CN110035105A - Record screen evidence collecting method, system and electronic equipment based on block chain - Google Patents

Record screen evidence collecting method, system and electronic equipment based on block chain Download PDF

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Publication number
CN110035105A
CN110035105A CN201811526825.1A CN201811526825A CN110035105A CN 110035105 A CN110035105 A CN 110035105A CN 201811526825 A CN201811526825 A CN 201811526825A CN 110035105 A CN110035105 A CN 110035105A
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China
Prior art keywords
record screen
long
block chain
common recognition
range
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Granted
Application number
CN201811526825.1A
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Chinese (zh)
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CN110035105B (en
Inventor
栗志果
徐惠
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Ant Chain Technology Co ltd
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Alibaba Group Holding Ltd
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Application filed by Alibaba Group Holding Ltd filed Critical Alibaba Group Holding Ltd
Priority to CN202111274588.6A priority Critical patent/CN113840012B/en
Priority to CN201811526825.1A priority patent/CN110035105B/en
Publication of CN110035105A publication Critical patent/CN110035105A/en
Priority to TW108135078A priority patent/TW202022591A/en
Priority to PCT/CN2019/112968 priority patent/WO2020119271A1/en
Application granted granted Critical
Publication of CN110035105B publication Critical patent/CN110035105B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/08Protocols specially adapted for terminal emulation, e.g. Telnet
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/02Details
    • H04L12/16Arrangements for providing special services to substations
    • H04L12/18Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/08Network architectures or network communication protocols for network security for authentication of entities
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/12Applying verification of the received information
    • H04L63/123Applying verification of the received information received data contents, e.g. message integrity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/10Protocols in which an application is distributed across nodes in the network
    • H04L67/1097Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0643Hash functions, e.g. MD5, SHA, HMAC or f9 MAC
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/433Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • H04N21/4334Recording operations
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing, e.g. low power processors, power management or thermal management

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

This application discloses a kind of record screen evidence collecting method, system and electronic equipment based on block chain, this method comprises: shielding the call request of intelligent contract in response to the long-range record of block chain, obtain the long-range record screen intelligence contract, it include for realizing the code of long-range record screen process in the long-range record screen intelligence contract, the long-range record screen process includes at least starting screen recording function, Telnet target device, machine operational order is executed on the target device, and terminates screen recording to generate record screen file;Based on the long-range record screen intelligence contract, executes long-range record screen process and execution event is broadcast in block scm cluster to carry out common recognition verifying;Receive the common recognition result of the common recognition node feeding back of block chain;When the common recognition result of feedback meets common recognition condition, the Hash information of the record screen file is stored into the block chain account book of the block chain.

Description

Record screen evidence collecting method, system and electronic equipment based on block chain
Technical field
This application involves computer software technical field more particularly to a kind of record screen evidence collecting method based on block chain, it is System and electronic equipment.
Background technique
Existing notarial office's evidence obtaining mode, generallys use notarial office's Forensics Model under line, passes through notary public and images Head records the mode of screen to prove the confidence level of local operation behavior.This mode needs manually to record the mode of screen using notary public It is handled, it is bothersome laborious and with high costs.
How to simplify forensics process, reduces evidence obtaining cost, and guarantee the reliability of evidence obtaining evidence, be technology urgently to be resolved Problem.
Summary of the invention
The purpose of the embodiment of the present application is to provide a kind of record screen evidence collecting method, system and electronic equipment based on block chain, To simplify forensics process, evidence obtaining cost is reduced, and guarantee the reliability of evidence obtaining evidence.
In order to solve the above technical problems, the embodiment of the present application is achieved in that
In a first aspect, a kind of record screen evidence collecting method based on block chain is proposed, this method comprises:
The call request for shielding intelligent contract in response to the long-range record of block chain, obtains the long-range record screen intelligence contract, institute Stating long-range record and shielding includes code for realizing long-range record screen process in intelligent contract, and the long-range record screen process is included at least and opened Dynamic screen recording function, Telnet target device execute machine operational order on the target device, and terminate screen It records to generate record screen file;
Based on the long-range record screen intelligence contract, executes long-range record screen process and execution event is broadcast to block scm cluster In to carry out common recognition verifying;
Receive the common recognition result of the common recognition node feeding back of block chain;
When the common recognition result of feedback meets common recognition condition, by the Hash information storage of the record screen file to the block In the block chain account book of chain.
Second aspect, proposes a kind of block catenary system, which includes:
Module is obtained, the call request of intelligent contract is shielded in response to the long-range record of block chain, obtains the long-range record screen intelligence Can contract, include for realizing the code of long-range record screen process, the long-range record screen process in the long-range record screen intelligence contract Including at least starting screen recording function, Telnet target device executes machine operational order on the target device, with And terminate screen recording to generate record screen file;
Execution module is based on the long-range record screen intelligence contract, executes long-range record screen process and is broadcast to execution event To carry out common recognition verifying in block scm cluster;
Execution event is broadcast in block scm cluster to carry out common recognition verifying by sending module;
Receiving module receives the common recognition result of the common recognition node feeding back of block chain;
Memory module stores the Hash information of the record screen file when the common recognition result of feedback meets common recognition condition Into the block chain account book of the block chain.
The third aspect proposes a kind of electronic equipment, which includes:
Processor;And
It is arranged to the memory of storage computer executable instructions, the executable instruction makes the place when executed It manages device and executes following operation:
The call request for shielding intelligent contract in response to the long-range record of block chain, obtains the long-range record screen intelligence contract, institute Stating long-range record and shielding includes code for realizing long-range record screen process in intelligent contract, and the long-range record screen process is included at least and opened Dynamic screen recording function, Telnet target device execute machine operational order on the target device, and terminate screen It records to generate record screen file;
Based on the long-range record screen intelligence contract, executes long-range record screen process and execution event is broadcast to block scm cluster In to carry out common recognition verifying;
Receive the common recognition result of the common recognition node feeding back of block chain;
When the common recognition result of feedback meets common recognition condition, by the Hash information storage of the record screen file to the block In the block chain account book of chain.
Fourth aspect proposes a kind of computer readable storage medium, the computer-readable recording medium storage one Or multiple programs, one or more of programs are when the electronic equipment for being included multiple application programs executes, so that the electricity Sub- equipment executes following operation:
The call request for shielding intelligent contract in response to the long-range record of block chain, obtains the long-range record screen intelligence contract, institute Stating long-range record and shielding includes code for realizing long-range record screen process in intelligent contract, and the long-range record screen process is included at least and opened Dynamic screen recording function, Telnet target device execute machine operational order on the target device, and terminate screen It records to generate record screen file;
Based on the long-range record screen intelligence contract, executes long-range record screen process and execution event is broadcast to block scm cluster In to carry out common recognition verifying;
Receive the common recognition result of the common recognition node feeding back of block chain;
When the common recognition result of feedback meets common recognition condition, by the Hash information storage of the record screen file to the block In the block chain account book of chain.
As can be seen from the technical scheme provided by the above embodiments of the present application, the embodiment of the present application scheme at least has following one kind Technical effect:
In the embodiment of the present application, intelligent contract is shielded by the long-range record executed on block chain, to start screen recording function, Telnet target device executes machine operational order on the target device, and terminates screen recording, ultimately generates record Shield file, then after the common recognition node of block chain reaches common understanding to the execution that intelligent contract is shielded in long-range record, file is shielded into record Hash information store into block chain, the characteristic that block chain can not be distorted is utilized, so as to independent of notary public It realizes reliability of the record screen file as evidence, while also greatly simplifying forensics process, reduce evidence obtaining cost.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The some embodiments recorded in application, for those of ordinary skill in the art, in the premise of not making the creative labor property Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is record screen evidence collecting method flow chart of the one embodiment based on block chain of the application.
Fig. 2 is the structural schematic diagram of one embodiment electronic equipment of the application.
Fig. 3 is the structural schematic diagram of one embodiment block catenary system of the application.
Specific embodiment
The embodiment of the present application provides a kind of record screen evidence collecting method, system and electronic equipment based on block chain.
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common The application protection all should belong in technical staff's every other embodiment obtained without creative efforts Range.
Fig. 1 is record screen evidence collecting method flow chart of the one embodiment based on block chain of the application.The method of Fig. 1 can wrap It includes:
S110 shields the call request of intelligent contract in response to the long-range record of block chain, obtains the long-range record screen and intelligently closes It about, include for realizing the code of long-range record screen process in the long-range record screen intelligence contract.
Wherein, the long-range record screen process includes at least starting screen recording function, Telnet target device, described Machine operational order is executed on target device, and terminates screen recording to generate record screen file.
It should be understood that generally comprise two class accounts in the block catenary system with intelligent contract, i.e., it is external to possess account (External Owned Account, EOA) and contract account (Contract Account, CA).In the embodiment of the present application, The call request of intelligent contract is shielded in long-range record, be can be and is called directly by EOA, or by EOA call other intelligent contracts with Connect calling.It should be understood, of course, that under normal circumstances, which is called by EOA.
It should be understood that the upper chain process that intelligent contract is shielded in long-range record can refer to the cochain of the prior art in the embodiment of the present application Process, the embodiment of the present application are not construed as limiting this.
It should be understood that the call request carries the mark and parameter of the long-range record screen intelligence contract, the mark is used for Position the long-range record screen intelligence contract, the parameter includes at least the network address of the target device, login account and close Code.
In the embodiment of the present application, network address, login account and the password etc. of target device can be carried in recalls information Parameter, to carry out Telnet.
S120 is based on the long-range record screen intelligence contract, executes long-range record screen process and execution event is broadcast to block To carry out common recognition verifying in scm cluster.
It should be understood that in the embodiment of the present application, starting screen recording function, Telnet target device, in the target Machine operational order is executed in equipment and terminates screen recording is related to remotely recording the movement of screen process to generate record screen file etc., It is all to be realized by the long-range record screen intelligence contract executed in block chain.
It should be understood that, for the confidence level for further providing for evidence obtaining, judicial authority can be called to recognize when starting screen recording function Can recording tool, carry out screen recording.Certainly, other recording tools can also be used to be recorded, the embodiment of the present application is to this With no restriction.
It specifically, can network based on the target device in parameter when executing the movement of Telnet target device The information such as location, login account and password log in long-range target device by modes such as SSH/RPC.
It should be understood that the specific implementation for executing machine operational order on the target device can refer to the prior art, no longer It repeats.
In the embodiment of the present application, when block chain executes long-range record screen intelligence contract, while the long-range record of execution can be broadcasted and shielded Other nodes of the event of intelligent contract into block scm cluster shield the execution of intelligent contract to know together node to this long-range record Carry out common recognition verifying.
The specific implementation that common recognition node verification intelligence contract executes can refer to the scheme of the prior art, or use the application Improved technical solution later, with no restriction to this, specific implementation has no effect on the embodiment of the present application to the embodiment of the present application Scheme.
S130 receives the common recognition result of the common recognition node feeding back of block chain.
After the execution event of intelligent contract is shielded in the long-range record of broadcast, the common recognition node of block chain can intelligently close the long-range record screen Execution about carries out common recognition verifying, and feeds back common recognition result.Block chain can receive the common recognition result of common recognition node feeding back.
S140, when the common recognition result of feedback meets common recognition condition, by the Hash information storage of the record screen file to institute It states in the block chain account book of block chain.
Common recognition condition is reached, and specifically refers to the prior art, the embodiment of the present application to this with no restriction.
It should be understood that the Hash information of record screen file, refers to and passes through the cryptographic Hash that keyed Hash function obtains to record screen file. Keyed Hash function, for example, the SHA-256HASH algorithm in bit coin, the KECCAK-256HASH algorithm in ether mill, etc..
It should be understood that the Hash information of file is shielded in record in the embodiment of the present application, it can be and a Hash is carried out to record screen file The cryptographic Hash that operation obtains, or pass through the cryptographic Hash that twice or repeatedly Hash operation obtains.
In the embodiment of the present application, intelligent contract is shielded by the long-range record executed on block chain, to start screen recording function, Telnet target device executes machine operational order on the target device, and terminates screen recording, ultimately generates record Shield file, then after the common recognition node of block chain reaches common understanding to the execution that intelligent contract is shielded in long-range record, file is shielded into record Hash information store into block chain, the characteristic that block chain can not be distorted is utilized, so as to independent of notary public It realizes reliability of the record screen file as evidence, while also greatly simplifying forensics process, reduce evidence obtaining cost.
Existing notarization process is there is likely to be being bribed to distort the possibility of notarization result, and the technical side of the application So that record screen file is reduced to minimum a possibility that being tampered, a possibility that distorting is substantially not present by means of block chain in case.
Optionally, in step S140, by the block chain account of the Hash information storage of the record screen file to the block chain It is specific to can be achieved in this are as follows: to arrive the mark storage of the Hash information and the long-range record screen intelligence contract of the record screen file In the block chain account book of the block chain.
In the embodiment of the present application, when storing the Hash information of the record screen file, by the Kazakhstan that the record is shielded to file Uncommon information and long-range record shield the mark of intelligent contract together as in the block of record storage to block chain, can making the people that collects evidence Member can clearly recognize that record screen file is recorded based on which intelligent contract.
Optionally, in step S140, by the block chain account of the Hash information storage of the record screen file to the block chain It is specific to can be achieved in this are as follows:
The relevant information of the Hash information of the record screen file and the record screen file is made into storage and arrives the block chain Block chain account book in;
Wherein, the relevant information includes following one or more combination:
The title of the record screen file;
The storage address of the record screen file;
The content introduction of the record screen file;
The corresponding evidence obtaining user information of file is shielded in the record.
In the embodiment of the present application, when storing the Hash information of the record screen file, by the Kazakhstan that the record is shielded to file Uncommon information and the relevant information of the record screen file are together as in the block of record storage to block chain, can making the people that collects evidence Member can clearly recognize the relevant information of record screen file.
Optionally, the long-range record screen process further include: operate the machine executed on the target device corresponding Timestamp information is written in the record screen file.
In the embodiment of the present application, write by the way that the machine executed on the target device is operated corresponding timestamp information Enter into record screen file, evidence obtaining personnel can be enabled to be based on machine and operate the corresponding entire record of timestamp information understanding Screen process, auxiliary user collect evidence.
It should be understood that in the embodiment of the present application, executing the long-range specific implementation for recording the intelligent contract of screen, there may be a variety of sides Formula.
Optionally, as one embodiment, step S120 specifically be can be achieved are as follows:
Based on the long-range record screen intelligence contract, long-range record screen process is executed in the credible execution container of the block chain.
In the embodiment of the present application, long-range record screen process can be executed in the credible execution container of block chain, to solve local ring The unclean problem in border and false entry problem, to further enhance the confidence level of record screen evidence obtaining.
Further, the common recognition node of the block chain is used for the long-range record screen intelligence contract in the credible execution The implementing result of container carries out common recognition certification.
Common recognition node on block chain is by carrying out common recognition certification to the credible implementing result for executing container, in the hope of to intelligence The execution of energy contract is reached common understanding.
Further, the common recognition result includes the consistency certification of the Hash information of the record screen file.
In the embodiment of the present application, when the Hash information for the record screen file that common recognition node most on block chain obtains is identical When, i.e., it is believed that reaching common understanding, and then subsequent storage operation can be carried out.
Optionally, as another embodiment, the common recognition node of the block chain for executing the long-range record screen respectively Intelligent contract simultaneously carries out common recognition certification to the record screen content of the long-range record screen intelligence contract.
In the embodiment of the present application, the long-range record screen intelligence contract can be executed respectively to reach common understanding by node of knowing together.
It should be understood that shielding for the scheme of intelligent contract for executing long-range record respectively, the Hash information of record screen file is general Difference, at this point, can determine whether to reach common understanding by the consistency judgement of record screen content.That is, the common recognition result Consistency certification including the record screen content.
Optionally, the method also includes: return to record screen file to the called side of the long-range record screen intelligence contract Hash information storage it is block-identified, it is described it is block-identified for the called side establish the record and shield file deposited with block chain The mapping relations of storage.
In the embodiment of the present application, called side is returned to by the block-identified of Hash information that screen file is recorded in storage, so as to Called side establishes the mapping relations of the record screen file and the storage of block chain, to facilitate called side when being put to the proof from block The Hash information of record screen file is searched in chain.
It is above-mentioned that this specification specific embodiment is described.Other embodiments are in the scope of the appended claims It is interior.In some cases, the movement recorded in detail in the claims or step can be come according to the sequence being different from embodiment It executes and desired result still may be implemented.In addition, process depicted in the drawing not necessarily require show it is specific suitable Sequence or consecutive order are just able to achieve desired result.In some embodiments, multitasking and parallel processing be also can With or may be advantageous.
Fig. 2 is the structural schematic diagram of one embodiment electronic equipment of the application.Referring to FIG. 2, in hardware view, the electricity Sub- equipment includes processor, optionally further comprising internal bus, network interface, memory.Wherein, memory may be comprising interior It deposits, such as high-speed random access memory (Random-Access Memory, RAM), it is also possible to further include non-volatile memories Device (non-volatile memory), for example, at least 1 magnetic disk storage etc..Certainly, which is also possible that other Hardware required for business.
Processor, network interface and memory can be connected with each other by internal bus, which can be ISA (Industry Standard Architecture, industry standard architecture) bus, PCI (Peripheral Component Interconnect, Peripheral Component Interconnect standard) bus or EISA (Extended Industry Standard Architecture, expanding the industrial standard structure) bus etc..The bus can be divided into address bus, data/address bus, control always Line etc..Only to be indicated with a four-headed arrow in Fig. 2, it is not intended that an only bus or a type of convenient for indicating Bus.
Memory, for storing program.Specifically, program may include program code, and said program code includes calculating Machine operational order.Memory may include memory and nonvolatile memory, and provide instruction and data to processor.
Processor is from the then operation into memory of corresponding computer program is read in nonvolatile memory, in logical layer Block catenary system is formed on face.Processor executes the program that memory is stored, and is specifically used for executing following operation:
The call request for shielding intelligent contract in response to the long-range record of block chain, obtains the long-range record screen intelligence contract, institute Stating long-range record and shielding includes code for realizing long-range record screen process in intelligent contract, and the long-range record screen process is included at least and opened Dynamic screen recording function, Telnet target device execute machine operational order on the target device, and terminate screen It records to generate record screen file;
Based on the long-range record screen intelligence contract, executes long-range record screen process and execution event is broadcast to block scm cluster In to carry out common recognition verifying;
Receive the common recognition result of the common recognition node feeding back of block chain;
When the common recognition result of feedback meets common recognition condition, by the Hash information storage of the record screen file to the block In the block chain account book of chain.
The method that block catenary system disclosed in the above-mentioned embodiment illustrated in fig. 1 such as the application executes can be applied to processor In, or realized by processor.Processor may be a kind of IC chip, the processing capacity with signal.It was realizing Each step of Cheng Zhong, the above method can be complete by the integrated logic circuit of the hardware in processor or the instruction of software form At.Above-mentioned processor can be general processor, including central processing unit (Central Processing Unit, CPU), Network processing unit (Network Processor, NP) etc.;It can also be digital signal processor (Digital Signal Processor, DSP), it is specific integrated circuit (Application Specific Integrated Circuit, ASIC), existing Field programmable gate array (Field-Programmable Gate Array, FPGA) or other programmable logic device are divided Vertical door or transistor logic, discrete hardware components.It may be implemented or execute and is in the embodiment of the present application disclosed each Method, step and logic diagram.General processor can be microprocessor or the processor is also possible to any conventional place Manage device etc..The step of method in conjunction with disclosed in the embodiment of the present application, can be embodied directly in hardware decoding processor and execute At, or in decoding processor hardware and software module combination execute completion.Software module can be located at random access memory, This fields such as flash memory, read-only memory, programmable read only memory or electrically erasable programmable memory, register maturation In storage medium.The storage medium is located at memory, and processor reads the information in memory, completes above-mentioned side in conjunction with its hardware The step of method.
The method that the electronic equipment can also carry out embodiment illustrated in fig. 1, specific implementation can refer to embodiment illustrated in fig. 1, this Apply for that details are not described herein for embodiment.
Certainly, other than software realization mode, other implementations are not precluded in the electronic equipment of the application, for example patrol Collect device or the mode of software and hardware combining etc., that is to say, that the executing subject of following process flow is not limited to each patrol Unit is collected, hardware or logical device are also possible to.
The embodiment of the present application also proposed a kind of computer readable storage medium, the computer-readable recording medium storage one A or multiple programs, the one or more program include instruction, and the instruction is when by the portable electronic including multiple application programs When equipment executes, the method that the portable electronic device can be made to execute embodiment illustrated in fig. 1, and be specifically used for executing following behaviour Make:
The call request for shielding intelligent contract in response to the long-range record of block chain, obtains the long-range record screen intelligence contract, institute Stating long-range record and shielding includes code for realizing long-range record screen process in intelligent contract, and the long-range record screen process is included at least and opened Dynamic screen recording function, Telnet target device execute machine operational order on the target device, and terminate screen It records to generate record screen file;
Based on the long-range record screen intelligence contract, executes long-range record screen process and execution event is broadcast to block scm cluster In to carry out common recognition verifying;
Receive the common recognition result of the common recognition node feeding back of block chain;
When the common recognition result of feedback meets common recognition condition, by the Hash information storage of the record screen file to the block In the block chain account book of chain.
Fig. 3 is the structural schematic diagram of one embodiment block catenary system of the application.Referring to FIG. 3, real in a kind of software It applies in mode, block catenary system can include:
Module 310 is obtained, the call request of intelligent contract is shielded in response to the long-range record of block chain, obtains the long-range record screen Intelligent contract includes for realizing the code of long-range record screen process, the long-range record screen stream in the long-range record screen intelligence contract Journey includes at least starting screen recording function, and Telnet target device executes machine operational order on the target device, And terminate screen recording to generate record screen file;
Execution module 320 is based on the long-range record screen intelligence contract, executes long-range record screen process and will execute event broadcast Into block scm cluster to carry out common recognition verifying;
Execution event is broadcast in block scm cluster to carry out common recognition verifying by sending module 330;
Receiving module 340 receives the common recognition result of the common recognition node feeding back of block chain;
Memory module 350 deposits the Hash information of the record screen file when the common recognition result of feedback meets common recognition condition It stores up in the block chain account book of the block chain.
In the embodiment of the present application, intelligent contract is shielded by the long-range record executed on block chain, to start screen recording function, Telnet target device executes machine operational order on the target device, and terminates screen recording, ultimately generates record Shield file, then after the common recognition node of block chain reaches common understanding to the execution that intelligent contract is shielded in long-range record, file is shielded into record Hash information store into block chain, the characteristic that block chain can not be distorted is utilized, so as to independent of notary public It realizes reliability of the record screen file as evidence, while also greatly simplifying forensics process, reduce evidence obtaining cost.
Optionally, memory module 350 is specifically used for: by the Hash information of the record screen file and the long-range record screen intelligence The mark of contract is stored into the block chain account book of the block chain.
Optionally, memory module 350 is specifically used for: the Hash information of the record screen file and the record are shielded file Relevant information stores in the block chain account book of the block chain;
Wherein, the relevant information includes following one or more combination:
The title of the record screen file;
The storage address of the record screen file;
The content introduction of the record screen file;
The corresponding evidence obtaining user information of file is shielded in the record.
Optionally, the long-range record screen process further include:
The machine executed on the target device is operated corresponding timestamp information to be written in the record screen file.
Optionally, as one embodiment, execution module 320 is specifically used for: it is based on the long-range record screen intelligence contract, The credible execution container of the block chain executes long-range record screen process.
Further, the common recognition node of the block chain is used for the long-range record screen intelligence contract in the credible execution The implementing result of container carries out common recognition certification.
Further, the common recognition result includes the consistency certification of the Hash information of the record screen file.
Optionally, as another embodiment, the common recognition node of the block chain for executing the long-range record screen respectively Intelligent contract simultaneously carries out common recognition certification to the record screen content of the long-range record screen intelligence contract.
Further, the common recognition result includes the consistency certification of the record screen content.
Optionally, block catenary system may also include return module, be used for:
The block mark that the Hash information for returning to the record screen file to the called side of the long-range record screen intelligence contract stores Know, the block-identified mapping relations that the record screen file and the storage of block chain are established for the called side.
Optionally, the call request carries the mark and parameter of the long-range record screen intelligence contract, and the mark is used for Position the long-range record screen intelligence contract, the parameter includes at least the network address of the target device, login account and close Code.
The method that block catenary system can also carry out embodiment illustrated in fig. 1, specific implementation can refer to embodiment illustrated in fig. 1, this Apply for that details are not described herein for embodiment.
In short, being not intended to limit the protection scope of the application the foregoing is merely the preferred embodiment of the application. Within the spirit and principles of this application, any modification, equivalent replacement, improvement and so on should be included in the application's Within protection scope.
System, device, module or the unit that above-described embodiment illustrates can specifically realize by computer chip or entity, Or it is realized by the product with certain function.It is a kind of typically to realize that equipment is computer.Specifically, computer for example may be used Think personal computer, laptop computer, cellular phone, camera phone, smart phone, personal digital assistant, media play It is any in device, navigation equipment, electronic mail equipment, game console, tablet computer, wearable device or these equipment The combination of equipment.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media can be by any method Or technology come realize information store.Information can be computer readable instructions, data structure, the module of program or other data. The example of the storage medium of computer includes, but are not limited to phase change memory (PRAM), static random access memory (SRAM), moves State random access memory (DRAM), other kinds of random access memory (RAM), read-only memory (ROM), electric erasable Programmable read only memory (EEPROM), flash memory or other memory techniques, read-only disc read only memory (CD-ROM) (CD-ROM), Digital versatile disc (DVD) or other optical storage, magnetic cassettes, tape magnetic disk storage or other magnetic storage devices Or any other non-transmission medium, can be used for storage can be accessed by a computing device information.As defined in this article, it calculates Machine readable medium does not include temporary computer readable media (transitory media), such as the data-signal and carrier wave of modulation.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability It include so that the process, method, commodity or the equipment that include a series of elements not only include those elements, but also to wrap Include other elements that are not explicitly listed, or further include for this process, method, commodity or equipment intrinsic want Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described want There is also other identical elements in the process, method of element, commodity or equipment.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method Part explanation.

Claims (14)

1. a kind of record screen evidence collecting method based on block chain, comprising:
The call request for shielding intelligent contract in response to the long-range record of block chain obtains the long-range record screen intelligence contract, described remote It include for realizing the code of long-range record screen process in Cheng Luping intelligence contract, the long-range record screen process includes at least starting screen Curtain recording function, Telnet target device execute machine operational order on the target device, and terminate screen recording Screen file is recorded to generate;
Based on the long-range record screen intelligence contract, execute long-range record screen process and by execution event be broadcast in block scm cluster with Carry out common recognition verifying;
Receive the common recognition result of the common recognition node feeding back of block chain;
When the common recognition result of feedback meets common recognition condition, by the Hash information storage of the record screen file to the block chain In block chain account book.
2. the method as described in claim 1, by the block chain of the Hash information storage of the record screen file to the block chain In account book, comprising:
The mark storage of the Hash information of the record screen file and the long-range record screen intelligence contract is arrived to the area of the block chain In block chain account book.
3. it is method according to claim 1 or 2, by the block of the Hash information storage of the record screen file to the block chain In chain account book, comprising:
The relevant information of the Hash information of the record screen file and the record screen file is made into the area that the block chain is arrived in storage In block chain account book;
Wherein, the relevant information includes following one or more combination:
The title of the record screen file;
The storage address of the record screen file;
The content introduction of the record screen file;
The corresponding evidence obtaining user information of file is shielded in the record.
4. method according to claim 1 or 2, the long-range record screen process further include:
The machine executed on the target device is operated corresponding timestamp information to be written in the record screen file.
5. it is method according to claim 1 or 2,
Based on the long-range record screen intelligence contract, long-range record screen process is executed, comprising:
Based on the long-range record screen intelligence contract, long-range record screen process is executed in the credible execution container of the block chain.
6. method as claimed in claim 5, the common recognition node of the block chain is for existing to the long-range record screen intelligence contract The credible implementing result for executing container carries out common recognition certification.
7. method as claimed in claim 6,
The common recognition result includes the consistency certification of the Hash information of the record screen file.
8. it is method according to claim 1 or 2,
The common recognition node of the block chain for executing the long-range record screen intelligence contract and to the long-range record screen intelligence respectively The record screen content of contract carries out common recognition certification.
9. method according to claim 1 or 2, the common recognition result includes the consistency certification of the record screen content.
10. it is method according to claim 1 or 2, the method also includes:
Block-identified, the institute that the Hash information for returning to the record screen file to the called side of the long-range record screen intelligence contract stores State the block-identified mapping relations that the record screen file and the storage of block chain are established for the called side.
11. method according to claim 1 or 2, the call request carry the long-range record screen intelligence contract mark and Parameter, the mark include at least the network of the target device for positioning the long-range record screen intelligence contract, the parameter Address, login account and password.
12. a kind of block catenary system, comprising:
Module is obtained, the call request of intelligent contract is shielded in response to the long-range record of block chain, the long-range record screen is obtained and intelligently closes It about, include for realizing the code of long-range record screen process in the long-range record screen intelligence contract, the long-range record screen process is at least Including starting screen recording function, Telnet target device executes machine operational order, Yi Jijie on the target device Beam screen recording is to generate record screen file;
Execution module is based on the long-range record screen intelligence contract, executes long-range record screen process and execution event is broadcast to block To carry out common recognition verifying in scm cluster;
Execution event is broadcast in block scm cluster to carry out common recognition verifying by sending module;
Receiving module receives the common recognition result of the common recognition node feeding back of block chain;
Memory module, when the common recognition result of feedback meets common recognition condition, by the Hash information storage of the record screen file to institute It states in the block chain account book of block chain.
13. a kind of electronic equipment, comprising:
Processor;And
It is arranged to the memory of storage computer executable instructions, the executable instruction makes the processor when executed Execute following operation:
The call request for shielding intelligent contract in response to the long-range record of block chain obtains the long-range record screen intelligence contract, described remote It include for realizing the code of long-range record screen process in Cheng Luping intelligence contract, the long-range record screen process includes at least starting screen Curtain recording function, Telnet target device execute machine operational order on the target device, and terminate screen recording Screen file is recorded to generate;
Based on the long-range record screen intelligence contract, execute long-range record screen process and by execution event be broadcast in block scm cluster with Carry out common recognition verifying;
Receive the common recognition result of the common recognition node feeding back of block chain;
When the common recognition result of feedback meets common recognition condition, by the Hash information storage of the record screen file to the block chain In block chain account book.
14. a kind of computer readable storage medium, the computer-readable recording medium storage one or more program, described one A or multiple programs are when the electronic equipment for being included multiple application programs executes, so that the electronic equipment executes following behaviour Make:
The call request for shielding intelligent contract in response to the long-range record of block chain obtains the long-range record screen intelligence contract, described remote It include for realizing the code of long-range record screen process in Cheng Luping intelligence contract, the long-range record screen process includes at least starting screen Curtain recording function, Telnet target device execute machine operational order on the target device, and terminate screen recording Screen file is recorded to generate;
Based on the long-range record screen intelligence contract, execute long-range record screen process and by execution event be broadcast in block scm cluster with Carry out common recognition verifying;
Receive the common recognition result of the common recognition node feeding back of block chain;
When the common recognition result of feedback meets common recognition condition, by the Hash information storage of the record screen file to the block chain In block chain account book.
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TW108135078A TW202022591A (en) 2018-12-13 2019-09-27 Screen recording evidence obtaining method and system based on block chain and electronic device
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CN113840012B (en) 2023-06-30

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