CN106130954A - A kind of data processing method of mobile Internet teaching system - Google Patents
A kind of data processing method of mobile Internet teaching system Download PDFInfo
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- CN106130954A CN106130954A CN201610381495.6A CN201610381495A CN106130954A CN 106130954 A CN106130954 A CN 106130954A CN 201610381495 A CN201610381495 A CN 201610381495A CN 106130954 A CN106130954 A CN 106130954A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/04—Real-time or near real-time messaging, e.g. instant messaging [IM]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/07—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail characterised by the inclusion of specific contents
- H04L51/10—Multimedia information
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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
-
- 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
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/146—Markers for unambiguous identification of a particular session, e.g. session cookie or URL-encoding
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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
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
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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
- H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
- H04L9/3066—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Electrically Operated Instructional Devices (AREA)
- Mobile Radio Communication Systems (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses the data processing method of a kind of mobile Internet teaching system, the method real-time implementation wireless mobile is imparted knowledge to students, the three-part interactive of real-time implementation teacher, student and the head of a family, all interactive datas by after encryption, carry out remote transmission, improve promptness and the transmission reliability of internet teaching system.
Description
Art
The present invention relates to the data processing method of a kind of mobile Internet teaching system.
Background technology
Mobile learning, as a branch of e-learning, is just being increasingly subject to the concern of people, and is becoming higher education
Technology and the new focus of association area research.Mobile learning as a kind of brand-new study form school eduaction and training field
There is immeasurable application potential.The main purpose of mobile learning utilizes mobile terminal and cordless communication network to teach exactly
Learn relevant activity, including study of attending class, access teaching resource, course evaluation and test etc..
But, using above-mentioned online teaching Platform Server to carry out in the mode learnt, only teacher and student two
The process of side's participation in learning, the head of a family is usually left out.It is to say, when teacher issues study on teaching platform server
After task, in addition to student can learn that learning tasks are the most issued after logining teaching platform server, the head of a family also has no way of
Learn.But it practice, the process of whole study typically requires teacher, student, the head of a family work in coordination, indispensable, no matter lack
Which side, the achievement of study all can be had a greatly reduced quality.Although teacher can notify student's in the way of additionally with address e-mail
The head of a family, but such advice method cannot guarantee that parents of student can understand student learning task in real time.
Mobile learning system can use immediate communication platform to realize, and immediate communication platform is the most modern as one
Communication mode, is bringing great convenience simultaneously, there is also bigger potential safety hazard, for solving instant messaging
Safety problem, occurs in that multiple security instant communication software both at home and abroad.For jointly setting up session key, security instant communication software
Key agreement need to be carried out before communication between two or more mobile studying terminal, not only there is due to instant messaging group communication
Function, but also there are deferred information transmitting-receiving ability, this key agreement allowing for instant encryption communication and other coded communications
Mode is different, and current existing its key agreement of security instant communication product can be divided into certificate type and without certificate type.
At present, for solving the safety problem in mobile learning system data communication, coded communication has become and has gradually entered into people
The visual field, the end-to-end omnidistance encryption technology of the primary employing of coded communication, omnidistance between air interface and network use ciphertext to pass
Send mode, make call be difficult to eavesdrop, it is ensured that the safety of whole data communication process.
Summary of the invention
The present invention provides the data processing method of a kind of mobile Internet teaching system, the method can realize wireless in real time
The Web-based instruction, it is possible to realize the remote interaction of teacher, student and the head of a family, teaching data is by, after encryption, remotely passing
Defeated, it is ensured that the safety of teaching data transmission.
To achieve these goals, the present invention provides the data processing method of a kind of mobile Internet teaching system, the party
Method specifically includes following steps:
S1. mobile studying terminal and head of a family's terminal are set up with teaching platform server and are connected；
S2. teaching platform server, mobile teaching platform server and head of a family's terminal Real-time Collection instructional video sound respectively
Frequently, student's video/audio and head of a family's video/audio；
S3. the side encrypted by safety in real time between mobile studying terminal and head of a family's terminal and teaching platform server three
Formula transceiving data.
Preferably, in step sl, described mobile studying terminal and head of a family's terminal are set up with teaching platform server and are connected
During, its step includes:
Described mobile studying terminal and head of a family's terminal are initiated TCP to described teaching platform server and are connected；
The PKI inspection of teaching of use Platform Server judges that the sig that described mobile studying terminal and head of a family's terminal provide is
No legal；During if it is determined that be no, then connection failure, if it is determined that during for being, the most described mobile studying terminal and head of a family's end and base station
Set up and connect.
Preferably, the mode transceiving data of the encryption of the safety in described S3 specifically includes following steps:
S31. make teaching platform server accept the setting of at least one public private key pair, and make mobile studying terminal and the head of a family
Terminal has PKI；
S32. teaching platform server connects mobile studying terminal and the conversation request of head of a family's terminal and distributes session；
S33. teaching platform server arranges Session ID, obtains session key according to Session ID；
S34. by described Session ID and session key, and use private key signature send to mobile studying terminal and
Head of a family's terminal；
S35. utilize described session key encryption and decryption data information, carry out data information security transmission.
Preferably, in step S31, in the Data Security Control unit of the teaching controlling module of teaching platform server
At least one public private key pair is set, and makes mobile studying terminal and head of a family's terminal have PKI；Described public private key pair is encrypted accordingly
Algorithm can use ECC algorithm, and detailed process is as follows:
S311. by T_SKA/T_PKA, NB_SKB/NB_PKB, by scalar multiplication algorithm on elliptic curve, computation key consults the
A part of Part1；
Key agreement Part I Part1=DPSM2(TSKA, NBPKB)；
S312: by NB_SKA/NB_PKA, T_SKB/T_PKB, by scalar multiplication algorithm on elliptic curve, computation key consults the
Two parts Part2；
Key agreement Part II Part2=DPSM2(NBSKA, TPKB)；
S313: by NB_SKA/NB_PKA, NB_SKB/NB_PKB, by scalar multiplication algorithm on elliptic curve, computation key is consulted
Part III Part3；
Part III Part3=DPSM2(NBSKA, NBPKB)；
S314: by key agreement Part I Part1, key agreement Part II Part2, key agreement Part III
Part3 connects into key components KM；
Key components KM=Part1 | | Part2 | | Part3)；
S315: key components KM and the first character string SM3 compression algorithm become the father of 256bit roll representative the closeest
Key N_CC；
Initial key N_CC=HSM3 (KM | | the first character string)
According to scalar multiplication algorithm on elliptic curve feature, by this calculating process, communicating pair calculates consistent father and rolls generation
Table initial key N_CC.
Preferably, in described step S32, when mobile studying terminal and head of a family's terminal need to enter with teaching platform server
During the exchange of row data, conversation request will be sent to described Data Security Control unit；Described Data Security Control unit receives institute
After stating conversation request, for described mobile studying terminal and head of a family's terminal distribution session.
Preferably, in described step S33, described Data Security Control unit, session mark will be set for the session of distribution
Know symbol, and according to described Session ID, it is thus achieved that session key, described session can uniquely be marked by described Session ID
Know；Described session key can encrypt session.
Preferably, described Data Security Control unit, described Session ID and session key are used the mode of encryption,
Send described mobile studying terminal and head of a family's terminal to, and use the private key in Data Security Control unit to sign, make institute
State mobile studying terminal and head of a family's terminal can utilize the PKI of Data Security Control unit of reception to verify, strengthen session
Safety；Described mobile studying terminal and head of a family's terminal can use described session key data message, and send institute to
State Data Security Control unit, or deciphering data message of the encryption of acquirement from described Data Security Control unit, to institute
State key and carry out data screening and orthogonal processing.
Preferably, described Data Security Control unit can also use described session key encryption and decryption data information, with institute
State mobile studying terminal and head of a family's terminal carries out data exchange；When mobile studying terminal and head of a family's terminal need to set to information security
When preparation send data message, teaching platform server receives the data of the encryption of described mobile studying terminal and the transmission of head of a family's terminal
Information, and utilize described session key decrypting ciphertext information to obtain original plaintext message；As described mobile studying terminal and the head of a family
When terminal needs to obtain data message from described teaching platform server, described Data Security Control unit is by mobile learning eventually
After the data message that end and head of a family's terminal need utilizes session key to be encrypted, send described mobile studying terminal and the head of a family to
Terminal, and utilize described session key decrypting ciphertext information to obtain original plaintext message；Data exchange safety is carried out.
The present invention has the following advantages and beneficial effect: this system can be imparted knowledge to students with real-time implementation wireless mobile, real-time implementation
The three-part interactive of teacher, student and the head of a family, all interactive datas by after encryption, carry out remote transmission, improve mutually
The promptness of online teaching system and transmission reliability.
Accompanying drawing explanation
Fig. 1 shows the block diagram of a kind of campus internet system realizing Mobile Teaching of the present invention.
Fig. 2 shows the flow chart of the data processing method of a kind of mobile Internet teaching system of the present invention.
Detailed description of the invention
Fig. 1 shows a kind of campus internet system realizing Mobile Teaching of the present invention.This system includes multiple shifting
Dynamic learning terminal 1, teaching platform server 2, and multiple head of a family's terminal 3；
Wherein, mobile studying terminal 1 includes:
Study end video and audio data collection and playing module 11, for gathering video and the audio frequency of student, can be used for playing religion
Learn Voice & Video, and can be used for playing head of a family's video and audio frequency；
Learning data storage and processing module 12, be used for storing and process mobile learning end data；
Study end wireless data transmission interface 14, be used for learning end wireless receiving and dispatching data, can be used for educational server and
The radio communication of head of a family's terminal；
Study control module 13, for controlling and coordinate the modules of mobile studying terminal.
Described teaching platform server 2 includes:
Teaching end video and audio data collection and playing module 23, be used for gathering instructional video and audio frequency, can be used for playing student
Voice & Video, and can be used for playing head of a family's video and audio frequency；
Teaching data storage and processing module 22, be used for storing and process Mobile Teaching end data；
Teaching end wireless data transmission interface 21, is used for end wireless receiving and dispatching data of imparting knowledge to students, can be used for and mobile studying terminal
Radio communication with head of a family's terminal；
Teaching controlling module 24, for controlling and coordinate the modules of teaching platform server.
Described head of a family's terminal 3 includes:
Head of a family's end video and audio data collection and playing module 34, be used for gathering head of a family's video and audio frequency, can be used for playing teaching
Voice & Video, and can be used for playing student's video and audio frequency；
Family's long data storage and processing module 33, for the mobile head of a family's end data of storage and process；
Head of a family's end wireless data transmission interface 31, for head of a family's end wireless receiving and dispatching data, can be used for and teaching platform service
Device and the radio communication of mobile studying terminal；
Parental control module 32, for controlling and coordinate the modules of head of a family's terminal.
Teaching platform server 2 also corresponding with mobile studying terminal 1 corrects result in order to data of correcting students' papers to produce,
Teaching platform server is also in order to transmit the information of having corrected to mobile studying terminal 1 and head of a family's terminal 3, mobile studying terminal 1
And/or head of a family's terminal 3 can also be used with to check and corrects result.
Teaching platform server 2 can carry out statistical analysis to the result of correcting corresponding with all mobile studying terminal 1,
And after statistical analysis, produce corresponding result report, described result report can comprise ranking and average achievement, it is possible to
Rate etc. is answered questions with comprise each exercise question.
Teaching platform server 2 may be provided for teacher and uploads the courseware edited, and teaching platform server 2 is permissible
There is provided edition interface so that teacher can edit courseware on teaching platform server 2.
Described teaching controlling module 24, including Data Security Control unit, when described mobile studying terminal 1 and head of a family's terminal
When 3 needs and teaching platform server carry out data exchange, conversation request will be sent to described Data Security Control unit；Described
After Data Security Control unit receives described conversation request, session need to be distributed for described mobile studying terminal 1 and head of a family's terminal 3.
Described Data Security Control unit, will arrange Session ID for the session of distribution, and according to described session identification
Symbol, it is thus achieved that session key, described session can uniquely be identified by described Session ID；Described session key can be encrypted
Session.
Described Data Security Control unit, uses described Session ID and session key the mode of encryption, sends to
Described mobile studying terminal 1 and head of a family's terminal 3, and use the private key in Data Security Control unit to sign, make described shifting
Dynamic learning terminal 1 and head of a family's terminal 3 can utilize the PKI of the Data Security Control unit of reception to verify, strengthen session peace
Quan Xing；Described mobile studying terminal 1 and head of a family's terminal 3 can use described session key data message, and send institute to
State Data Security Control unit, or deciphering data message of the encryption of acquirement from described Data Security Control unit, to institute
State key and carry out data screening and orthogonal processing.
Described Data Security Control unit can also use described session key encryption and decryption data information, with described Mobile Learning
Practise terminal 1 and head of a family's terminal 3 carries out data exchange；When described mobile studying terminal 1 and head of a family's terminal 3 need to take to teaching platform
When business device 2 sends data message, what the Data Security Control unit described mobile studying terminal 1 of reception and head of a family's terminal 3 sent adds
Close data message, and utilize described session key decrypting ciphertext information to obtain original plaintext message；When described mobile learning is whole
When end 1 and head of a family's terminal 3 need to obtain data message from described teaching platform server 2, described Data Security Control unit
After utilizing session key to be encrypted the data message that described mobile studying terminal 1 and head of a family's terminal 3 need, send to described
Mobile studying terminal 1 and head of a family's terminal 3, and utilize described session key decrypting ciphertext information to obtain original plaintext message；Make
Data exchange safety is carried out.
Described server data wireless transmission interface 21 includes receptor, distributor and stream control device, described control module bag
Including frequency control device, receptor is for learning mobile studying terminal data and head of a family's terminal wireless of the transmission of end data wireless transmission interface
Head of a family's end data that coffret sends, the data that receptor receives are distributed to teaching data storage and process mould by distributor
Block, and the speed of data receiver is passed to teaching controlling module, the adaptation value that teaching controlling module produces is sent out by stream control device
Give the frequency control device of teaching controlling module, to control the speed of the data receiver of teaching platform server 2.
Fig. 2 shows the flow chart of the data processing method of a kind of mobile Internet teaching system of the present invention.The method
Specifically include following steps:
S1. mobile studying terminal and head of a family's terminal are set up with teaching platform server and are connected；
S2. teaching platform server, mobile teaching platform server and head of a family's terminal Real-time Collection instructional video sound respectively
Frequently, student's video/audio and head of a family's video/audio；
S3. the side encrypted by safety in real time between mobile studying terminal and head of a family's terminal and teaching platform server three
Formula transceiving data.
Preferably, in step sl, described mobile studying terminal and head of a family's terminal are set up with teaching platform server and are connected
During, its step includes:
Described mobile studying terminal and head of a family's terminal are initiated TCP to described teaching platform server and are connected；
The PKI inspection of teaching of use Platform Server judges that the sig that described mobile studying terminal and head of a family's terminal provide is
No legal；During if it is determined that be no, then connection failure, if it is determined that during for being, the most described mobile studying terminal and head of a family's end and base station
Set up and connect.
Preferably, the mode transceiving data of the encryption of the safety in described S3 specifically includes following steps:
S31. make teaching platform server accept the setting of at least one public private key pair, and make mobile studying terminal and the head of a family
Terminal has PKI；
S32. teaching platform server connects mobile studying terminal and the conversation request of head of a family's terminal and distributes session；
S33. teaching platform server arranges Session ID, obtains session key according to Session ID；
S34. by described Session ID and session key, and use private key signature send to mobile studying terminal and
Head of a family's terminal；
S35. utilize described session key encryption and decryption data information, carry out data information security transmission.
Preferably, in step S31, in the Data Security Control unit of the teaching controlling module of teaching platform server
At least one public private key pair is set, and makes mobile studying terminal and head of a family's terminal have PKI；Described public private key pair is encrypted accordingly
Algorithm can use ECC algorithm, and detailed process is as follows:
S311. by T_SKA/T_PKA, NB_SKB/NB_PKB, by scalar multiplication algorithm on elliptic curve, computation key consults the
A part of Part1；
Key agreement Part I Part1=DPSM2(TSKA, NBPKB)；
S312: by NB_SKA/NB_PKA, T_SKB/T_PKB, by scalar multiplication algorithm on elliptic curve, computation key consults the
Two parts Part2；
Key agreement Part II Part2=DPSM2(NBSKA, TPKB)；
S313: by NB_SKA/NB_PKA, NB_SKB/NB_PKB, by scalar multiplication algorithm on elliptic curve, computation key is consulted
Part III Part3；
Part III Part3=DPSM2(NBSKA, NBPKB)；
S314: by key agreement Part I Part1, key agreement Part II Part2, key agreement Part III
Part3 connects into key components KM；
Key components KM=Part1 | | Part2 | | Part3)；
S315: key components KM and the first character string SM3 compression algorithm become the father of 256bit roll representative the closeest
Key N_CC；
Initial key N_CC=HSM3 (KM | | the first character string)
According to scalar multiplication algorithm on elliptic curve feature, by this calculating process, communicating pair calculates consistent father and rolls generation
Table initial key N_CC.
Preferably, in described step S32, when mobile studying terminal and head of a family's terminal need to enter with teaching platform server
During the exchange of row data, conversation request will be sent to described Data Security Control unit；Described Data Security Control unit receives institute
After stating conversation request, for described mobile studying terminal and head of a family's terminal distribution session.
Preferably, in described step S33, described Data Security Control unit, session mark will be set for the session of distribution
Know symbol, and according to described Session ID, it is thus achieved that session key, described session can uniquely be marked by described Session ID
Know；Described session key can encrypt session.
Preferably, described Data Security Control unit, described Session ID and session key are used the mode of encryption,
Send described mobile studying terminal and head of a family's terminal to, and use the private key in Data Security Control unit to sign, make institute
State mobile studying terminal and head of a family's terminal can utilize the PKI of Data Security Control unit of reception to verify, strengthen session
Safety；Described mobile studying terminal and head of a family's terminal can use described session key data message, and send institute to
State Data Security Control unit, or deciphering data message of the encryption of acquirement from described Data Security Control unit, to institute
State key and carry out data screening and orthogonal processing.
Preferably, described Data Security Control unit can also use described session key encryption and decryption data information, with institute
State mobile studying terminal and head of a family's terminal carries out data exchange；When mobile studying terminal and head of a family's terminal need to set to information security
When preparation send data message, teaching platform server receives the data of the encryption of described mobile studying terminal and the transmission of head of a family's terminal
Information, and utilize described session key decrypting ciphertext information to obtain original plaintext message；As described mobile studying terminal and the head of a family
When terminal needs to obtain data message from described teaching platform server, described Data Security Control unit is by mobile learning eventually
After the data message that end and head of a family's terminal need utilizes session key to be encrypted, send described mobile studying terminal and the head of a family to
Terminal, and utilize described session key decrypting ciphertext information to obtain original plaintext message；Data exchange safety is carried out.
As mentioned above, although the embodiment and the accompanying drawing that are limited according to embodiment are illustrated, but to the art
Various amendment and deformation can be carried out from above-mentioned record for there is the technical staff of general knowledge.Such as, according to explanation
Technology in the mutually different order of illustrated method carry out, and/or according to the system of explanation, structure, device, circuit etc.
The form that method illustrated by element is mutually different is combined or combines, or carries out according to other elements or equipollent
Replace or displacement also can reach suitable effect.For general technical staff of the technical field of the invention, do not taking off
On the premise of present inventive concept, make some equivalents and substitute or obvious modification, and performance or purposes are identical, all should be considered as
Belong to protection scope of the present invention.
Claims (8)
1. an operation method for campus based on the Internet teaching system, the method specifically includes following steps:
S1. mobile studying terminal and head of a family's terminal are set up with teaching platform server and are connected；
S2. teaching platform server, mobile teaching platform server and head of a family's terminal Real-time Collection instructional video audio frequency, respectively
Raw video/audio and head of a family's video/audio；
S3. receive by the way of safety is encrypted in real time between mobile studying terminal and head of a family's terminal and teaching platform server three
Send out data.
2. the method for claim 1, it is characterised in that in step sl, described mobile studying terminal and head of a family's terminal
Setting up with teaching platform server during being connected, its step includes:
Described mobile studying terminal and head of a family's terminal are initiated TCP to described teaching platform server and are connected；
The PKI inspection of teaching of use Platform Server judges whether the sig that described mobile studying terminal and head of a family's terminal provide closes
Method；During if it is determined that be no, then connection failure, if it is determined that during for being, the most described mobile studying terminal and head of a family's end are set up with base station
Connect.
3. the method for claim 1, it is characterised in that the mode transceiving data of the safety encryption in described S3 is concrete
Comprise the steps:
S31. make teaching platform server accept the setting of at least one public private key pair, and make mobile studying terminal and head of a family's terminal
There is PKI；
S32. teaching platform server connects mobile studying terminal and the conversation request of head of a family's terminal and distributes session；
S33. teaching platform server arranges Session ID, obtains session key according to Session ID；
S34. by described Session ID and session key, and private key signature is used to send mobile studying terminal and the head of a family to
Terminal；
S35. utilize described session key encryption and decryption data information, carry out data information security transmission.
4. method as claimed in claim 3, it is characterised in that in step S31, at the teaching controlling of teaching platform server
The Data Security Control unit of module arranges at least one public private key pair, and makes mobile studying terminal and head of a family's terminal have public affairs
Key；The corresponding AES of described public private key pair can use ECC algorithm, and detailed process is as follows:
S311. by T_SKA/T_PKA, NB_SKB/NB_PKB, by scalar multiplication algorithm on elliptic curve, computation key consults first
Divide Part1；
Key agreement Part I Part1=DPSM2(TSKA, NBPKB)；
S312: by NB_SKA/NB_PKA, T_SKB/T_PKB, by scalar multiplication algorithm on elliptic curve, computation key consults second
Divide Part2；
Key agreement Part II Part2=DPSM2(NBSKA, TPKB)；
S313: by NB_SKA/NB_PKA, NB_SKB/NB_PKB, by scalar multiplication algorithm on elliptic curve, computation key consults the 3rd
Part Part3；
Part III Part3=DPSM2(NBSKA, NBPKB)；
S314: by key agreement Part I Part1, key agreement Part II Part2, key agreement Part III Part3
Connect into key components KM；
Key components KM=Part1 | | Part2 | | Part3)；
S315: key components KM and the first character string SM3 compression algorithm become the father of 256bit roll and represents initial key N_
CC；
Initial key N_CC=HSM3 (KM | | the first character string)
According to scalar multiplication algorithm on elliptic curve feature, by this calculating process, communicating pair calculates consistent father and rolls at the beginning of representative
Beginning key N_CC.
5. method as claimed in claim 3, it is characterised in that in described step S32, when mobile studying terminal and the head of a family are whole
When end needs to carry out data exchange with teaching platform server, conversation request will be sent to described Data Security Control unit；Institute
After stating the Data Security Control unit described conversation request of reception, for described mobile studying terminal and head of a family's terminal distribution session.
6. method as claimed in claim 3, it is characterised in that in described step S33, described Data Security Control unit,
Session ID will be set for the session of distribution, and according to described Session ID, it is thus achieved that session key, described Session ID
Described session uniquely can be identified；Described session key can encrypt session.
7. method as claimed in claim 6, it is characterised in that described Data Security Control unit, by described Session ID
Mode with session key uses encryption, sends described mobile studying terminal and head of a family's terminal to, and uses Data Security Control
Private key in unit is signed, and makes described mobile studying terminal and head of a family's terminal can utilize the Data Security Control list of reception
The PKI of unit is verified, strengthens secure session；Described mobile studying terminal and head of a family's terminal can use described session close
Key ciphered data information, and send described Data Security Control unit to, or deciphering is from described Data Security Control unit
The data message of the encryption obtained, carries out data screening and orthogonal processing to described key.
8. method as claimed in claim 7, it is characterised in that described Data Security Control unit can also use described session
Key encryption and decryption data information, carries out data exchange with described mobile studying terminal and head of a family's terminal；When mobile studying terminal and
Head of a family's terminal need to information safety devices send data message time, teaching platform server receive described mobile studying terminal and
The data message of the encryption that head of a family's terminal sends, and utilize described session key decrypting ciphertext information to obtain original plaintext message；
When described mobile studying terminal and head of a family's terminal need to obtain data message from described teaching platform server, described data
After the data message that mobile studying terminal and head of a family's terminal need is utilized session key to be encrypted by security control unit, transmit
To described mobile studying terminal and head of a family's terminal, and described session key decrypting ciphertext information is utilized to obtain original plaintext message；
Data exchange safety is carried out.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660488A (en) * | 2017-10-10 | 2019-04-19 | 中兴通讯股份有限公司 | A kind of method and device that anti-message is divulged a secret |
| CN110599834A (en) * | 2019-09-24 | 2019-12-20 | 苏州悦聪教育科技有限公司 | Intelligent online and offline interactive education system and education method |
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2016
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660488A (en) * | 2017-10-10 | 2019-04-19 | 中兴通讯股份有限公司 | A kind of method and device that anti-message is divulged a secret |
| CN110599834A (en) * | 2019-09-24 | 2019-12-20 | 苏州悦聪教育科技有限公司 | Intelligent online and offline interactive education system and education method |
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