stored in memory 12, and is configured to be executed by processor 11, and program is executed by processor
The key recovery method of Shi Shixian above-mentioned intelligent key safety equipment.
Intelligent key safety equipment in the present embodiment and the method in previous embodiment be based on the same inventive concept under
Two aspect, method implementation process is described in detail in front, so those skilled in the art can be before
The implementation process for the electronic equipment that description is well understood in the present embodiment is stated, it is just no longer superfluous herein in order to illustrate the succinct of book
It states.
As seen through the above description of the embodiments, those skilled in the art can be understood that the present invention can
It realizes by means of software and necessary general hardware platform.Based on this understanding, technical solution of the present invention essence
On in other words the part that contributes to existing technology can be embodied in the form of software products.The invention further relates to one kind
Computer readable storage medium, such as ROM/RAM, magnetic disk, CD, are stored thereon with computer program, and computer program is located
Reason device realizes above-mentioned method when executing.
Intelligent key safety equipment and its key recovery method, storage medium provided by the invention, by judging database
In with the presence or absence of candidate word string with user inputs character String matching, if so, determine mnemonic word from matched candidate word string,
After user inputs the mnemonic word for completing predetermined quantity, user key is restored according to mnemonic word, to simplify user's input, is saved defeated
The angle of incidence improves efficiency.
The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (10)
1. a kind of key recovery method of intelligent key safety equipment characterized by comprising
Obtain the mnemonic word of predetermined quantity；
Mnemonic word according to the predetermined quantity generates the key of the intelligent key safety equipment；
Wherein, each mnemonic word obtains in the following manner:
The character string of user's input is obtained, the character string includes one or more characters；
Judge in database with the presence or absence of the candidate word string with the string matching；
If so, determining the mnemonic word from the matched candidate word string.
2. the key recovery method of intelligent key safety equipment according to claim 1, which is characterized in that the judgement number
According in library with the presence or absence of with after the candidate word string of the string matching further include:
If it is not, then refusal receives user and continues to input.
3. the key recovery method of intelligent key safety equipment according to claim 1, which is characterized in that described from described
Determine that the mnemonic word includes: in matched candidate's word string
If there is only one and the candidate word string of the string matching in the database, it is determined that candidate's word string is institute
Mnemonic word is stated, and the mnemonic word is shown in input frame；
If showing multiple matched candidates there are the multiple and string matching candidate word string in the database
Word string determines that the candidate word string that user selects is shown in input frame for the mnemonic word and by the mnemonic word, or receives
User continues the character of input whether there is and the new character string in the database with forming new character string and judging
Matched candidate's word string.
4. the key recovery method of intelligent key safety equipment according to claim 3, which is characterized in that the display is more
A matched candidate word string includes:
If the character string of user's input reaches preset length, multiple matched candidate word strings are shown and by one of institute
It states matched candidate word string to be shown in input frame, one of them described described matched candidate word string is by multiple matchings
Candidate word string according to resulting first matched candidate word string of preset rules arrangement.
5. the key recovery method of intelligent key safety equipment according to claim 4, which is characterized in that the default rule
It is then the latter letter of the character string in the frequency of use of the candidate word string or multiple candidate word strings in word
Accord with the sequence in table.
6. the key recovery method of intelligent key safety equipment according to claim 3, which is characterized in that it is described will be described
Mnemonic word is shown in input frame
By the character string in the mnemonic word with remaining character difference display in input frame.
7. the key recovery method of intelligent key safety equipment according to claim 1, which is characterized in that the judgement number
According in library with the presence or absence of with before the candidate word string of the string matching further include:
The character that the user inputs is shown in input frame, wherein each character and user in the character string are default
The preset times that character keys are pressed in time are corresponding.
8. the key recovery method of intelligent key safety equipment according to claim 7, which is characterized in that the judgement number
According in library with the presence or absence of with after the candidate word string of the string matching further include:
If it is not, then screen prompt input error；Or
The last character being automatically deleted in the character string；Or
Last character in the character string is replaced with into new character to obtain new character string, judges the database
In with the presence or absence of candidate word string with the new string matching, wherein the new character is that last character is corresponding
Other characters on character keys.
9. a kind of intelligent key safety equipment characterized by comprising processor；
Memory；And program, wherein described program is stored in the memory, and is configured to be held by processor
Row realizes the method as described in claim 1-8 any one when described program is executed by processor.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The method as described in claim 1-8 any one is realized when being executed by processor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810865334.3A CN109214167B (en) | 2018-08-01 | 2018-08-01 | Intelligent key safety equipment and key recovery method and storage medium thereof |
| PCT/CN2019/091933 WO2020024720A1 (en) | 2018-08-01 | 2019-06-19 | Smart key security device and key recovery method for same, and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810865334.3A CN109214167B (en) | 2018-08-01 | 2018-08-01 | Intelligent key safety equipment and key recovery method and storage medium thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN109214167A true CN109214167A (en) | 2019-01-15 |
| CN109214167B CN109214167B (en) | 2021-04-16 |
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| CN201810865334.3A Active CN109214167B (en) | 2018-08-01 | 2018-08-01 | Intelligent key safety equipment and key recovery method and storage medium thereof |
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| WO (1) | WO2020024720A1 (en) |
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| CN109934587A (en) * | 2019-03-12 | 2019-06-25 | 南京智可佳网络科技有限公司 | A kind of encryption currency hardware wallet of combination image scanning and identification technology realization |
| CN110570194A (en) * | 2019-08-30 | 2019-12-13 | 新明华区块链技术（深圳）有限公司 | hardware wallet recovery method and device and hardware wallet |
| WO2020024720A1 (en) * | 2018-08-01 | 2020-02-06 | 深圳市文鼎创数据科技有限公司 | Smart key security device and key recovery method for same, and storage medium |
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Also Published As
| Publication number | Publication date |
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| WO2020024720A1 (en) | 2020-02-06 |
| CN109214167B (en) | 2021-04-16 |
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