CN106302429B - Communication encryption method - Google Patents
Communication encryption method Download PDFInfo
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- CN106302429B CN106302429B CN201610650800.7A CN201610650800A CN106302429B CN 106302429 B CN106302429 B CN 106302429B CN 201610650800 A CN201610650800 A CN 201610650800A CN 106302429 B CN106302429 B CN 106302429B
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- 230000006854 communication Effects 0.000 title claims abstract description 125
- 238000004891 communication Methods 0.000 title claims abstract description 123
- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000012795 verification Methods 0.000 claims abstract description 17
- 238000013507 mapping Methods 0.000 claims description 10
- 238000004364 calculation method Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Classifications
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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
- H04L63/0435—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 wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption
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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
- H04L63/126—Applying verification of the received information the source of the received data
Abstract
The invention provides a communication encryption method, which is applied to the authentication of a client by a server, wherein the client is connected with the server; the communication encryption method comprises the following steps: step S1, the client sends the information of the communication interface needing to communicate to the server; step S2, the server side encrypts the received information of the communication interface by a preset method and returns the encrypted information of the communication interface to the client side; and step S3, the client communicates with the server through the encrypted information of the communication interface, and the server receives the encrypted information of the communication interface in communication and converts the encrypted information of the communication interface into the information of the communication interface according to the inverse method of the preset method. The technical scheme has the advantages that the communication between the client and the server is safe, the verification speed is higher, and the defect that the server performance is reduced because the identity of the client needs to be verified every time in the prior art is overcome.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a communication encryption method.
Background
With the rapid development of the internet technology, more and more intelligent devices can be connected to the internet to help people to live, work and study, and on the other hand, network security is more and more emphasized.
Disclosure of Invention
Aiming at the problems of the request verification of the server to the intelligent equipment in the prior art, the communication encryption method aims at realizing the safe verification and higher verification speed.
The specific technical scheme is as follows:
a communication encryption method is applied to the authentication of a client by a server side, wherein,
the client is connected with the server;
the communication encryption method comprises the following steps:
step S1, the client sends the information of the communication interface needing to communicate to the server;
step S2, the server side encrypts the received information of the communication interface by a preset method and returns the encrypted information of the communication interface to the client side;
and step S3, the client communicates with the server through the encrypted information of the communication interface, and the server receives the encrypted information of the communication interface in communication and converts the encrypted information of the communication interface into the information of the communication interface according to the inverse method of the preset method.
Preferably, before the step S1, the method further includes the steps of:
step S01, the client sends an authentication request encrypted with a predetermined first secret key to the server;
step S02, after receiving the encrypted authentication request, the server decrypts the encrypted authentication request with a corresponding second secret key;
and step S03, the server side verifies the decrypted authentication request, if the verification is passed, the step S1 is executed, and if the verification is not passed, the step S1 is exited.
Preferably, in step S01, the authentication request includes an encrypted data packet, and the encrypted data packet includes the information of the communication interface that needs to be communicated and encrypted by the first secret key, and a digest of the information of the communication interface that needs to be communicated and encrypted by the first secret key, and the digest of the information of the communication interface that needs to be communicated is obtained by calculation according to the information of the communication interface that needs to be communicated by a preset algorithm.
Preferably, the server provides a database for pre-storing the serial number of the client and the second key associated with the serial number;
the step S02 further includes the following steps:
step S021, the server side obtains the number of the corresponding client side and the encrypted data packet according to the authentication request;
step S022, the server side obtains the second secret key corresponding to the serial number from the database according to the serial number;
step S023, the server decrypts the encrypted data packet with the obtained second secret key to obtain information of the communication interface that needs to be communicated corresponding to the client and a digest of the information of the communication interface that needs to be communicated.
Preferably, the step S03 includes the steps of:
step 031, the server calculates the information of the communication interface needing to communicate through the preset algorithm to obtain a summary value;
and S032, comparing the digest value with the digest of the information of the communication interface needing to be communicated, which is obtained by decryption, wherein if the digest value is consistent, the verification is passed, and if the digest value is inconsistent, the verification fails.
Preferably, the preset algorithm is a hash algorithm.
Preferably, the preset method includes:
providing a mapping relation table, generating a unique encrypted value according to the information of the interface needing to be communicated, which is sent by the client, storing the information of the interface needing to be communicated and the corresponding encrypted value into the mapping relation table, and returning the encrypted value to the client as the encrypted information of the communication interface.
Preferably, the server starts timing when generating the encrypted value, and disables the encrypted value if the timing exceeds a preset time.
Preferably, the information of the communication interface is a URL address.
Preferably, the encrypted value is obtained by acquiring a random number as a key to encrypt information of the interface to be communicated.
The technical scheme has the following advantages or beneficial effects: the communication between the client and the server is safe, the verification speed is higher, and the defect that the server performance is reduced because the identity of the client needs to be verified every time in the prior art is overcome.
Drawings
Embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings. The drawings are, however, to be regarded as illustrative and explanatory only and are not restrictive of the scope of the invention.
FIG. 1 is a flow chart of an embodiment of a communication encryption method of the present invention;
FIG. 2 is a flowchart of an embodiment of a communication encryption method according to the present invention, relating to sending an authentication request;
FIG. 3 is a flowchart illustrating decryption of an authentication request according to an embodiment of a communication encryption method of the present invention;
fig. 4 is a flowchart of verifying a decrypted authentication request according to an embodiment of a communication encryption method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
The invention comprises a communication encryption method.
An embodiment of a communication encryption method is applied to the authentication of a client by a server, wherein,
the client is connected with the server;
as shown in fig. 1, the authentication and authorization method includes the following steps:
step S1, the client sends the information of the communication interface needing to communicate to the server;
step S2, the server side encrypts the received information of the communication interface by a preset method and returns the encrypted information of the communication interface to the client side;
and step S3, the client communicates with the server through the encrypted information of the communication interface, and the server receives the encrypted information of the communication interface in communication and converts the encrypted information of the communication interface into the information of the communication interface according to the inverse method of the preset method.
When the existing client communicates with the server, the server usually authenticates the identity of the client every time, so that the communication speed is slow, a large amount of system resources of the server are occupied, and if the number of clients is large, the response speed of the server is slowed down by frequent authentication, so that the performance of the server is reduced;
in the technical scheme, in order to quickly establish communication with the server and ensure that the communication process is safer, the client can send information of a communication interface needing to be communicated to the server, the server encrypts the information of the communication interface through a preset method after receiving the information of the communication interface needing to be communicated and returns the encrypted information of the communication interface to the client, the client establishes communication with the server according to the encrypted information of the communication interface, and the server receives the encrypted information of the communication interface sent by the client at the moment and can convert the encrypted information into the information of the communication interface before encryption through the reverse method of the preset method so as to respond to the operation of the client; the server encrypts the information of the communication interface needing communication, which is sent by the client, so that the communication process is safer, and the defect that the server performance is reduced because the client identity needs to be verified every time in the prior art is overcome.
In a preferred embodiment, before step S1, as shown in fig. 2, the method further includes the following steps:
step S01, the client sends an authentication request encrypted with a predetermined first secret key to the server;
step S02, after receiving the encrypted authentication request, the server decrypts the encrypted authentication request with the corresponding second secret key;
and step S03, the service end verifies the decrypted authentication request, if the verification is passed, the step S1 is executed, and if the verification is not passed, the operation is quitted.
In general, if a client wants to establish communication with a server, the server performs identity authentication on the client;
in the above technical solution, the method for authenticating the identity of the client may specifically be that the client sends an authentication request encrypted by a first secret key to the server, the server decrypts the encrypted authentication request by a second secret key after receiving the request, and verifies the decrypted authentication request, and if the verification is passed, the client sends communication information of a communication interface that needs to communicate to the server, and if the verification is failed, the client does not have the authority of the server to communicate.
In a preferred embodiment, in step S01, the authentication request includes an encrypted data packet, the encrypted data packet includes information of the communication interface to be communicated encrypted with the first secret key and a digest of the information of the communication interface to be communicated encrypted with the first secret key, and the digest of the information of the communication interface to be communicated is obtained by a preset algorithm according to the information of the communication interface to be communicated.
In one preferred embodiment, the predetermined algorithm may be a hash algorithm.
In the technical scheme, the client side can encrypt the information of the communication interface needing communication through a preset algorithm, namely a hash algorithm, to generate the digest, and encrypt the digest and the information of the communication interface needing communication through the first secret key to form an encrypted data packet in the authentication request.
In a preferred embodiment, the server provides a database for pre-storing the serial number of the client and the second key associated with the serial number;
as shown in fig. 3, step S02 further includes the following steps:
step S021, the server side obtains the number of the corresponding client side and an encrypted data packet according to the authentication request;
step S022, the server side obtains a second secret key corresponding to the serial number from the database according to the serial number;
in step S023, the server decrypts the encrypted data packet with the obtained second key to obtain information of the communication interface that needs to be communicated corresponding to the client and a digest of the information of the communication interface that needs to be communicated.
In the above technical solution, the serial number and the second key in the client terminal stored in the server terminal, where the serial number of the client terminal in the database and the second key associated with the serial number may be submitted when the client terminal registers with the server terminal, that is, the first key and the second key are the same key;
after receiving the number sent by the client, the server can search the second secret key associated with the number in the database according to the number, so as to decrypt the encrypted data packet sent by the client through the second secret key, thereby obtaining the information of the communication interface which needs to be communicated and corresponds to the client in the encrypted data packet and the abstract of the information of the communication interface which needs to be communicated.
In a preferred embodiment, step S03, as shown in fig. 4, includes the following steps:
step S031, the server calculates the information of the communication interface needing to communicate through a preset algorithm to obtain a summary value;
and step S032, comparing the digest value with the digest of the information of the communication interface which needs to be communicated and is obtained by decryption, if the digest value is consistent with the information of the communication interface, the verification is passed, and if the digest value is inconsistent with the information of the communication interface, the verification fails.
In the above technical scheme, when the authentication request sent by the client is authenticated, the encrypted data packet may be decrypted by using the obtained second key to obtain the first digest value corresponding to the encrypted data packet and the information of the communication interface of the client, and the information of the communication interface is calculated by using a hash algorithm to obtain the second digest value, so that the first digest value and the second digest value are compared, if the comparison is consistent, the authentication is passed, and if the authentication is inconsistent, the client does not have the right to access the server at the moment.
In a preferred embodiment, the presetting method comprises:
providing a mapping relation table, generating a unique encryption value according to the information of the interface needing to be communicated, which is sent by the client, storing the information of the interface needing to be communicated and the corresponding encryption value in the mapping relation table, and returning the encryption value to the client as the encrypted information of the communication interface.
In a preferred embodiment, the encrypted value in the above technical solution can be obtained by obtaining a random number as a key to encrypt information of an interface that needs to communicate.
In the technical scheme, after receiving information of a communication interface needing communication sent by a client, a server encrypts the information of the communication interface needing communication through a preset encryption algorithm, namely a hash algorithm, to randomly generate an encrypted value, stores the encrypted value and the information of the communication interface needing communication in a mapping relation table, returns the encrypted value to the client, returns the encrypted value after receiving the encrypted value by the client, uses the encrypted value as the information of the encrypted communication interface, finds the information of the communication interface corresponding to the encrypted value in the mapping relation table according to the encrypted value sent by the client, and establishes communication with the client.
In a preferred embodiment, the server starts timing when the encryption value is generated, and disables the encryption value if the timing exceeds a preset time.
In the technical scheme, the connection between the client and the server can be released by invalidating the encryption value exceeding the preset time, so that the client is prevented from occupying resources of the server for a long time.
In a preferred embodiment, the information of the communication interface in the above technical solution may be a URL address.
In a specific embodiment, when a client needs to access a server, an authentication request can be sent through the client, and the server passes authentication according to the authentication request;
the client sends information of a communication interface needing communication to the server, such as { "interface": http:// www.xxx.com/test1 "}, after the server receives {" interface ": http:// www.xxx.com/test 1" } sent by the client, the server encrypts and calculates the { "interface": http:// www.xxx.com/test1 "} by acquiring a random number as a key to obtain an encrypted value GDFSS corresponding to {" interface ": http:// www.xxx.com/test 1" }, the server saves the { "interface": http:// www.xxx.com/test1 "} and the GDFSS, i.e. the {" interface ": http:// FSS" } 4/FSS "} in a mapping relation table, returns the GDS to the server, and sends the information to the client according to a mapping relation of FSS www.xxx, the FSS www.xxx and the FSS is obtained according to the FSS' {" interface "}, i.e. to enable normal communication with the client.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (6)
1. A communication encryption method is applied to the authentication of a client terminal by a server terminal and is characterized in that,
the client is connected with the server;
the communication encryption method comprises the following steps:
step S1, the client sends the information of the communication interface needing to communicate to the server;
step S2, the server side encrypts the received information of the communication interface by a preset method and returns the encrypted information of the communication interface to the client side;
step S3, the client sends the encrypted information of the communication interface to the server, and the server converts the information of the communication interface received after encryption into the information of the communication interface according to the inverse method of the preset method in communication;
before step S1, the method further includes the following steps:
step S01, the client sends an authentication request encrypted with a predetermined first secret key to the server;
step S02, after receiving the encrypted authentication request, the server decrypts the encrypted authentication request with a corresponding second secret key;
step S03, the server side verifies the decrypted authentication request, if the authentication is passed, the step S1 is executed, and if the authentication is not passed, the step S1 is exited;
in step S01, the authentication request includes an encrypted data packet, where the encrypted data packet includes the information of the communication interface to be communicated, which is encrypted with the first secret key, and a digest of the information of the communication interface to be communicated, which is encrypted with the first secret key, and the digest of the information of the communication interface to be communicated is obtained by calculation according to the information of the communication interface to be communicated through a preset algorithm;
the server provides a database for pre-storing the serial number of the client and the second secret key associated with the serial number;
the step S02 further includes the following steps:
step S021, the server side obtains the number of the corresponding client side and the encrypted data packet according to the authentication request;
step S022, the server side obtains the second secret key corresponding to the serial number from the database according to the serial number;
step S023, the server decrypts the encrypted data packet with the obtained second secret key to obtain information of the communication interface that needs to be communicated corresponding to the client and a digest of the information of the communication interface that needs to be communicated;
the step S03 includes the following steps:
step 031, the server calculates the information of the communication interface needing to communicate through the preset algorithm to obtain a summary value;
and S032, comparing the digest value with the digest of the information of the communication interface needing to be communicated, which is obtained by decryption, wherein if the digest value is consistent, the verification is passed, and if the digest value is inconsistent, the verification fails.
2. The communication encryption method according to claim 1, wherein the predetermined algorithm is a hash algorithm.
3. The communication encryption method according to claim 1, wherein the preset method comprises:
providing a mapping relation table, generating a unique encrypted value according to the information of the interface needing to be communicated, which is sent by the client, storing the information of the interface needing to be communicated and the corresponding encrypted value into the mapping relation table, and returning the encrypted value to the client as the encrypted information of the communication interface.
4. The communication encryption method according to claim 3, wherein the server starts timing when generating the encryption value, and disables the encryption value if the timing exceeds a predetermined time.
5. The communication encryption method according to claim 1, wherein the information of the communication interface is a URL address.
6. The communication encryption method according to claim 3, wherein the encrypted value is obtained by encrypting the information of the interface requiring communication by acquiring a random number as a key.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610650800.7A CN106302429B (en) | 2016-08-10 | 2016-08-10 | Communication encryption method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610650800.7A CN106302429B (en) | 2016-08-10 | 2016-08-10 | Communication encryption method |
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| CN106302429A CN106302429A (en) | 2017-01-04 |
| CN106302429B true CN106302429B (en) | 2020-01-10 |
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| CN102487376A (en) * | 2010-12-01 | 2012-06-06 | 金蝶软件（中国）有限公司 | Enterprise resource planning system login method, device and system |
| CN102546579A (en) * | 2010-12-31 | 2012-07-04 | 北大方正集团有限公司 | Method, device and system used for providing system resources |
| US9374366B1 (en) * | 2005-09-19 | 2016-06-21 | Jpmorgan Chase Bank, N.A. | System and method for anti-phishing authentication |
| CN105808990A (en) * | 2016-02-23 | 2016-07-27 | 平安科技（深圳）有限公司 | Method and device for controlling URL access on basis of IOS system |
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| US9374366B1 (en) * | 2005-09-19 | 2016-06-21 | Jpmorgan Chase Bank, N.A. | System and method for anti-phishing authentication |
| CN101453329A (en) * | 2007-12-07 | 2009-06-10 | 北京闻言科技有限公司 | Method for enhancing system security by pre-login |
| CN102487376A (en) * | 2010-12-01 | 2012-06-06 | 金蝶软件（中国）有限公司 | Enterprise resource planning system login method, device and system |
| CN102546579A (en) * | 2010-12-31 | 2012-07-04 | 北大方正集团有限公司 | Method, device and system used for providing system resources |
| CN105808990A (en) * | 2016-02-23 | 2016-07-27 | 平安科技（深圳）有限公司 | Method and device for controlling URL access on basis of IOS system |
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