CN108964884A - Generation method, storage medium, electronic equipment and the system of mobile terminal dynamic password - Google Patents
Generation method, storage medium, electronic equipment and the system of mobile terminal dynamic password Download PDFInfo
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- CN108964884A CN108964884A CN201710375508.3A CN201710375508A CN108964884A CN 108964884 A CN108964884 A CN 108964884A CN 201710375508 A CN201710375508 A CN 201710375508A CN 108964884 A CN108964884 A CN 108964884A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000003860 storage Methods 0.000 title claims abstract description 11
- 238000013475 authorization Methods 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000006870 function Effects 0.000 claims description 15
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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
- H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
- H04L9/0863—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving passwords or one-time passwords
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Abstract
The invention discloses generation method, storage medium, electronic equipment and the systems of a kind of mobile terminal dynamic password, are related to the dynamic password development field of mobile terminal.This method step are as follows: mobile terminal creates tool-class, and algorithm, code key, password digit and password are arranged in tool-class and generates the time cycle；When generating dynamic password, current time is divided exactly password and generates the time cycle, obtains calculated value by acquisition for mobile terminal current time；Check value is obtained after calculating according to algorithm calculated value；After check value is carried out data exchange and Binary Conversion, cross-over value is obtained；According to cross-over value, algorithm, code key and Password Length, authorized code generates dynamic password according to authorization code.When the present invention generates dynamic password, the operating process for generating dynamic password is not only simplified, and significantly improve the reusability of code, and then improve development efficiency and code quality.
Description
Technical field
The present invention relates to the dynamic password development fields of mobile terminal, and in particular to a kind of life of mobile terminal dynamic password
At method, storage medium, electronic equipment and system.
Background technique
Authentication mode master with the fast development of mobile terminal and internet, between Internet application and mobile terminal
Will be dynamic password authentication mode, such as Internet application to mobile terminal carry out authentication when, need in Internet application
The middle correct dynamic password of input, Internet application, which can just authenticate, to be passed through.The generation method of dynamic password is general are as follows: mobile terminal
Based on time and key, and by certain algorithm generate a uncertain random digit combination (i.e. dynamic password, every
A period of time converts primary), ensure that the safety of authentication.
But the generation method of above-mentioned dynamic password has the following deficiencies:
The operating process for generating dynamic password based on time and key is comparatively laborious, and generation dynamic password all needs every time
New basic code is used, the reusability of code is poor, is unfavorable for the management of project and the optimization of code structure.Further,
Development efficiency and code quality, the memory headroom for the mobile terminal that a large amount of fresh code occupies can be reduced using new code every time
It is larger, reduce the work quality of mobile terminal.
Summary of the invention
In view of the deficiencies in the prior art, present invention solves the technical problem that are as follows: how using universal code it is multiple
Dynamic password is generated, when the present invention generates dynamic password, not only simplifies the operating process for generating dynamic password, and significantly mention
The high reusability of code, and then improve development efficiency and code quality.
To achieve the above objectives, the generation method of mobile terminal dynamic password provided by the invention, comprising the following steps:
S1: mobile terminal creates tool-class, and dynamic password is arranged in tool-class and generates parameter, dynamic password generates parameter
The time cycle is generated including algorithm, code key, password digit and password, goes to S2；
S2: mobile terminal saves after setting external static constant for algorithm, and preservation form is character string, goes to
S3；
S3: when needing to generate dynamic password, it is raw to be divided exactly the password in S1 by acquisition for mobile terminal current time for current time
At the time cycle, calculated value is obtained；Check value is obtained after calculating according to the algorithm in S1 calculated value；Check value is carried out
After data exchange and Binary Conversion, cross-over value is obtained, goes to S4；
S4: according to algorithm, code key and the Password Length in cross-over value, S1, authorized code generates dynamic according to authorization code
Password.
Storage medium provided by the invention is stored with computer program on the storage medium, and the computer program is located
Manage the generation method of above-mentioned mobile terminal dynamic password when device executes.
Electronic equipment provided by the invention, including memory and processor are stored on memory and are run on a processor
Computer program, processor execute computer program when realize mobile terminal dynamic password generation method.
The generation system of mobile terminal dynamic password provided by the invention, including the tool-class wound being set on mobile terminal
It models block, algorithm preserving module, dynamic password and generates initialization module and dynamic password generation module；
Tool-class creation module is used for: creation tool-class is arranged dynamic password in tool-class and generates parameter, dynamic password
Generating parameter includes that algorithm, code key, password digit and password generate the time cycle, saves and believes to algorithm preserving module transmission algorithm
Number；
Algorithm preserving module is used for: it is saved after setting external static constant for algorithm, preservation form is character string,
Initialization module, which is generated, to dynamic password sends dynamic password generation initializing signal；
Dynamic password generates initialization module and is used for: when generating dynamic password, obtaining current time, current time is divided exactly
Password in tool-class creation module generates the time cycle, obtains calculated value；According to the algorithm of tool-class creation module to calculating
Value obtains check value after being calculated；After check value is carried out data exchange and Binary Conversion, cross-over value is obtained, to dynamic mouth
It enables generation module send dynamic password and generates signal；
Dynamic password generation module is used for: according to cross-over value, the algorithm of tool-class creation module, code key and Password Length,
Authorized code generates dynamic password according to authorization code.
Compared with the prior art, the advantages of the present invention are as follows:
By S1 to S4 it is found that the present invention carrys out generation dynamic password rapidly and efficiently by parameter incoming in tool-class,
It requires when the present invention generates dynamic password, only to need using new basic code with dynamic password is generated every time in the prior art
It wants calls tool class to generate dynamic password by tool-class, does not need to regenerate code, not only simplify generation dynamic password
Operating process, and significantly improve the reusability of code, and then improve development efficiency and code quality.
Further, compared with repeatedly generating a large amount of fresh codes caused by dynamic password in the prior art, work of the invention
The code quantity for having class is less, and then the memory headroom of significant smaller mobile terminal, improves the work quality of mobile terminal.
(2) referring to S2 it is found that being external static constant when algorithm of the invention saves, i.e. algorithm can be by alternative document institute
Shared, the type after algorithm saves is external variable, i.e. algorithm can be called by alternative document.Therefore, algorithm of the invention
Versatility it is stronger, the extension of terminal easy to remove, be suitable for promote.
(3) present invention generates dynamic password by C language function, and C language function is mobile terminal from tape function, therefore
The formation speed of dynamic password is very fast, and the user experience is improved.
Detailed description of the invention
Fig. 1 is the flow chart of the generation method of mobile terminal dynamic password in the embodiment of the present invention；
Fig. 2 is the connection block diagram of electronic equipment in the embodiment of the present invention.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and embodiments.
It is shown in Figure 1, the generation method of mobile terminal dynamic password in the embodiment of the present invention, comprising the following steps:
S1: mobile terminal creates one and inherits in the DYSecretTool (tool-class) of NSObject, leads in tool-class
It crosses initWithSecret (constructed fuction) setting dynamic password and generates parameter, it includes algorithm, code key that dynamic password, which generates parameter,
(as long as NSData can be identified), password digit and password generate the time cycle.Password digit is 6 in the present embodiment,
Password generates the time cycle as 5S；Password digit and password generate the time cycle depending on specific requirements when practical application, turn
To S2.
The purpose of S1 is: by being passed to design parameter in tool-class, carrying out generation dynamic password rapidly and efficiently, not only
Streamline operation, and by not needing to regenerate code when tool-class generation dynamic password, significantly improve code
Reusability.
S2: mobile terminal saves after setting external static constant (data that can be shared) for algorithm, saves
Form is character string.Algorithm includes Secure Hash Algorithm 1 (@" SHA1 "), Secure Hash Algorithm 256 (@" SHA256 "), safety Kazakhstan
It is at least one kind of in uncommon algorithm 5212 (@" SHA5212 ") and MD5 algorithm (@" MD5 ")；Algorithm is declared as external variable extern
Type, to be called by other files, and then the scalability of boosting algorithm, go to S3.
S3: when needing to generate dynamic password, it is raw to be divided exactly the password in S1 by acquisition for mobile terminal current time for current time
At the time cycle, calculated value is obtained.Check value is obtained after calculating according to the algorithm in S1 calculated value；Call swap byte
Check value is carried out data exchange and carries out Binary Conversion by function, is obtained cross-over value, is gone to S4.
S4: according to algorithm, code key and the Password Length in cross-over value, S1, authorized code (the calculating side of authorized code
Formula is state of the art), dynamic password is generated according to authorization code.
Mobile terminal in the present embodiment is IOS mobile terminal, at this time the detailed process of S4 are as follows: it is mobile to define an IOS
The variable of the type of the CCHmacContext of terminal is ctx, right according to algorithm, code key and the Password Length in cross-over value, S1
Ctx is updated, authorized code；After carrying out Binary Conversion to authorization code by C language function, dynamic password is generated.C language
When saying that function is mobile terminal from tape function, therefore generating dynamic password by C language function, formation speed is very fast, in turn
The user experience is improved.
By S1 to S4 it is found that the embodiment of the present invention in tool-class by being passed to parameter, the generation come rapidly and efficiently is dynamic
State password is required with dynamic password is generated every time in the prior art using new basic code, and the present invention generates dynamic password
When, it is only necessary to calls tool class generates dynamic password by tool-class, does not need to regenerate code, and it is dynamic to not only simplify generation
The operating process of state password, and the reusability of code is significantly improved, and then improve development efficiency and code quality.
Further, compared with repeatedly generating a large amount of fresh codes caused by dynamic password in the prior art, work of the invention
The code quantity for having class is less, and then the memory headroom of significant smaller mobile terminal, improves the work quality of mobile terminal.
The embodiment of the present invention also provides a kind of storage medium, and computer program, computer program are stored on storage medium
The generation method of above-mentioned mobile terminal dynamic password is realized when being executed by processor.It should be noted that the storage medium packet
Include USB flash disk, mobile hard disk, ROM (Read-Only Memory, read-only memory), RAM (Random Access Memory, at random
Access memory), the various media that can store program code such as magnetic or disk.
Shown in Figure 2, the embodiment of the present invention also provides a kind of electronic equipment, including memory and processor, memory
On store the computer program run on a processor, processor realizes above-mentioned mobile terminal dynamic when executing computer program
The generation method of password.
The present embodiment also provides a kind of generation system of mobile terminal dynamic password, including is set on IOS mobile terminal
Tool-class creation module, algorithm preserving module, dynamic password generate initialization module and dynamic password generation module.
Tool-class creation module is used for: creation tool-class is arranged dynamic password in tool-class and generates parameter, dynamic password
Generating parameter includes that algorithm, code key, password digit and password generate time cycle, password digit >=6, and password generates week time
Phase >=5S, algorithm include in Secure Hash Algorithm 1, Secure Hash Algorithm 256, Secure Hash Algorithm 5212 and MD5 algorithm extremely
It is a kind few；Signal is saved to algorithm preserving module transmission algorithm.
Algorithm preserving module is used for: it is saved after setting external static constant for algorithm, preservation form is character string,
External variable is set by the type of algorithm；It generates initialization module to dynamic password and sends dynamic password and generate to initialize and believe
Number.
Dynamic password generates initialization module and is used for: when generating dynamic password, obtaining current time, current time is divided exactly
Password in tool-class creation module generates the time cycle, obtains calculated value；According to the algorithm of tool-class creation module to calculating
Value obtains check value after being calculated；After check value is carried out data exchange and Binary Conversion, cross-over value is obtained, to dynamic mouth
It enables generation module send dynamic password and generates signal.
Dynamic password generation module is used for: according to cross-over value, the algorithm of tool-class creation module, code key and Password Length,
Authorized code generates dynamic password according to authorization code, and specific workflow includes: to define an IOS mobile terminal
The variable of the type of CCHmacContext is ctx, according to algorithm, code key and the Password Length in cross-over value, S1, is carried out to ctx
It updates, authorized code；After carrying out Binary Conversion to authorization code by C language function, dynamic password is generated.
It should be understood that system provided in an embodiment of the present invention is when carrying out intermodule communication, only with above-mentioned each function
The division progress of module can according to need and for example, in practical application by above-mentioned function distribution by different function moulds
Block is completed, i.e., the internal structure of system is divided into different functional modules, to complete all or part of function described above
Energy.
Further, the present invention is not limited to the above-described embodiments, for those skilled in the art,
Without departing from the principles of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as the present invention
Protection scope within.The content being not described in detail in this specification belongs to existing skill well known to professional and technical personnel in the field
Art.
Claims (10)
1. a kind of generation method of mobile terminal dynamic password, which is characterized in that method includes the following steps:
S1: mobile terminal creates tool-class, and dynamic password is arranged in tool-class and generates parameter, dynamic password generates parameter and includes
Algorithm, code key, password digit and password generate the time cycle, go to S2；
S2: mobile terminal saves after setting external static constant for algorithm, and preservation form is character string, goes to S3；
S3: when generating dynamic password, current time is divided exactly the password in S1 and generates week time by acquisition for mobile terminal current time
Phase obtains calculated value；Check value is obtained after calculating according to the algorithm in S1 calculated value；Check value is subjected to data exchange
After Binary Conversion, cross-over value is obtained, goes to S4；
S4: according to algorithm, code key and the Password Length in cross-over value, S1, authorized code generates dynamic mouth according to authorization code
It enables.
2. the generation method of mobile terminal dynamic password as described in claim 1, it is characterised in that: set algorithm described in S2
It is set to after external static constant after being saved, it is further comprising the steps of: to set external variable for the type of algorithm.
3. the generation method of mobile terminal dynamic password as claimed in claim 1 or 2, it is characterised in that: the mobile terminal
For IOS mobile terminal, the detailed process of S4 includes: the variable for defining the type of CCHmacContext of an IOS mobile terminal
Ctx is updated according to algorithm, code key and the Password Length in cross-over value, S1 for ctx, authorized code；Pass through C language
After function carries out Binary Conversion to authorization code, dynamic password is generated.
4. a kind of storage medium, computer program is stored on the storage medium, it is characterised in that: the computer program is located
It manages when device executes and realizes the described in any item methods of claims 1 to 3.
5. a kind of electronic equipment, including memory and processor, the computer journey run on a processor is stored on memory
Sequence, it is characterised in that: processor realizes the described in any item methods of claims 1 to 3 when executing computer program.
6. a kind of generation system of mobile terminal dynamic password, which is characterized in that the system includes being set on mobile terminal
Tool-class creation module, algorithm preserving module, dynamic password generate initialization module and dynamic password generation module；
Tool-class creation module is used for: creation tool-class, and dynamic password is arranged in tool-class and generates parameter, dynamic password generates
Parameter includes that algorithm, code key, password digit and password generate the time cycle, saves signal to algorithm preserving module transmission algorithm；
Algorithm preserving module is used for: being saved after setting external static constant for algorithm, preservation form is character string, to dynamic
State password generated initialization module sends dynamic password and generates initializing signal；
Dynamic password generates initialization module and is used for: when generating dynamic password, obtaining current time, current time is divided exactly tool
Password in class creation module generates the time cycle, obtains calculated value；According to the algorithm of tool-class creation module to calculated value into
Row obtains check value after calculating；After check value is carried out data exchange and Binary Conversion, cross-over value is obtained, it is raw to dynamic password
Dynamic password, which is sent, at module generates signal；
Dynamic password generation module is used for: according to cross-over value, the algorithm of tool-class creation module, code key and Password Length, being obtained
Authorization code generates dynamic password according to authorization code.
7. the generation system of mobile terminal dynamic password as claimed in claim 6, it is characterised in that: the algorithm preserving module
It sets algorithm to after being saved after external static constant, can also set external variable for the type of algorithm.
8. the generation system of mobile terminal dynamic password as claimed in claim 6, it is characterised in that: the mobile terminal is
IOS mobile terminal, the specific workflow of the dynamic password generation module include: to define an IOS mobile terminal
The variable of the type of CCHmacContext is ctx, according to algorithm, code key and the Password Length in cross-over value, S1, is carried out to ctx
It updates, authorized code；After carrying out Binary Conversion to authorization code by C language function, dynamic password is generated.
9. such as the generation system of the described in any item mobile terminal dynamic passwords of claim 6 to 8, it is characterised in that: the work
Have password digit >=6 of class creation module, password generates time cycle >=5S.
10. such as the generation system of the described in any item mobile terminal dynamic passwords of claim 6 to 8, it is characterised in that: the work
The algorithm for having class creation module includes Secure Hash Algorithm 1, Secure Hash Algorithm 256, Secure Hash Algorithm 5212 and MD5 algorithm
In it is at least one kind of.
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| CN110909519A (en) * | 2019-11-18 | 2020-03-24 | 湖南一路畅行互联科技有限公司 | Bill dynamic code generation method based on time limitation |
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