CN103514407A - Method and system for killing viruses of audio/video files transmitted from office network to production network - Google Patents
Method and system for killing viruses of audio/video files transmitted from office network to production network Download PDFInfo
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- CN103514407A CN103514407A CN201310422069.9A CN201310422069A CN103514407A CN 103514407 A CN103514407 A CN 103514407A CN 201310422069 A CN201310422069 A CN 201310422069A CN 103514407 A CN103514407 A CN 103514407A
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
- G06F21/55—Detecting local intrusion or implementing counter-measures
- G06F21/56—Computer malware detection or handling, e.g. anti-virus arrangements
Abstract
The invention provides a method and a system for killing viruses of audio/video files transmitted from an office network to a production network. The method comprises the steps: an office network client-side performs security filtering on the audio/video files to be transmitted to the production network and sends the filtered audio/video files to an anti-virus wall; an embedded virus-killing module of the anti-virus wall performs primary virus killing on the audio/video files and then sends the audio/video files to a primary virus-killing server; the primary virus-killing server performs file segmenting on the audio/video files according to frames, performs secondary virus killing on all of frames of audio/video files, then adds corresponding feature identifiers for all of frames of audio/video files and sends the audio/video files to a secondary virus-killing server of the production network; the secondary virus-killing server verifies the safety of all of frames of audio/video files according to the feature identifiers carried by all of frames of audio/video files and performs tertiary virus killing on the audio/video files.
Description
Technical field
The present invention relates to network field, particularly relate to a kind of virus method that is transferred to the audio-video document of producing net from Office Network, and a kind of virus killing system that is transferred to the audio-video document of producing net from Office Network.
Background technology
Development along with new media, Television News Media want the environment of current information explosion under survived better, just have to pay attention to the significant threat that new media causes traditional media, ubiquitous dissemination of news person, and unrivaled effect of time for news, brought enormous impact all to existing news.The editor press gang's of TV station source of news no longer only limits to obtaining of the traditional approachs such as special topic, investigation interview, special visit, the network information, mobile phone the mode such as are uploaded and are accelerated the ageing of news, need press gang fast the material information getting to be imported to each that produce net from Office Network (or by outside movable storage device) and make machine room and carry out editing.
At present, the data security exchange system using between Office Network and production net, mainly to be deployed in three grades of transmission virus killing workstations of many covers of producing net, between workstation by USB(USB (universal serial bus)) share cable and be connected, realize three grades of transmission and three grades of virus killings.
When transfer files, transmission ends is by data waiting for transmission according to certain size section, and the workstation of corresponding receiving end is killed virus to each section, then a plurality of sections after virus killing is spliced into a complete file.
The problem existing in above background technology is:
First, in this transmission mode, three workstations all have as receiving end in transmission link, cause the service pressure of the workstation of producing net larger; In three virus killings, by twice USB ferry-boat transmission, need to consume a large amount of time, cause file transfer inefficiency; Because transmission virus killing workstation adopts distributed deployment at each make-up room of producing each floor of net, if there is problem, be not easy to maintenance and management; Adopt three grades of virus killings, if blocking up appears in transmission, inconvenient investigation problem.
Summary of the invention
The invention provides a kind of virus method and system that is transferred to the audio-video document of producing net from Office Network, to overcome the problems referred to above or to address the above problem at least in part.
In order to address the above problem, the invention discloses a kind of (this part and claim are basic identical, and in order not increase your amount of reading, other parts rear copy out of question adds)
Compared with prior art, the present invention includes following advantage:
In background technology, adopt the three level work stations that produce net to kill virus, according to the embodiment of the present invention, the process from Office Network client transmissions to production net by audio-video document, increase PAA and two disinfection server are carried out three virus killings, avoid the pressure bringing to the workstation of producing net.
Because the work of killing virus is completed by transmission ends, after cutting, first killing virus and be transferred to again next node frame by frame, also without as the production net workstation of final receiving end, file being killed virus, greatly alleviated the service pressure of producing net, be beneficial to receiving end lightweight, reduce the program that it is disposed as far as possible, save space, improved the stability of receiving end; And the mode of transmission is pressed the mode that section is transmitted in prior art frame by frame, can reduce taking of bandwidth.
And, in the embodiment of the present invention, adopted PAA once to kill virus, realizing equally under the prerequisite of three virus killings, only need to carry out a USB ferry-boat transmission, reduced the transmission time of audio-video document, can also improve file transfer efficiency.
Because having adopted special disinfection server, the embodiment of the present invention kills virus, be convenient to virus killing task to carry out maintenance and management, in concrete realization, can build and comprise many USB transmission links, thereby the treatment effeciency that can improve service utilization factor and task, also can further improve transfer efficiency.
Accompanying drawing explanation
Fig. 1 is a kind of process flow diagram that is transferred to the virus method of the audio-video document of producing net from Office Network described in the embodiment of the present invention;
Fig. 2 is a kind of structured flowchart that is transferred to the virus killing system of the audio-video document of producing net from Office Network described in the embodiment of the present invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Below by embodiment, the realization flow of the method for the invention is elaborated.
With reference to Fig. 1, it shows a kind of process flow diagram that is transferred to the virus method of the audio-video document of producing net from Office Network described in the embodiment of the present invention.
In the embodiment of the present invention, client by Office Network is initiated the transmission to audio-video document, before transmission, can first carry out once safety filtration, particularly, can be at client deployment driving stage file type mask program, file type beyond conventional making formatted file is all shielded, for example, by configuration file type white list, comprising the file type of safety, if the type of audio-video document waiting for transmission is not on white list, filter out this document, thereby in data importing source, just stop as far as possible or reduce viral threat.
The embedding virus killing module of step 102, described PAA sends to one-level disinfection server by described audio-video document after described audio-video document is once killed virus.
PAA refers to the junction (gateway) that is deployed in enterprise network and internet, and Main Function is by various pernicious popular checking and killing virus, filters outside enterprise network, and PAA is based on protocol stack work, with between Office Network client for TCP is connected.In the embodiment of the present invention, at PAA, dispose NIPS and embed virus killing module, audio-video document is carried out to primary virus killing.
In the embodiment of the present invention, the described step that described audio-video document is sent to one-level disinfection server comprises:
Sub-step S11, described audio-video document is sent to ftp server cluster by ftp file transfer protocol;
Sub-step S12, by described ftp server cluster, described audio-video document is forwarded to described one-level disinfection server.
In the embodiment of the present invention, first audio-video document sends to ftp server cluster, by ftp server cluster, be further forwarded to one-level disinfection server, due to the mechanism that has adopted FTP to upload, broken away from the defect of former remote transmission, as: can not carry out breakpoint transmission, be subject to 2GB to transmit big or small restriction.Wherein, ftp server cluster can adopt the mode of load balancing when receiving and forwarding audio-video document, by one of them priority ftp server the highest or charge capacity minimum, completed, can alleviate the bottleneck of FTP transmission, ftp server has been set up load balancing, has got rid of the Single Point of Faliure of FTP.
In the embodiment of the present invention, one-level disinfection server to file cutting frame by frame, and is carried out secondary virus killing to every frame file after receiving audio-video document, and the file after virus killing sends to secondary disinfection server by USB USB (universal serial bus), i.e. once ferry-boat, secondary disinfection server is being produced net end.The mode of transmission is pressed the mode that section is transmitted in prior art frame by frame, can reduce taking of bandwidth.
Wherein, after virus killing, at every frame file, add characteristic of correspondence sign, in order to follow-up, every frame file is carried out to verification, described signature identification passes through the corresponding file content of a frame audio-video document, according to message digest algorithm, calculate, message digest algorithm is MD5(Message-Digest Algorithm5), the effect of MD5 is to allow large capacity information become a kind of secret form with quilt " compression " before digital signature software signature private key, exactly the byte serial of a random length is transformed into the sexadecimal number word string of a fixed length, can guarantee that communication is complete consistent.
In the embodiment of the present invention, one-level disinfection server can adopt double-H groove weld SB dedicated transmissions cable, is connected with secondary disinfection server.Second USB link transmission task feedback message, realizes task message and the complementary impact of solid data transmission.
In the embodiment of the present invention, one-level disinfection server can adopt double-H groove weld SB dedicated transmissions cable, is connected with secondary disinfection server.Article one, USB cable is for send audio-video document from one-level disinfection server to secondary disinfection server, and another USB cable transformation task feedback message, realizes task message and the complementary impact of solid data transmission.
The signature identification that step 104, described secondary disinfection server are carried according to each frame audio-video document carries out verification to the security of each frame audio-video document, and carries out described audio-video document to carry out three virus killings.
Secondary disinfection server receives after each frame audio-video document, first according to signature identification, each audio-video document is carried out to security verification, and particularly, secondary disinfection server can comprise a plurality of signature identifications and corresponding security.Security can be divided into a plurality of ranks, for example, a level security, two level securities etc., can know the security of every frame file according to signature identification, concrete, the security that signature identification is corresponding can be made by oneself according to user's applied environment and demand.
After carrying out security verification, secondary disinfection server can further be carried out virus killing for the third time to audio-video document.In background technology, adopt the three level work stations that produce net to kill virus, according to the embodiment of the present invention, the process from Office Network client transmissions to production net by audio-video document, increase PAA and two disinfection server, adopt PAA and two disinfection server to carry out successively three virus killings, thereby can avoid the pressure that brings to the workstation of producing net.And, realizing equally under the prerequisite of three virus killings, only need to carry out a USB ferry-boat transmission, reduced the transmission time of audio-video document, can also improve file transfer efficiency.
Because the work of killing virus is completed by transmission ends, after cutting, first killing virus and be transferred to again next node frame by frame, also without as the production net workstation of final receiving end, file being killed virus, greatly alleviated the service pressure of producing net, be beneficial to receiving end lightweight, reduce the program that it is disposed as far as possible, save space, improved the stability of receiving end.
And, because having adopted special disinfection server, the embodiment of the present invention kills virus, be convenient to virus killing task to carry out maintenance and management.
In concrete realization, PAA and two virus killing transmission server can all adopt the virus characteristic storehouse of different vendor.
In concrete realization, described method can also comprise:
After to the check results of each frame audio-video document being safety, each frame audio-video document is merged into a complete audio-video document.
By the embodiment of the present invention, audio-video document is cut into slices frame by frame and is transferred to after the second disinfection server, can further a plurality of frames that belong to an audio-video document be merged, thus the complete audio-video document after being killed virus.
In concrete realization, can also upgrade the antivirus applet of the antivirus applet of described PAA, described one-level disinfection server and described secondary disinfection server, can dispose anti-malicious code and the antivirus software with management function in Unified Set, and the anti-malicious code of regular update, antivirus software version.
Further preferred, described one-level disinfection server and secondary disinfection server comprise many groups, and before described audio-video document is sent to one-level disinfection server, described method also comprises:
According to the priority of each preset one-level disinfection server, select one-level disinfection server that priority is the highest as the object that sends described audio-video document.
Or, obtain the charge capacity of each one-level disinfection server, select the one-level disinfection server of charge capacity minimum as the object that sends described audio-video document.
In concrete realization, can build many USB transmission links, every link comprises respectively corresponding one-level disinfection server and secondary disinfection server, described audio-video document is sent to one-level disinfection server and first select a link to carry out data transmission before.Preferably, multilink can share same PAA, also can adopt respectively a fire wall.
Can different priority be set for the one-level disinfection server of each link, when needs transmit data, select the object as the described audio-video document of transmission that priority is the highest, also can judge the charge capacity of each one-level disinfection server temporarily, can select according to the charge capacity of each one-level disinfection server, for realizing load balancing, can select an one-level disinfection server of least-loaded to carry out data transmission.Thereby for importing data task, can realize the automatic distribution of task, can realize the load balancing of virus killing transmission trunking.
Adopt the mode of many USB transmission link can improve the treatment effeciency of serving utilization factor and task, also can further improve transfer efficiency.
It should be noted that, for aforesaid embodiment of the method, for simple description, therefore it is all expressed as to a series of combination of actions, but those skilled in the art should know, the present invention is not subject to the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in instructions all belongs to preferred embodiment, and related action might not be essential to the invention.
Explanation based on said method embodiment, the present invention also provides accordingly at the device embodiment of document transmission process transit code, realizes the content described in said method embodiment.
With reference to Fig. 2, it shows a kind of structured flowchart that is transferred to the virus killing system of the audio-video document of producing net from Office Network described in the embodiment of the present invention, specifically can comprise:
Office Network client 201, PAA 202, one-level disinfection server 203 and secondary disinfection server 204;
Described Office Network client 201, carries out safety filtering for produce the audio-video document of net to being sent to, and after filtration, described audio-video document is sent to PAA;
Described PAA 202, after adopting embedding virus killing module once to kill virus to described audio-video document, sends to one-level disinfection server by described audio-video document;
Described one-level disinfection server 203, for described audio-video document is carried out to cutting frame by frame, every frame audio-video document is carried out after secondary virus killing, and in interpolation, every frame audio-video document characteristic of correspondence sign, sends to the secondary disinfection server of producing net by USB USB (universal serial bus);
Described secondary disinfection server 204, carries out verification for the signature identification carrying according to each frame audio-video document to the security of each frame audio-video document, and carries out described audio-video document to carry out three virus killings.
In the embodiment of the present invention, preferably, described signature identification, by the corresponding file content of a frame audio-video document, calculates according to message digest algorithm;
Described secondary disinfection server, also, for after to the check results of each frame audio-video document being safety, merges into a complete audio-video document by each frame audio-video document.
In the embodiment of the present invention, preferably, described PAA, specifically for described audio-video document is sent to ftp server cluster by ftp file transfer protocol, described audio-video document is forwarded to described one-level disinfection server by described ftp server cluster.
In the embodiment of the present invention, preferably, PAA, one-level disinfection server and secondary disinfection server, respectively also for upgrading antivirus applet.
In the embodiment of the present invention, preferably, described one-level disinfection server and secondary disinfection server comprise many groups;
Described PAA, also for the priority of each one-level disinfection server according to preset, selects one-level disinfection server that priority is the highest as the object that sends described audio-video document;
Or, obtain the charge capacity of each one-level disinfection server, select the one-level disinfection server of charge capacity minimum as the object that sends described audio-video document.
In background technology, adopt the three level work stations that produce net to kill virus, according to the embodiment of the present invention, the process from Office Network client transmissions to production net by audio-video document, increase PAA and two disinfection server are carried out three virus killings, avoid the pressure bringing to the workstation of producing net.
Because the work of killing virus is completed by transmission ends, after cutting, first killing virus and be transferred to again next node frame by frame, also without as the production net of final receiving end, file being killed virus, greatly alleviated the service pressure of producing net, be beneficial to receiving end lightweight, reduce the program that it is disposed as far as possible, save space, improved the stability of receiving end; And the mode of transmission is pressed the mode that section is transmitted in prior art frame by frame, can reduce taking of bandwidth.
And, in the embodiment of the present invention, adopted PAA once to kill virus, realizing equally under the prerequisite of three virus killings, only need to carry out a USB ferry-boat transmission, reduced the transmission time of audio-video document, can also improve file transfer efficiency.
Because having adopted special disinfection server, the embodiment of the present invention kills virus, be convenient to virus killing task to carry out maintenance and management, in concrete realization, can build and comprise many USB transmission links, thereby the treatment effeciency that can improve service utilization factor and task, also can further improve transfer efficiency.
For the embodiment of the above-mentioned virus killing system that is transferred to the audio-video document of producing net from Office Network, because it is substantially similar to embodiment of the method, so describe fairly simple, the part of relevant part embodiment of the method shown in Figure 1 illustrates.
Each embodiment in this instructions all adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Those skilled in the art are easy to expect: the combination in any application of above-mentioned each embodiment is all feasible, therefore the combination in any between above-mentioned each embodiment is all embodiment of the present invention, but this instructions has not just described in detail one by one at this as space is limited.
The present invention can be used in numerous general or special purpose computingasystem environment or configuration.For example: personal computer, server computer, handheld device or portable set, plate equipment, multicomputer system, the system based on microprocessor, set top box, programmable consumer-elcetronics devices, network PC, small-size computer, mainframe computer, comprise distributed computing environment of above any system or equipment etc.
The present invention can describe in the general context of the computer executable instructions of being carried out by computing machine, for example program module.Usually, program module comprises the routine carrying out particular task or realize particular abstract data type, program, object, assembly, data structure etc.Also can in distributed computing environment, put into practice the present invention, in these distributed computing environment, by the teleprocessing equipment being connected by communication network, be executed the task.In distributed computing environment, program module can be arranged in the local and remote computer-readable storage medium that comprises memory device.
In the present invention, " assembly ", " device ", " system " etc. refer to be applied to the related entities of computing machine, as the combination of hardware, hardware and software, software or executory software etc.In detail, for example, assembly can but be not limited to be the process that runs on processor, processor, object, can executive module, execution thread, program and/or computing machine.Also have, run on application program on server or shell script, server can be assembly.One or more assemblies can be in the process of carrying out and/or thread, and assembly can be on a computing machine localization and/or be distributed between two or many computing machines, and can be moved by various computer-readable mediums.Assembly can also be according to the signal with one or more packets, for example, from one with local system, distributed system in another component interaction, and/or the signal by the data of signal and other system interaction communicates by this locality and/or remote process at the network of the Internet.
Finally, also it should be noted that, in this article, term " comprises ", " comprising ", not only comprises those key elements, but also comprises other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt complete hardware implementation example, implement software example or in conjunction with the form of the embodiment of software and hardware aspect completely.And the present invention can adopt the form that wherein includes the upper computer program of implementing of computer-usable storage medium (including but not limited to magnetic disk memory, CD-ROM, optical memory etc.) of computer usable program code one or more.
The present invention is with reference to describing according to process flow diagram and/or the block scheme of the method for the embodiment of the present invention, equipment (system) and computer program.Should understand can be in computer program instructions realization flow figure and/or block scheme each flow process and/or the flow process in square frame and process flow diagram and/or block scheme and/or the combination of square frame.Can provide these computer program instructions to the processor of multi-purpose computer, special purpose computer, Embedded Processor or other programmable data processing device to produce a machine, the instruction of carrying out by the processor of computing machine or other programmable data processing device is produced for realizing the device in the function of flow process of process flow diagram or a plurality of flow process and/or square frame of block scheme or a plurality of square frame appointments.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, the instruction that makes to be stored in this computer-readable memory produces the manufacture that comprises command device, and this command device is realized the function of appointment in flow process of process flow diagram or a plurality of flow process and/or square frame of block scheme or a plurality of square frame.
These computer program instructions also can be loaded in computing machine or other programmable data processing device, make to carry out sequence of operations step to produce computer implemented processing on computing machine or other programmable devices, thereby the instruction of carrying out is provided for realizing the step of the function of appointment in flow process of process flow diagram or a plurality of flow process and/or square frame of block scheme or a plurality of square frame on computing machine or other programmable devices.
Although described the preferred embodiments of the present invention, once those skilled in the art obtain the basic creative concept of cicada, can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the scope of the invention.
Above to a kind of virus method and system that is transferred to the audio-video document of producing net from Office Network provided by the present invention, be described in detail, applied specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.
Claims (10)
1. from Office Network, be transferred to a virus method for the audio-video document of producing net, it is characterized in that, comprising:
Office Network client is produced net audio-video document to being sent to carries out safety filtering, and after filtration, described audio-video document is sent to PAA;
The embedding virus killing module of described PAA sends to one-level disinfection server by described audio-video document after described audio-video document is once killed virus;
One-level disinfection server is carried out cutting frame by frame to described audio-video document, and every frame audio-video document is carried out after secondary virus killing, and in interpolation, every frame audio-video document characteristic of correspondence sign, sends to the secondary disinfection server of producing net by USB USB (universal serial bus);
The signature identification that described secondary disinfection server is carried according to each frame audio-video document carries out verification to the security of each frame audio-video document, and carries out described audio-video document to carry out three virus killings.
2. method according to claim 1, is characterized in that, described signature identification, by the corresponding file content of a frame audio-video document, calculates according to message digest algorithm, and described method also comprises:
After to the check results of each frame audio-video document being safety, each frame audio-video document is merged into a complete audio-video document.
3. method according to claim 1, is characterized in that, the described step that described audio-video document is sent to one-level disinfection server comprises:
Described audio-video document is sent to ftp server cluster by ftp file transfer protocol;
By described ftp server cluster, described audio-video document is forwarded to described one-level disinfection server.
4. method according to claim 1, is characterized in that, also comprises:
Antivirus applet to the antivirus applet of described PAA, described one-level disinfection server and described secondary disinfection server upgrades.
5. method according to claim 1, is characterized in that, described one-level disinfection server and secondary disinfection server comprise many groups, and before described audio-video document is sent to one-level disinfection server, described method also comprises:
According to the priority of each preset one-level disinfection server, select one-level disinfection server that priority is the highest as the object that sends described audio-video document;
Or, obtain the charge capacity of each one-level disinfection server, select the one-level disinfection server of charge capacity minimum as the object that sends described audio-video document.
6. from Office Network, be transferred to a virus killing system for the audio-video document of producing net, it is characterized in that, comprising:
Office Network client, PAA, one-level disinfection server and secondary disinfection server;
Described Office Network client, carries out safety filtering for produce the audio-video document of net to being sent to, and after filtration, described audio-video document is sent to PAA;
Described PAA, after adopting embedding virus killing module once to kill virus to described audio-video document, sends to one-level disinfection server by described audio-video document;
Described one-level disinfection server, for described audio-video document is carried out to cutting frame by frame, every frame audio-video document is carried out after secondary virus killing, and in interpolation, every frame audio-video document characteristic of correspondence sign, sends to the secondary disinfection server of producing net by USB USB (universal serial bus);
Described secondary disinfection server, carries out verification for the signature identification carrying according to each frame audio-video document to the security of each frame audio-video document, and carries out described audio-video document to carry out three virus killings.
7. system according to claim 6, is characterized in that, described signature identification, by the corresponding file content of a frame audio-video document, calculates according to message digest algorithm;
Described secondary disinfection server, also, for after to the check results of each frame audio-video document being safety, merges into a complete audio-video document by each frame audio-video document.
8. system according to claim 6, it is characterized in that, described PAA, specifically for described audio-video document is sent to ftp server cluster by ftp file transfer protocol, described audio-video document is forwarded to described one-level disinfection server by described ftp server cluster.
9. system according to claim 6, is characterized in that, described PAA, one-level disinfection server and secondary disinfection server, respectively also for upgrading antivirus applet.
10. system according to claim 6, is characterized in that, described one-level disinfection server and secondary disinfection server comprise many groups;
Described PAA, also for the priority of each one-level disinfection server according to preset, selects one-level disinfection server that priority is the highest as the object that sends described audio-video document;
Or, obtain the charge capacity of each one-level disinfection server, select the one-level disinfection server of charge capacity minimum as the object that sends described audio-video document.
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| CN109951688A (en) * | 2018-10-23 | 2019-06-28 | 王龙 | A kind of video monitoring system and method realizing continuity scene relating and excavating |
| CN110019092A (en) * | 2017-12-27 | 2019-07-16 | 杭州华为数字技术有限公司 | Method, controller and the system of data storage |
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| CN103514407B (en) | 2019-02-22 |
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