CN111541653B - Data communication monitoring system and method - Google Patents
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- CN111541653B CN111541653B CN202010256662.0A CN202010256662A CN111541653B CN 111541653 B CN111541653 B CN 111541653B CN 202010256662 A CN202010256662 A CN 202010256662A CN 111541653 B CN111541653 B CN 111541653B
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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
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
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- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
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- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
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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
- H04L63/14—Network architectures or network communication protocols for network security for detecting or protecting against malicious traffic
- H04L63/1408—Network architectures or network communication protocols for network security for detecting or protecting against malicious traffic by monitoring network traffic
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Abstract
The invention provides a data communication monitoring system and a method, comprising the following steps: the system comprises an administrator authority identification unit, a communication authority setting unit, an abnormal data identification unit and a flow monitoring unit. The invention ensures the use safety of the system by identifying the authority of the system administrator; when the client uses the data communication network, the abnormal information in the data stream sent by the client is identified in real time, and after the identification is successful, the communication authority of the corresponding client is closed or the flow monitoring unit is used for limiting the flow of the corresponding client, so that the user experience is ensured, and meanwhile, the safety of the communication network is effectively guaranteed.
Description
Technical Field
The invention relates to the technical field of electronic communication, in particular to a data communication monitoring system and a data communication monitoring method.
Background
Data communication is a communication form which integrates data processing and transmission, realizes the receiving, storage, processing and transmission of digital information, and controls, checks and manages information flow. With the continuous development of data communication networks, more and more communication devices have been applied to industry and daily life, which greatly facilitates the work and life of people.
Along with the wide application of data communication, the security problem of data communication is increasingly appearing. Aiming at the existing data communication network, the conditions of malicious attack and damage initiated by illegal personnel often exist, for example, abnormal data is sent continuously, malicious traffic occupying the network is sent, or data with illegal information is sent from time to time, so that the data is spread in the network. Therefore, how to enhance monitoring on a data communication network, and effectively discover and control the malicious behavior, thereby ensuring security of data communication is a problem to be solved urgently.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a data communication monitoring system and method, which can effectively find and monitor malicious data, thereby ensuring the security of data communication.
In order to achieve the purpose, the invention is realized by the following technical scheme: a data communication monitoring system, comprising: the system comprises an administrator authority identification unit, a communication authority setting unit, an abnormal data identification unit and a flow monitoring unit;
the administrator authority identification unit is used for identifying the identity of a system administrator and opening a corresponding authority level to the administrator;
the communication authority setting unit is used for setting the communication network use authority of the client;
the abnormal data identification unit is used for identifying abnormal information in a data stream sent by the client, and after the abnormal information is successfully identified, the communication authority of the corresponding client is forbidden through the communication authority setting unit or the flow of the corresponding client is limited through the flow monitoring unit;
and the flow monitoring unit is used for monitoring the data flow of the client and controlling the data flow.
Further, a threshold value alarm unit is also included,
and the threshold alarm unit is used for sending alarm information when the flow monitoring unit monitors that the data flow of the client exceeds a preset threshold.
The wireless communication unit comprises an SIM card slot and an SIM card communication module, the SIM card slot is connected with the SIM card communication module through an SIM card communication circuit, and the SIM card slot is internally provided with an SIM and used for sending communication monitoring data or alarm information to a handheld communication terminal of an administrator through a GSM network.
Further, the administrator authority authentication unit includes: the system comprises an input module, a storage module, a comparison module and a permission opening module;
the input module is used for inputting the identity information and the identity check code of an administrator;
the storage module is used for storing the administrator identity information, the corresponding identity check code and the authority level;
the comparison module is used for comparing the identity information and the identity check code of the administrator which are input by multiple times with the identity information and the identity check code in the storage module, and locking the corresponding authority level after the comparison is successful;
and the permission opening module is used for opening the permission level of the administrator according to the permission information.
Further, the abnormal data identifying unit includes:
the data warehouse stores a preset abnormal data set;
the model building module is used for building an abnormal data model for preset abnormal data by adopting a neural network-based modeling algorithm;
the data queue building module is used for reading the data stream sent by the client and building a data queue of the data stream;
and the identification module is used for loading the abnormal data models, matching the data streams with the abnormal data models one by one according to the data queues, and recording the clients corresponding to the data streams after matching is completed.
Further, the abnormal data identification unit further includes:
and the analysis module is used for counting the client data matched with the identification module in a batch processing mode to obtain the data scale, the abnormal information proportion and the sensitive information intensity, and obtaining the abnormal grade of the client according to a preset evaluation standard.
Further, the communication authority setting unit is also used for closing the communication network use authority of the client after the abnormal level of the client reaches a first preset level; and the flow monitoring unit is also used for modifying the TCP connection limiting parameter of the client after the abnormal level of the client reaches a second preset level, wherein the TCP connection quantity of the client in a preset time interval is not more than the TCP connection limiting parameter.
Correspondingly, the invention also discloses a data communication monitoring method, which comprises the following steps:
s1: identifying the identity of a system administrator and opening a corresponding permission level to the administrator;
s2: reading a data stream sent by a client, and identifying abnormal information in the data stream;
s3: after the identification is successful, forbidding the communication authority of the client or limiting the current, and generating a processing result;
s4: and sending the processing result to a handheld communication terminal of an administrator through a GSM network.
Further, the step S2 specifically includes:
s21: reading a data stream sent by a client, and establishing a data queue of the data stream;
s22: loading an abnormal data model, matching the data stream with the abnormal data model one by one according to the data queue, and recording a client corresponding to the data stream after matching is completed;
s23: and counting the client data matched with the identification module in a batch processing mode to obtain the data scale, the abnormal information proportion and the sensitive information intensity, and obtaining the abnormal grade of the client according to a preset evaluation standard.
Further, the step S3 specifically includes:
when the abnormal level of the client reaches a first preset level, closing the communication network use permission of the client; and the method is used for modifying the TCP connection limiting parameter of the client after the abnormal level of the client reaches a second preset level, so that the number of TCP connections of the client in a preset time interval is not more than the TCP connection limiting parameter.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a data communication monitoring system and a method, which ensure the use safety of the system by identifying the authority of a system administrator; when the client uses the data communication network, the abnormal information in the data stream sent by the client is identified in real time, and after the identification is successful, the communication authority of the corresponding client is closed or the flow monitoring unit is used for limiting the flow of the corresponding client, so that the user experience is ensured, and meanwhile, the safety of the communication network is effectively guaranteed. In addition, the invention is also provided with a wireless communication unit which can communicate with a handheld communication terminal of an administrator through a GSM network, and further can send threshold value alarm and corresponding communication data to the administrator.
Therefore, compared with the prior art, the invention has prominent substantive features and remarkable progress, and the beneficial effects of the implementation are also obvious.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a system configuration diagram of the first embodiment of the present invention.
FIG. 2 is a flow chart of a method according to a second embodiment of the present invention.
FIG. 3 is a flow chart of a method according to a third embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention refers to the accompanying drawings.
The first embodiment is as follows:
as shown in fig. 1, a data communication monitoring system includes: the system comprises an administrator authority identification unit, a communication authority setting unit, an abnormal data identification unit, a flow monitoring unit, a threshold value alarm unit and a wireless communication unit;
and the administrator authority identification unit is used for identifying the identity of a system administrator and opening a corresponding authority level to the administrator. The administrator authority authentication unit includes: the system comprises an input module, a storage module, a comparison module and a permission opening module; the input module is used for inputting the identity information and the identity check code of an administrator; the storage module is used for storing the administrator identity information, the corresponding identity check code and the authority level; the comparison module is used for comparing the identity information and the identity check code of the administrator which are input by multiple times with the identity information and the identity check code in the storage module, and locking the corresponding authority level after the comparison is successful; and the permission opening module is used for opening the permission level of the administrator according to the permission information.
And the communication authority setting unit is used for setting the communication network use authority of the client.
The abnormal data identification unit is used for identifying abnormal information in the data stream sent by the client, and after the abnormal information is successfully identified, the communication authority of the corresponding client is forbidden through the communication authority setting unit or the flow of the corresponding client is limited through the flow monitoring unit;
and the flow monitoring unit is used for monitoring the data flow of the client and controlling the data flow.
And the threshold value alarm unit is used for sending alarm information when the flow monitoring unit monitors that the data flow of the client exceeds a preset threshold value.
The wireless communication unit comprises an SIM card slot and an SIM card communication module, the SIM card slot is connected with the SIM card communication module through an SIM card communication circuit, and after an SIM is installed in the SIM card slot, the SIM card slot is used for sending communication monitoring data or alarm information to a handheld communication terminal of an administrator through a GSM network.
Wherein, the abnormal data identification unit includes:
and the data warehouse stores a preset abnormal data set.
And the model construction module is used for establishing an abnormal data model for the preset abnormal data by adopting a neural network-based modeling algorithm.
And the data queue building module is used for reading the data stream sent by the client and building a data queue of the data stream.
And the identification module is used for loading the abnormal data models, matching the data streams with the abnormal data models one by one according to the data queues, and recording the clients corresponding to the data streams after matching is completed.
And the analysis module is used for counting the client data matched with the identification module in a batch processing mode to obtain the data scale, the abnormal information proportion and the sensitive information intensity, and obtaining the abnormal grade of the client according to a preset evaluation standard.
And when the abnormal level of the client reaches a first preset level, the communication authority setting unit closes the communication network use authority of the client. The client is prohibited from using the communication network for a certain time. And when the abnormal level of the client reaches a second preset level, the flow monitoring unit modifies the TCP connection limiting parameter of the client, wherein the number of TCP connections of the client in a preset time interval is not more than the TCP connection limiting parameter. And once the TCP connection limit parameter is exceeded, prohibiting the client from TCP connection again within a certain time period, and opening the connection after the number of the TCP connections is reduced to be lower than the TCP connection limit parameter.
Example two:
correspondingly, as shown in fig. 2, the invention also discloses a data communication monitoring method, which comprises the following steps:
s201: and identifying the identity of a system administrator and opening a corresponding permission level to the administrator.
S202: and reading the data stream sent by the client, and identifying abnormal information in the data stream.
S203: and after the identification is successful, forbidding the communication authority of the client or limiting the current, and generating a processing result.
S204: and sending the processing result to a handheld communication terminal of an administrator through a GSM network.
Example three:
on the basis of the foregoing embodiment, as shown in fig. 3, this embodiment further discloses a data communication monitoring method, which includes the following steps:
s301: and identifying the identity of a system administrator and opening a corresponding permission level to the administrator.
S302: and reading the data stream sent by the client and establishing a data queue of the data stream.
S303: and loading the abnormal data models, matching the data streams with the abnormal data models one by one according to the data queues, and recording the clients corresponding to the data streams after matching is completed.
S304: and counting the client data matched with the identification module in a batch processing mode to obtain the data scale, the abnormal information proportion and the sensitive information intensity, and obtaining the abnormal grade of the client according to a preset evaluation standard.
S305: when the abnormal level of the client reaches a first preset level, closing the communication network use authority of the client; and after the abnormal level of the client reaches a second preset level, modifying the TCP connection limiting parameter of the client, so that the number of TCP connections of the client in a preset time interval is not more than the TCP connection limiting parameter.
S306: and sending the communication monitoring process data and the alarm information to a handheld communication terminal of an administrator through a GSM network.
In the embodiments provided by the present invention, it should be understood that the disclosed system, system and method can be implemented in other ways. For example, the above-described system embodiments are merely illustrative, and for example, the division of the units is only one logical functional division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, systems or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional modules in the embodiments of the present invention may be integrated into one processing unit, or each module may exist alone physically, or two or more modules are integrated into one unit.
Similarly, each processing unit in the embodiments of the present invention may be integrated into one functional module, or each processing unit may exist physically, or two or more processing units are integrated into one functional module.
The invention is further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
Claims (7)
1. A data communication monitoring system, comprising: the system comprises an administrator authority identification unit, a communication authority setting unit, an abnormal data identification unit and a flow monitoring unit;
the administrator authority identification unit is used for identifying the identity of a system administrator and opening a corresponding authority level to the administrator;
the communication authority setting unit is used for setting the communication network use authority of the client;
the abnormal data identification unit is used for identifying abnormal information in the data stream sent by the client, and after the abnormal information is successfully identified, the communication authority of the corresponding client is forbidden through the communication authority setting unit or the flow of the corresponding client is limited through the flow monitoring unit;
the flow monitoring unit is used for monitoring the data flow of the client and controlling the data flow;
the abnormal data identification unit includes:
the data warehouse stores a preset abnormal data set;
the model building module is used for building an abnormal data model for preset abnormal data by adopting a neural network-based modeling algorithm;
the data queue building module is used for reading the data stream sent by the client and building a data queue of the data stream;
the identification module is used for loading the abnormal data models, matching the data streams with the abnormal data models one by one according to the data queues, and recording the clients corresponding to the data streams after matching is completed;
the abnormal data identification unit further includes:
the analysis module is used for counting the client data matched with the identification module in a batch processing mode to obtain data scale, abnormal information proportion and sensitive information intensity, and obtaining the abnormal grade of the client according to a preset evaluation standard;
the communication authority setting unit is also used for closing the communication network use authority of the client after the abnormal level of the client reaches a first preset level; and the flow monitoring unit is also used for modifying the TCP connection limiting parameter of the client after the abnormal level of the client reaches a second preset level, wherein the TCP connection quantity of the client in a preset time interval is not more than the TCP connection limiting parameter.
2. The data communication monitoring system of claim 1, further comprising a threshold alarm unit,
and the threshold alarm unit is used for sending alarm information when the flow monitoring unit monitors that the data flow of the client exceeds a preset threshold.
3. The data communication monitoring system according to claim 1 or 2, further comprising a wireless communication unit, wherein the wireless communication unit comprises an SIM card slot and an SIM card communication module, the SIM card slot and the SIM card communication module are connected through an SIM card communication circuit, and after the SIM card is installed in the SIM card slot, the wireless communication unit is used for sending the communication monitoring data or the alarm information to the handheld communication terminal of the administrator through the GSM network.
4. The data communication monitoring system of claim 1, wherein the administrator authority authentication unit comprises: the system comprises an input module, a storage module, a comparison module and a permission opening module;
the input module is used for inputting identity information and an identity check code of an administrator;
the storage module is used for storing the administrator identity information, the corresponding identity check code and the authority level;
the comparison module is used for comparing the input identity information and the input identity check code of the administrator with the identity information and the input identity check code in the storage module, and locking the corresponding authority level after the comparison is successful;
and the permission opening module is used for opening the permission level of the administrator according to the permission information.
5. A data communication monitoring method using the data communication monitoring system according to any one of claims 1 to 4, comprising the steps of:
s1: identifying the identity of a system administrator, and opening a corresponding permission level to the administrator;
s2: reading a data stream sent by a client, and identifying abnormal information in the data stream;
s3: after the identification is successful, forbidding the communication authority of the client or limiting the current, and generating a processing result;
s4: and sending the processing result to a handheld communication terminal of an administrator through a GSM network.
6. The data communication monitoring method according to claim 5, wherein the step S2 specifically comprises:
s21: reading a data stream sent by a client, and establishing a data queue of the data stream;
s22: loading abnormal data models, matching the data streams with the abnormal data models one by one according to the data queues, and recording clients corresponding to the data streams after matching is completed;
s23: and counting the client data matched with the identification module by adopting a batch processing mode to obtain the data scale, the abnormal information proportion and the sensitive information intensity, and obtaining the abnormal grade of the client according to a preset evaluation standard.
7. The data communication monitoring method according to claim 6, wherein the step S3 specifically comprises:
when the abnormal level of the client reaches a first preset level, closing the communication network use authority of the client; and when the abnormal level of the client reaches a second preset level, modifying the TCP connection limiting parameter of the client, so that the number of TCP connections of the client in a preset time interval is not more than the TCP connection limiting parameter.
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| CN105187380A (en) * | 2015-08-05 | 2015-12-23 | 全球鹰（福建）网络科技有限公司 | Secure access method and system |
| CN107483870A (en) * | 2017-08-16 | 2017-12-15 | 合肥庆响网络科技有限公司 | Internet video communication system |
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| CN105281981B (en) * | 2015-11-04 | 2019-04-02 | 北京百度网讯科技有限公司 | The data traffic monitoring method and device of network service |
| FR3061579B1 (en) * | 2016-12-29 | 2020-05-08 | David Legeay | SECURITY SYSTEM FOR A LOCAL COMPUTER NETWORK |
| CN108600270A (en) * | 2018-05-10 | 2018-09-28 | 北京邮电大学 | A kind of abnormal user detection method and system based on network log |
| CN108809974A (en) * | 2018-06-07 | 2018-11-13 | 深圳先进技术研究院 | A kind of Network Abnormal recognition detection method and device |
| CN110691064B (en) * | 2018-09-27 | 2022-01-04 | 国家电网有限公司 | Safety access protection and detection system for field operation terminal |
| CN109460675A (en) * | 2018-10-26 | 2019-03-12 | 温州博盈科技有限公司 | A kind of enterprise information security management method |
| CN110768970B (en) * | 2019-10-16 | 2022-02-25 | 新华三信息安全技术有限公司 | Equipment evaluation and abnormality detection method, device, electronic equipment and storage medium |
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| CN105187380A (en) * | 2015-08-05 | 2015-12-23 | 全球鹰（福建）网络科技有限公司 | Secure access method and system |
| CN107483870A (en) * | 2017-08-16 | 2017-12-15 | 合肥庆响网络科技有限公司 | Internet video communication system |
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