CN106411902A - Data secure transmission method and system - Google Patents
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- CN106411902A CN106411902A CN201610879425.3A CN201610879425A CN106411902A CN 106411902 A CN106411902 A CN 106411902A CN 201610879425 A CN201610879425 A CN 201610879425A CN 106411902 A CN106411902 A CN 106411902A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000012545 processing Methods 0.000 claims description 21
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000012795 verification Methods 0.000 abstract 1
- 238000004891 communication Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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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
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
- G06F21/12—Protecting executable software
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/12—Applying verification of the received information
- H04L63/123—Applying verification of the received information received data contents, e.g. message integrity
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
The invention discloses a data secure transmission method and device. The method comprises the following steps that: S1, a mobile terminal APP calculates a first MD5 value according to an APP version number, encrypts the APP version number, the first MD5 value and login information according to an initial key to generate a login request message, and sends the login request message to a WEB server side; S2, the WEB server side decrypts the received login request message according to the initial key, and judges whether the first MD5 value is consistent with a pre-stored MD5 value or not; and S3, the WEB server side judges whether the login information is matched with the pre-stored user information or not. The data secure transmission method has the advantages that the MD5 value is calculated through each login verification, and compared with the pre-stored MD5 value to judge whether the mobile terminal APP is tampered or not. Moreover, the login information and the like are encrypted through the initial key, so that data transmission security between the mobile terminal APP and the Web server side is protected better.
Description
Technical field
The present invention relates to internet communication safe practice, more particularly, to a kind of data safe transmission method and system.
Background technology
Most of mobile terminal App is required for the support at Batch Processing end in the market.Batch Processing end normally behaves as
The form at Web service end, packaged service logic is realized, and provides web interface to mobile terminal App.Mobile terminal App major part is all
It is based on internet communication, the interface that is, Batch Processing end externally provides needs to be exposed in internet environment.
Due to the open nature of the Internet, therefore during mobile terminal App and Web service end carry out information exchange,
It is to carry out under a relatively dangerous environment it is impossible to ensure that the data transmitted will not be trapped, distorts and forge；In addition move
During dynamic App externally issues, the App of particularly Andriod exploitation, also easily source code is obtained by decompiling, thus by people
Distort App bag, change operation logic.
Content of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide a kind of data safe transmission method and its dress
Put, it can solve the problems, such as that mobile terminal APP is easily tampered by decompiling.
The present invention provides a kind of data safe transmission method, specifically includes following steps：
S1, mobile terminal APP are calculated a MD5 value according to its APP version number；By APP version number, a MD5 value and
Log-on message is encrypted generation logging request message according to initial key, and logging request message is sent to WEB service end；
There are APP version number and initial key in the APP of mobile terminal；
S2, WEB service end are decrypted to the logging request message receiving according to initial key, get APP version
Number, a MD5 value and log-on message；The corresponding MD5 value that prestores is obtained according to APP version number, and judges a MD5 value and prestore
Whether MD5 value is consistent, if being carried out S3, otherwise terminates；Have in WEB service end multiple different APP version numbers and its
The corresponding different MD5 value that prestores；
S3, WEB service end judge whether log-on message and prestored user information mate, if being proved to be successful, otherwise tie
Bundle.
Preferably, APP version number and initial key are saved in the SO file of mobile terminal APP.
Preferably, execution S4 after being proved to be successful in S3；
S4, WEB service end generate corresponding user's voucher and dynamic key according to prestored user information, and will determine that coupling
Result, user's voucher and dynamic key are encrypted generation by initial key and log in feedback message, and will log in feedback message
Send to mobile terminal APP, execute S5；
S5, mobile terminal APP are decrypted to logging in feedback message according to initial key, get and judge matching result, use
Family voucher and dynamic key；2nd MD5 value is calculated according to its APP version number；By APP version number, the 2nd MD5 value and business
Solicited message is encrypted according to dynamic key, generates service request message；And by service request message and corresponding user with
Card sends to WEB service end.
Preferably, also comprising the steps after S5：
S6, WEB service end are according to the corresponding dynamic key of user's acquisition of credentials receiving, and are docked according to dynamic key
The service request message receiving is decrypted, and gets APP version number, the 2nd MD5 value and service requesting information；According to APP version
This number corresponding MD5 value that prestores of acquisition, and whether with prestore MD5 value consistent, if according to service request if judging the 2nd MD5 value
Information is operated accordingly, otherwise terminates.
Preferably, in S6, also comprising the steps after being operated accordingly according to service requesting information：
S7, WEB service end are operated accordingly according to service requesting information, and generate corresponding service processing result；
Service processing result is encrypted by generation result message according to dynamic key, and this result message is sent to shifting
Moved end APP；
Dynamic key is decrypted by S8, mobile terminal APP to receiving result message, obtains service processing result.
The present invention provides a kind of Security Data Transmission device, specifically includes：
Logging request module, is applied to mobile terminal APP, for being calculated a MD5 value according to its APP version number；Will
APP version number, a MD5 value and log-on message are encrypted generation logging request message according to initial key, and please by logging in
Message is asked to send to WEB service end；There are APP version number and initial key in the APP of mobile terminal；
First login authentication module, is applied to WEB service end, for according to initial key to the logging request report receiving
Literary composition is decrypted, and gets APP version number, a MD5 value and log-on message；The corresponding MD5 that prestores is obtained according to APP version number
Value, and whether with prestore MD5 value consistent, if being carried out S3, otherwise terminate if judging a MD5 value；Have many in WEB service end
Individual different APP version number and its corresponding different MD5 value that prestores；
Whether the second login authentication module, is applied to WEB service end, for judging log-on message and prestored user information
Joining, if being proved to be successful, otherwise terminating.
Preferably, APP version number and initial key are saved in the SO file of mobile terminal APP.
Preferably, Security Data Transmission device also includes：
Log in feedback module, be applied to WEB service end, for according to prestored user information generate corresponding user's voucher and
Dynamic key, and will determine that matching result, user's voucher and dynamic key are encrypted generation by initial key and log in feedback
Message, and send logging in feedback message to mobile terminal APP, execute business application module；
Business application module, is applied to mobile terminal APP, for being decrypted to logging in feedback message according to initial key,
Get and judge matching result, user's voucher and dynamic key；2nd MD5 value is calculated according to its APP version number；By APP
Version number, the 2nd MD5 value and service requesting information are encrypted according to dynamic key, generate service request message；And by business
Request message and corresponding user's voucher send to WEB service end.
Preferably, Security Data Transmission device also includes：
Business authentication module, is applied to WEB service end, for corresponding dynamically close according to the user's acquisition of credentials receiving
Key, and according to dynamic key, the service request message receiving is decrypted, get APP version number, the 2nd MD5 value and industry
Business solicited message；The corresponding MD5 value that prestores is obtained according to APP version number, and judges the 2nd MD5 value and the MD5 value that prestores whether
Causing, if being operated accordingly according to service requesting information, otherwise terminating.
Preferably, Security Data Transmission device also includes：
Service operation module, is applied to WEB service end, for being operated accordingly according to service requesting information and raw
Become corresponding service processing result；Service processing result is encrypted by generation result message according to dynamic key, and will
This result message sends to mobile terminal APP；
Acquisition module, is applied to mobile terminal APP, for dynamic key is decrypted to receiving result message,
Obtain service processing result.
Compared to existing technology, the beneficial effects of the present invention is：MD5 value is calculated by each login authentication, and takes with WEB
The MD5 value that prestores in business end is compared and judges whether mobile terminal APP is distorted by people；And log-on message etc. is entered by initial key
Row encryption, in case being easily trapped during data transfer, the preferably data transfer between protection mobile terminal App and Web service end
Safety.
Brief description
Fig. 1 is the flow chart of the data safe transmission method of the present invention；
Fig. 2 is the module connection figure of the Security Data Transmission device of the present invention.
Specific embodiment
Below, in conjunction with accompanying drawing and specific embodiment, the present invention is described further：
A kind of data safe transmission method, as shown in figure 1, comprise the following specific steps that：
Step 01, mobile terminal APP are calculated a MD5 value according to its APP version number；By APP version number, a MD5
Value and log-on message are encrypted according to initial key, preferably AES encryption, generate logging request message；And by logging request
Message sends to WEB service end；
It should be noted that preserving APP version number and initial key in the SO file of mobile terminal APP；Mobile terminal App pair
During outer issue, easily it is illegally accessed and carries out decompiling；APP version number and initial key are saved in SO file, can
To reduce the probability of APP version number and initial key leakage.
Step 02, WEB service end are decrypted to receiving logging request message according to initial key, get APP version
This number, a MD5 value and log-on message；WEB service end obtains the corresponding MD5 value that prestores according to APP version number, and judges first
Whether MD5 value is consistent with the MD5 value that prestores, if execution step 03, otherwise terminates；
It should be noted that prestoring multiple different APP version numbers and its corresponding MD5 that prestores in WEB service end
Value.For example, APP version number is the corresponding MD5 value that prestores that the 1.0 corresponding MD5 value that prestores is 2.0 for 101, APP version number
For 110；The corresponding MD5 value that prestores, according to the APP version number getting, is found in WEB service end.If it is determined that a MD5 value and
The MD5 value that prestores is inconsistent, then explanation mobile terminal APP is considered tampered；If a MD5 value is consistent with the MD5 value that prestores, say
Bright mobile terminal APP was not tampered with.
Step 03, WEB service end judge whether log-on message and prestored user information mate, if being proved to be successful and holding
Row step 04, otherwise terminates.
It should be noted that WEB service end prestores all of prestored user information.
Step 04, WEB service end generate corresponding user's voucher and dynamic key according to prestored user information, and will determine that
Matching result, user's voucher and dynamic key are encrypted generation by initial key and log in feedback message, and will log in feedback
Message sends to mobile terminal APP；Execution step 05.
Wherein, dynamic key is a string random character string, and user's voucher is then a string unique character string, a user
Voucher is corresponding with a prestored user information.All produce dynamic key after login authentication every time, make during encryption and decryption
With dynamic key, increase communication ciphertext and be trapped and then by the difficulty of Brute Force.
Step 05, mobile terminal APP are decrypted to logging in feedback message according to initial key, get judgement coupling knot
Really, user's voucher and dynamic key；Mobile terminal APP is calculated the 2nd MD5 value according to its APP version number；By APP version number,
2nd MD5 value and service requesting information are encrypted according to dynamic key, generate service request message；And by service request message
Send to WEB service end with corresponding user's voucher.
Step 06, WEB service end according to the corresponding dynamic key of user's acquisition of credentials receiving, and according to dynamic key
The service request message receiving is decrypted, gets APP version number, the 2nd MD5 value and service requesting information；WEB takes
Business end obtains the corresponding MD5 value that prestores according to APP version number, and whether judge the 2nd MD5 value consistent with the MD5 value that prestores, if
It is carried out step 07, otherwise terminate；
It should be noted that WEB service end is after generating user's voucher and dynamic key, by user's voucher and dynamically close
Key and its corresponding relation are stored；Therefore WEB terminal can be according to the user's acquisition of credentials receiving to corresponding dynamically close
Key.
Step 07, WEB service end are operated accordingly according to service requesting information, and generate corresponding Business Processing knot
Really；Service processing result is encrypted generation result message according to dynamic key by WEB service end, and by this result
Message sends to mobile terminal APP.
Dynamic key is decrypted by step 08, mobile terminal APP to receiving result message, obtains Business Processing knot
Really.
A kind of Security Data Transmission device, as shown in Fig. 2 specifically include：
Logging request module, is applied to mobile terminal APP, for being calculated a MD5 value according to its APP version number；Will
APP version number, a MD5 value and log-on message are encrypted according to initial key, preferably AES encryption, generate logging request
Message；And send logging request message to WEB service end；
It should be noted that preserving APP version number and initial key in the SO file of mobile terminal APP；Mobile terminal App pair
During outer issue, easily it is illegally accessed and carries out decompiling；APP version number and initial key are saved in SO file, can
To reduce the probability of APP version number and initial key leakage；
First login authentication module, is applied to WEB service end, for according to initial key to receiving logging request message
It is decrypted, get APP version number, a MD5 value and log-on message；WEB service end obtains corresponding according to APP version number
Prestore MD5 value, and whether judge a MD5 value consistent with the MD5 value that prestores, if being carried out the second login authentication module, otherwise
Terminate；
It should be noted that prestoring multiple APP version numbers and its corresponding MD5 value that prestores in WEB service end.Example
As, APP version number be 1.0 corresponding prestore MD5 value for 101, APP version number be 2.0 the corresponding MD5 value that prestores for 110；
The corresponding MD5 value that prestores, according to the APP version number getting, is found in WEB service end.If it is determined that a MD5 value and the MD5 that prestores
Value is inconsistent, then explanation mobile terminal APP is considered tampered；If a MD5 value is consistent with the MD5 value that prestores, illustrate to move
End APP was not tampered with.
Whether the second login authentication module, is applied to WEB service end, for judging log-on message and prestored user information
Joining, if being carried out logging in feedback module, otherwise terminating.
It should be noted that WEB service end prestores all of prestored user information.
Log in feedback module, be applied to WEB service end, for according to prestored user information generate corresponding user's voucher and
Dynamic key, and will determine that matching result, user's voucher and dynamic key are encrypted generation by initial key and log in feedback
Message, and send logging in feedback message to mobile terminal APP.
Wherein, dynamic key is a string random character string, and user's voucher is then a string unique character string, a user
Voucher is corresponding with a prestored user information.
Business application module, is applied to mobile terminal APP, for being decrypted to logging in feedback message according to initial key,
Get and judge matching result, user's voucher and dynamic key；Mobile terminal APP is calculated the 2nd MD5 according to its APP version number
Value；APP version number, the 2nd MD5 value and service requesting information are encrypted according to dynamic key, generate service request message；
And send service request message and corresponding user's voucher to WEB service end.
Business authentication module, is applied to WEB service end, for corresponding dynamically close according to the user's acquisition of credentials receiving
Key, and according to dynamic key, the service request message receiving is decrypted, get APP version number, the 2nd MD5 value and industry
Business solicited message；WEB service end obtains the corresponding MD5 value that prestores according to APP version number, and judges the 2nd MD5 value and the MD5 that prestores
Whether value is consistent, if being carried out service operation module, otherwise terminates；
It should be noted that WEB service end is after generating user's voucher and dynamic key, by user's voucher and dynamically close
Key and its corresponding relation are stored；Therefore WEB terminal can be according to the user's acquisition of credentials receiving to corresponding dynamically close
Key.
Service operation module, is applied to WEB service end, for being operated accordingly according to service requesting information and raw
Become corresponding service processing result；Service processing result is encrypted generation result according to dynamic key by WEB service end
Message, and this result message is sent to mobile terminal APP；
Acquisition module, is applied to mobile terminal APP, for dynamic key is decrypted to receiving result message,
Obtain service processing result.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various
Corresponding change and deformation, and all these change and deformation all should belong to the protection domain of the claims in the present invention
Within.
Claims (10)
1. a kind of data safe transmission method is it is characterised in that comprise the steps：
S1, mobile terminal APP are calculated a MD5 value according to its APP version number；By APP version number, a MD5 value and login
Information is encrypted generation logging request message according to initial key, and logging request message is sent to WEB service end；Mobile
There are APP version number and initial key in the APP of end；
S2, WEB service end are decrypted to the logging request message receiving according to initial key, get APP version number,
One MD5 value and log-on message；The corresponding MD5 value that prestores is obtained according to APP version number, and judges a MD5 value and the MD5 value that prestores
Whether consistent, if being carried out S3, otherwise terminate；There are multiple different APP version numbers in WEB service end and it is corresponding
The different MD5 values that prestores；
S3, WEB service end judge whether log-on message and prestored user information mate, if being proved to be successful, otherwise terminate.
2. data safe transmission method as claimed in claim 1 is it is characterised in that APP version number and initial key are saved in
In the SO file of mobile terminal APP.
3. data safe transmission method as claimed in claim 1 or 2 is it is characterised in that execute S4 after being proved to be successful in S3；
S4, WEB service end generate corresponding user's voucher and dynamic key according to prestored user information, and will determine that coupling knot
Really, user's voucher and dynamic key are encrypted generation by initial key and log in feedback message, and send out logging in feedback message
Deliver to mobile terminal APP, execute S5；
S5, mobile terminal APP according to initial key to log in feedback message be decrypted, get judge matching result, user with
Card and dynamic key；2nd MD5 value is calculated according to its APP version number；By APP version number, the 2nd MD5 value and service request
Information is encrypted according to dynamic key, generates service request message；And service request message and corresponding user's voucher are sent out
Deliver to WEB service end.
4. data safe transmission method as claimed in claim 3 is it is characterised in that also comprise the steps after S5：
S6, WEB service end according to the corresponding dynamic key of user's acquisition of credentials receiving, and according to dynamic key to receiving
Service request message be decrypted, get APP version number, the 2nd MD5 value and service requesting information；According to APP version number
Obtain the corresponding MD5 value that prestores, and whether with prestore MD5 value consistent, if according to service requesting information if judging the 2nd MD5 value
Operated accordingly, otherwise terminated.
5. data safe transmission method as claimed in claim 4 is it is characterised in that in S6, carry out according to service requesting information
Also comprise the steps after corresponding operation：
S7, WEB service end are operated accordingly according to service requesting information, and generate corresponding service processing result；According to
Service processing result is encrypted generation result message by dynamic key, and this result message is sent to mobile terminal
APP；
Dynamic key is decrypted by S8, mobile terminal APP to receiving result message, obtains service processing result.
6. a kind of Security Data Transmission device is it is characterised in that specifically include：
Logging request module, is applied to mobile terminal APP, for being calculated a MD5 value according to its APP version number；By APP version
This number, a MD5 value and log-on message are encrypted generation logging request message according to initial key, and by logging request message
Send to WEB service end；There are APP version number and initial key in the APP of mobile terminal；
First login authentication module, is applied to WEB service end, for being entered to the logging request message receiving according to initial key
Row deciphering, gets APP version number, a MD5 value and log-on message；The corresponding MD5 value that prestores is obtained according to APP version number,
And whether with prestore MD5 value consistent, if being carried out S3, otherwise terminate if judging a MD5 value；Have multiple in WEB service end
Different APP version numbers and its corresponding different MD5 value that prestores；
Second login authentication module, is applied to WEB service end, for judging whether log-on message and prestored user information mate,
If being proved to be successful, otherwise terminate.
7. Security Data Transmission device as claimed in claim 6 is it is characterised in that APP version number and initial key are saved in
In the SO file of mobile terminal APP.
8. Security Data Transmission device as claimed in claims 6 or 7 is it is characterised in that also include：
Log in feedback module, be applied to WEB service end, for corresponding user's voucher and dynamic is generated according to prestored user information
Key, and will determine that matching result, user's voucher and dynamic key are encrypted generation by initial key and log in feedback message,
And send logging in feedback message to mobile terminal APP, execute business application module；
Business application module, is applied to mobile terminal APP, for being decrypted to logging in feedback message according to initial key, obtains
Arrive and judge matching result, user's voucher and dynamic key；2nd MD5 value is calculated according to its APP version number；By APP version
Number, the 2nd MD5 value and service requesting information be encrypted according to dynamic key, generate service request message；And by service request
Message and corresponding user's voucher send to WEB service end.
9. Security Data Transmission device as claimed in claim 8 is it is characterised in that also include：
Business authentication module, is applied to WEB service end, the corresponding dynamic key of user's acquisition of credentials receiving for basis,
And according to dynamic key, the service request message receiving is decrypted, get APP version number, the 2nd MD5 value and business
Solicited message；The corresponding MD5 value that prestores is obtained according to APP version number, and whether judge the 2nd MD5 value consistent with the MD5 value that prestores,
If being operated accordingly according to service requesting information, otherwise terminate.
10. Security Data Transmission device as claimed in claim 9 is it is characterised in that also include：
Service operation module, is applied to WEB service end, for being operated accordingly according to service requesting information, and generates phase
The service processing result answered；Service processing result is encrypted by generation result message according to dynamic key, and by this
Reason result message sends to mobile terminal APP；
Acquisition module, is applied to mobile terminal APP, for being decrypted dynamic key to receiving result message, obtains
Service processing result.
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| CN106878336A (en) * | 2017-03-29 | 2017-06-20 | 福建中金在线信息科技有限公司 | A kind of data interactive method and device |
| CN107992737A (en) * | 2017-11-27 | 2018-05-04 | 广东欧珀移动通信有限公司 | Examine method, apparatus, terminal and the readable storage medium storing program for executing of comprehensive test instrument |
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| CN109255245A (en) * | 2018-08-13 | 2019-01-22 | 海南新软软件有限公司 | A kind of local cryptographic key protection method, apparatus and system |
| CN109873789A (en) * | 2017-12-04 | 2019-06-11 | 北新集团建材股份有限公司 | A kind of data ciphering method based on client and server |
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