CN113840012B - Block chain-based screen recording evidence obtaining method and system and electronic equipment - Google Patents
Block chain-based screen recording evidence obtaining method and system and electronic equipment Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/08—Protocols specially adapted for terminal emulation, e.g. Telnet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/12—Applying verification of the received information
- H04L63/123—Applying verification of the received information received data contents, e.g. message integrity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols 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]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic 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
- H04L9/0643—Hash functions, e.g. MD5, SHA, HMAC or f9 MAC
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing 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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The application discloses a block chain-based screen recording evidence obtaining method, a block chain-based screen recording evidence obtaining system and electronic equipment, wherein the method comprises the following steps: and responding to a call request of a remote screen recording intelligent contract of a blockchain, acquiring the remote screen recording intelligent contract, wherein the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, the remote screen recording process at least comprises remote login target equipment, and executing a machine operation instruction of the remote screen recording process on the target equipment. And executing a remote screen recording process based on the remote screen recording intelligent contract to obtain a screen recording file. And storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain ledger of the blockchain.
Description
The file is a divisional application of a block chain-based screen recording evidence obtaining method, a block chain-based screen recording evidence obtaining system and electronic equipment, the application number of the main application is 201811526825.1, and the application date is 2018-12-13.
Technical Field
The application relates to the technical field of computer software, in particular to a block chain-based screen recording and evidence obtaining method, a block chain-based screen recording and evidence obtaining system and electronic equipment.
Background
The existing notarization mode of notarization department usually adopts an off-line notarization model of notarization department, and the credibility of local operation behavior is proved by notarization personnel through a mode of recording a screen by a camera. This approach requires manual recording by notarizers, which is labor intensive and costly.
How to simplify the evidence obtaining process, reduce the evidence obtaining cost and ensure the reliability of evidence obtaining evidence is a technical problem to be solved urgently.
Disclosure of Invention
The embodiment of the application aims to provide a screen recording evidence obtaining method, system and electronic equipment based on a blockchain so as to simplify the evidence obtaining process, reduce the evidence obtaining cost and ensure the reliability of evidence obtaining evidence.
In order to solve the technical problems, the embodiment of the application is realized as follows:
in a first aspect, a blockchain-based screen recording and evidence obtaining method is provided, and the method includes:
responding to a call request of a remote screen recording intelligent contract of a blockchain, acquiring the remote screen recording intelligent contract, wherein the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, the remote screen recording process at least comprises remote login target equipment, and executing a machine operation instruction of the remote screen recording process on the target equipment;
executing a remote screen recording process based on the remote screen recording intelligent contract to obtain a screen recording file;
and storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain ledger of the blockchain. In a second aspect, a blockchain system is presented, the system comprising:
the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, wherein the remote screen recording process at least comprises remote login target equipment, and a machine operation instruction of the remote screen recording process is executed on the target equipment;
the execution module is used for executing a remote screen recording process based on the remote screen recording intelligent contract to obtain a screen recording file;
and the storage module is used for storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain account book of the blockchain.
In a third aspect, an electronic device is presented, the electronic device comprising:
a processor; and
a memory arranged to store computer executable instructions that, when executed, cause the processor to:
responding to a call request of a remote screen recording intelligent contract of a blockchain, acquiring the remote screen recording intelligent contract, wherein the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, the remote screen recording process at least comprises remote login target equipment, and executing a machine operation instruction of the remote screen recording process on the target equipment;
executing a remote screen recording process based on the remote screen recording intelligent contract to obtain a screen recording file;
and storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain ledger of the blockchain. In a fourth aspect, a computer-readable storage medium storing one or more programs that, when executed by an electronic device comprising a plurality of application programs, cause the electronic device to:
responding to a call request of a remote screen recording intelligent contract of a blockchain, acquiring the remote screen recording intelligent contract, wherein the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, the remote screen recording process at least comprises remote login target equipment, and executing a machine operation instruction of the remote screen recording process on the target equipment;
executing a remote screen recording process based on the remote screen recording intelligent contract to obtain a screen recording file;
and storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain ledger of the blockchain.
The technical scheme provided by the embodiment of the application can be seen that the embodiment of the application has at least one of the following technical effects:
according to the embodiment of the application, the remote screen recording intelligent contract on the blockchain is executed to start the screen recording function, remotely log in the target equipment, execute the machine operation instruction on the target equipment, finish screen recording, finally generate the screen recording file, and store the hash information of the screen recording file into the blockchain after the consensus node of the blockchain agrees with the execution of the remote screen recording intelligent contract, so that the characteristic that the blockchain is not tamperable is utilized, the reliability as evidence can be realized independently of notarizers, the evidence collecting flow is greatly simplified, and the evidence collecting cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and that other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a flowchart of a blockchain-based video recording and evidence obtaining method according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
FIG. 3 is a schematic diagram of a blockchain system of an embodiment of the present application.
Detailed Description
The embodiment of the application provides a block chain-based screen recording and evidence obtaining method, a block chain-based screen recording and evidence obtaining system and electronic equipment.
In order to better understand the technical solutions in the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
FIG. 1 is a flowchart of a blockchain-based video recording and evidence obtaining method according to an embodiment of the present application. The method of fig. 1 may include:
s110, responding to a call request of a remote screen recording intelligent contract of a blockchain, and acquiring the remote screen recording intelligent contract, wherein the remote screen recording intelligent contract comprises codes for realizing a remote screen recording flow.
The remote screen recording process at least comprises the steps of starting a screen recording function, remotely logging in target equipment, executing a machine operation instruction on the target equipment, and ending screen recording to generate a screen recording file.
It should be appreciated that in blockchain systems with smart contracts, two types of accounts are typically included, namely an externally owned account (External Owned Account, EOA) and a contract account (ContractAccount, CA). In the embodiment of the application, the call request of the remote screen recording intelligent contract can be directly called by the EOA or can be indirectly called by the EOA to call other intelligent contracts. Of course, it should be understood that the remote screen saver intelligent contract is typically invoked by the EOA.
It should be understood that in the embodiment of the present application, the uplink process of the remote screen recording smart contract may refer to the uplink process of the prior art, which is not limited in the embodiment of the present application.
It should be appreciated that the call request carries an identification of the remote screen saver intelligent contract and parameters, the identification being used to locate the remote screen saver intelligent contract, the parameters including at least a network address, a login account number and a password of the target device.
In the embodiment of the application, parameters such as a network address, a login account and a password of the target device can be carried in the call information so as to perform remote login.
And S120, executing a remote screen recording process based on the remote screen recording intelligent contract and broadcasting an execution event to the blockchain cluster for consensus verification.
It should be understood that in the embodiment of the present application, the actions related to the remote screen recording process, such as starting the screen recording function, remotely logging into the target device, executing the machine operation instruction on the target device, and ending the screen recording to generate the screen recording file, are all implemented by executing the remote screen recording smart contract in the blockchain.
It should be appreciated that upon activation of the screen recording function, to further provide confidence in the evidence, a judicial authority approved recording tool may be invoked for screen recording. Of course, other recording tools may be used for recording, which is not limited in this embodiment.
Specifically, when the action of remotely logging in the target device is executed, the remote target device can be logged in through an SSH/RPC mode based on the network address, the login account number, the password and other information of the target device in the parameters.
It should be appreciated that, the specific implementation of executing the machine operation instruction on the target device may refer to the prior art, and will not be described herein.
In the embodiment of the application, when the blockchain executes the remote screen recording intelligent contract, an event of executing the remote screen recording intelligent contract is broadcast to other nodes in the blockchain cluster at the same time, so that the consensus node performs consensus verification on the execution of the remote screen recording intelligent contract.
The implementation of the intelligent contract verification by the consensus node can refer to the scheme in the prior art or adopt the technical scheme improved after the application, and the embodiment of the application is not limited in this regard, and the implementation of the implementation does not affect the scheme of the embodiment of the application.
S130, receiving a consensus result fed back by a consensus node of the block chain.
After broadcasting the execution event of the remote screen recording intelligent contract, the consensus node of the blockchain performs consensus verification on the execution of the remote screen recording intelligent contract and feeds back a consensus result. The blockchain receives the consensus result fed back by the consensus node.
And S140, when the fed-back consensus result meets the consensus condition, storing the hash information of the screen recording file into a blockchain ledger of the blockchain.
The achievement of consensus conditions, to which specific reference is made to the prior art, is not limiting in the examples of the present application.
It should be understood that the hash information of the screen file refers to a hash value obtained by encrypting the screen file. A cryptographic HASH function, such as the SHA-256HASH algorithm in bitcoin, the KECCAK-256HASH algorithm of ethernet, and so forth.
It should be understood that, in the embodiment of the present application, the hash information of the screen recording file may be a hash value obtained by performing a hash operation on the screen recording file, or a hash value obtained by performing two or more hash operations.
According to the method and the device, the remote screen recording intelligent contract on the blockchain is executed to start the screen recording function, remotely log in the target device, execute the machine operation instruction on the target device, finish screen recording, finally generate the screen recording file, and store hash information of the screen recording file into the blockchain after the consensus node of the blockchain agrees with the execution of the remote screen recording intelligent contract, so that the characteristic that the blockchain is not tamperable is utilized, the reliability of the screen recording file as evidence can be realized independently of notarizers, meanwhile, the evidence collecting flow is greatly simplified, and the evidence collecting cost is reduced.
The prior notarization process can also have the possibility of being purchased to tamper with the notarization result, and the technical scheme of the application reduces the possibility of tampering with the screen recording file to be minimum by means of the blockchain, and basically has no possibility of tampering.
Optionally, in step S140, the hash information of the screen recording file is stored in a blockchain ledger of the blockchain, which may be specifically implemented as: and storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain ledger of the blockchain.
In the embodiment of the application, when the hash information of the screen recording file is stored, the hash information of the screen recording file and the identification of the remote screen recording intelligent contract are used as records to be stored in the block of the blockchain, so that a evidence obtaining person can clearly know which intelligent contract the screen recording file is recorded on.
Optionally, in step S140, the hash information of the screen recording file is stored in a blockchain ledger of the blockchain, which may be specifically implemented as:
the hash information of the screen recording file and the related information of the screen recording file are stored into a blockchain account book of the blockchain;
wherein the related information includes a combination of one or more of:
the name of the screen recording file;
the storage address of the screen recording file;
the content introduction of the screen recording file;
and evidence obtaining user information corresponding to the screen recording file.
In the embodiment of the invention, when the hash information of the screen recording file is stored, the hash information of the screen recording file and the related information of the screen recording file are used as records to be stored in the block of the blockchain, so that a evidence obtaining person can clearly know the related information of the screen recording file.
Optionally, the remote screen recording process further includes: and writing time stamp information corresponding to the machine operation executed on the target equipment into the screen recording file.
In the embodiment of the present application, by writing the timestamp information corresponding to the machine operation performed on the target device into the screen recording file, the evidence obtaining personnel can understand the whole screen recording process based on the timestamp information corresponding to the machine operation, so as to assist the user in evidence obtaining.
It should be appreciated that in embodiments of the present application, there may be a variety of ways to implement a specific implementation of a remote screen recording smart contract.
Alternatively, as an embodiment, step S120 may be specifically implemented as:
and executing a remote screen recording process in a trusted execution container of the blockchain based on the remote screen recording intelligent contract.
In the embodiment of the application, the remote screen recording process can be executed in the trusted execution container of the blockchain so as to solve the problem of uncleanness of local environment and the problem of fake recording, thereby further enhancing the confidence level of screen recording evidence.
Further, the consensus node of the blockchain is used for performing consensus authentication on the execution result of the remote screen recording intelligent contract in the trusted execution container.
The consensus node on the blockchain performs consensus authentication on the execution result of the trusted execution container to achieve consensus on the execution of the intelligent contract.
Further, the consensus result comprises consistency authentication of hash information of the screen recording file.
In the embodiment of the application, when hash information of the screen recording file obtained by a plurality of consensus nodes on the blockchain is the same, consensus can be considered to be achieved, and further subsequent storage operation can be performed.
Optionally, as another embodiment, the consensus node of the blockchain is configured to execute the remote screen-recording smart contracts and perform consensus authentication on the screen-recording content of the remote screen-recording smart contracts respectively.
In the embodiment of the application, the remote screen recording intelligent contracts can be executed through the consensus nodes respectively to achieve consensus.
It should be appreciated that the hash information of the record files is generally different for schemes that separately execute remote record intelligence contracts, where a determination of consistency of the record content can be used to determine whether a consensus is reached. That is, the consensus result includes a consistency authentication of the transcript content.
Optionally, the method further comprises: and returning a block identifier of the hash information storage of the screen recording file to a calling party of the remote screen recording intelligent contract, wherein the block identifier is used for establishing a mapping relation between the screen recording file and a blockchain storage by the calling party.
In the embodiment of the application, the block identifier for storing the hash information of the screen recording file is returned to the calling party, so that the calling party establishes the mapping relation between the screen recording file and the blockchain storage, and the calling party can conveniently search the hash information of the screen recording file from the blockchain when carrying out the verification.
The foregoing describes specific embodiments of the present disclosure. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims can be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing are also possible or may be advantageous.
Fig. 2 is a schematic structural diagram of an electronic device according to an embodiment of the present application. Referring to fig. 2, at the hardware level, the electronic device includes a processor, and optionally an internal bus, a network interface, and a memory. The Memory may include a Memory, such as a Random-Access Memory (RAM), and may further include a non-volatile Memory (non-volatile Memory), such as at least 1 disk Memory. Of course, the electronic device may also include hardware required for other services.
The processor, network interface, and memory may be interconnected by an internal bus, which may be an ISA (Industry Standard Architecture ) bus, a PCI (Peripheral Component Interconnect, peripheral component interconnect standard) bus, or EISA (Extended Industry Standard Architecture ) bus, among others. The buses may be classified as address buses, data buses, control buses, etc. For ease of illustration, only one bi-directional arrow is shown in FIG. 2, but not only one bus or type of bus.
And the memory is used for storing programs. In particular, the program may include program code including computer-operating instructions. The memory may include memory and non-volatile storage and provide instructions and data to the processor.
The processor reads the corresponding computer program from the nonvolatile memory into the memory and then runs to form a blockchain system on a logic level. The processor is used for executing the programs stored in the memory and is specifically used for executing the following operations:
responding to a call request of a remote screen recording intelligent contract of a blockchain, acquiring the remote screen recording intelligent contract, wherein the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, the remote screen recording process at least comprises a screen recording starting function, remotely logging in a target device, executing a machine operation instruction on the target device, and ending screen recording to generate a screen recording file;
based on the remote screen recording intelligent contract, executing a remote screen recording process and broadcasting an execution event to a blockchain cluster to perform consensus verification;
receiving a consensus result fed back by a consensus node of the block chain;
and when the fed-back consensus result meets the consensus condition, storing the hash information of the screen recording file into a blockchain ledger of the blockchain.
The methods performed by the blockchain system disclosed in the embodiment of fig. 1 of the present application may be applied to a processor or implemented by a processor. The processor may be an integrated circuit chip having signal processing capabilities. In implementation, the steps of the above method may be performed by integrated logic circuits of hardware in a processor or by instructions in the form of software. The processor may be a general-purpose processor, including a central processing unit (Central Processing Unit, CPU), a network processor (Network Processor, NP), etc.; but also digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), field programmable gate arrays (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components. The disclosed methods, steps, and logic blocks in the embodiments of the present application may be implemented or performed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of a method disclosed in connection with the embodiments of the present application may be embodied directly in hardware, in a decoded processor, or in a combination of hardware and software modules in a decoded processor. The software modules may be located in a random access memory, flash memory, read only memory, programmable read only memory, or electrically erasable programmable memory, registers, etc. as well known in the art. The storage medium is located in a memory, and the processor reads the information in the memory and, in combination with its hardware, performs the steps of the above method.
The electronic device may also execute the method of the embodiment shown in fig. 1, and the specific implementation may refer to the embodiment shown in fig. 1, which is not described herein.
Of course, other implementations, such as a logic device or a combination of hardware and software, are not excluded from the electronic device of the present application, that is, the execution subject of the following processing flow is not limited to each logic unit, but may be hardware or a logic device.
The present embodiments also provide a computer readable storage medium storing one or more programs, the one or more programs comprising instructions, which when executed by a portable electronic device comprising a plurality of application programs, enable the portable electronic device to perform the method of the embodiment of fig. 1, and in particular to:
responding to a call request of a remote screen recording intelligent contract of a blockchain, acquiring the remote screen recording intelligent contract, wherein the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, the remote screen recording process at least comprises a screen recording starting function, remotely logging in a target device, executing a machine operation instruction on the target device, and ending screen recording to generate a screen recording file;
based on the remote screen recording intelligent contract, executing a remote screen recording process and broadcasting an execution event to a blockchain cluster to perform consensus verification;
receiving a consensus result fed back by a consensus node of the block chain;
and when the fed-back consensus result meets the consensus condition, storing the hash information of the screen recording file into a blockchain ledger of the blockchain.
FIG. 3 is a schematic diagram of a blockchain system 300 in accordance with an embodiment of the present application. Referring to FIG. 3, in one software implementation, a blockchain system may include:
an obtaining module 310, configured to obtain a remote screen recording intelligent contract in response to a call request of the remote screen recording intelligent contract of a blockchain, where the remote screen recording intelligent contract includes a code for implementing a remote screen recording process, where the remote screen recording process includes at least a function of starting a screen recording function, remotely logging in a target device, executing a machine operation instruction on the target device, and ending screen recording to generate a screen recording file;
the execution module 320 executes a remote screen recording process and broadcasts an execution event to the blockchain cluster for consensus verification based on the remote screen recording intelligent contract;
a send module 330 that broadcasts an execution event into the blockchain cluster for consensus verification;
the receiving module 340 receives a consensus result fed back by a consensus node of the block chain;
and the storage module 350 is used for storing the hash information of the screen recording file into the blockchain ledger of the blockchain when the fed-back consensus result meets the consensus condition.
According to the method and the device, the remote screen recording intelligent contract on the blockchain is executed to start the screen recording function, remotely log in the target device, execute the machine operation instruction on the target device, finish screen recording, finally generate the screen recording file, and store hash information of the screen recording file into the blockchain after the consensus node of the blockchain agrees with the execution of the remote screen recording intelligent contract, so that the characteristic that the blockchain is not tamperable is utilized, the reliability of the screen recording file as evidence can be realized independently of notarizers, meanwhile, the evidence collecting flow is greatly simplified, and the evidence collecting cost is reduced.
Optionally, the storage module 350 is specifically configured to: and storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain ledger of the blockchain.
Optionally, the storage module 350 is specifically configured to: the hash information of the screen recording file and the related information of the screen recording file are stored into a blockchain account book of the blockchain;
wherein the related information includes a combination of one or more of:
the name of the screen recording file;
the storage address of the screen recording file;
the content introduction of the screen recording file;
and evidence obtaining user information corresponding to the screen recording file.
Optionally, the remote screen recording process further includes:
and writing time stamp information corresponding to the machine operation executed on the target equipment into the screen recording file.
Optionally, as an embodiment, the execution module 320 is specifically configured to: and executing a remote screen recording process in a trusted execution container of the blockchain based on the remote screen recording intelligent contract.
Further, the consensus node of the blockchain is used for performing consensus authentication on the execution result of the remote screen recording intelligent contract in the trusted execution container.
Further, the consensus result comprises consistency authentication of hash information of the screen recording file.
Optionally, as another embodiment, the consensus node of the blockchain is configured to execute the remote screen-recording smart contracts and perform consensus authentication on the screen-recording content of the remote screen-recording smart contracts respectively.
Further, the consensus result comprises a consistency authentication of the screen recording content.
Optionally, the blockchain system may further include a return module for:
and returning a block identifier of the hash information storage of the screen recording file to a calling party of the remote screen recording intelligent contract, wherein the block identifier is used for establishing a mapping relation between the screen recording file and a blockchain storage by the calling party.
Optionally, the call request carries an identifier of the remote screen recording intelligent contract and parameters, wherein the identifier is used for positioning the remote screen recording intelligent contract, and the parameters at least comprise a network address, a login account and a password of the target device.
The blockchain system may also perform the method of the embodiment shown in fig. 1, and the specific implementation may refer to the embodiment shown in fig. 1, which is not described herein.
In summary, the foregoing description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
The system, apparatus, module or unit set forth in the above embodiments may be implemented in particular by a computer chip or entity, or by a product having a certain function. One typical implementation is a computer. In particular, the computer may be, for example, a personal computer, a laptop computer, a cellular telephone, a camera phone, a smart phone, a personal digital assistant, a media player, a navigation device, an email device, a game console, a tablet computer, a wearable device, or a combination of any of these devices.
Computer readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of storage media for a computer include, but are not limited to, phase change memory (PRAM), static Random Access Memory (SRAM), dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), read Only Memory (ROM), electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium, which can be used to store information that can be accessed by a computing device. Computer-readable media, as defined herein, does not include transitory computer-readable media (transmission media), such as modulated data signals and carrier waves.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.
Claims (10)
1. A screen recording evidence obtaining method based on a blockchain comprises the following steps:
responding to a call request of a remote screen recording intelligent contract of a blockchain, acquiring the remote screen recording intelligent contract, wherein the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, the remote screen recording process at least comprises remote login target equipment, and executing a machine operation instruction of the remote screen recording process on the target equipment;
executing a remote screen recording process based on the remote screen recording intelligent contract to obtain a screen recording file after the remote screen recording is finished;
and storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain ledger of the blockchain.
2. The method of claim 1, storing the hash information of the screen file and the identification of the remote screen smart contract into a blockchain ledger of the blockchain, comprising:
and storing at least one of hash information of the screen recording file, identification of the remote screen recording intelligent contract, and at least one of the name of the screen recording file, the storage address of the screen recording file, content introduction of the screen recording file and evidence obtaining user information corresponding to the screen recording file into a blockchain account book of the blockchain.
3. The method of claim 1, the remote screen recording process further comprising:
and writing time stamp information corresponding to the machine operation executed on the target equipment into the screen recording file.
4. The method of claim 1, further comprising:
broadcasting an execution event to a blockchain cluster to perform consensus verification when a trusted execution container of the blockchain executes a remote screen recording process, wherein a consensus node of the blockchain is used for performing consensus verification on an execution result of the remote screen recording intelligent contract in the trusted execution container, and storing hash information of the screen recording file and an identification of the remote screen recording intelligent contract into a blockchain account book of the blockchain when the fed-back consensus result meets a consensus condition.
5. The method according to claim 4, wherein the method comprises,
and the consensus result comprises consistency authentication of hash information of the screen recording file.
6. The method according to claim 1,
and the consensus node of the blockchain is used for respectively executing the remote screen recording intelligent contracts and performing consensus authentication on the screen recording contents of the remote screen recording intelligent contracts, and the consensus result comprises the consistency authentication of the screen recording contents.
7. The method of claim 1, the call request carrying an identification of the remote on-screen smart contract and parameters for locating the remote on-screen smart contract, the parameters including at least a network address, a login account number, and a password of the target device.
8. A blockchain system, comprising:
the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, wherein the remote screen recording process at least comprises remote login target equipment, and a machine operation instruction of the remote screen recording process is executed on the target equipment;
the execution module is used for executing a remote screen recording process based on the remote screen recording intelligent contract so as to obtain a screen recording file after the remote screen recording is finished;
and the storage module is used for storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain account book of the blockchain.
9. An electronic device, comprising:
a processor; and
a memory arranged to store computer executable instructions that, when executed, cause the processor to:
responding to a call request of a remote screen recording intelligent contract of a blockchain, acquiring the remote screen recording intelligent contract, wherein the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, the remote screen recording process at least comprises remote login target equipment, and executing a machine operation instruction of the remote screen recording process on the target equipment;
executing a remote screen recording process based on the remote screen recording intelligent contract to obtain a screen recording file after the remote screen recording is finished;
and storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain ledger of the blockchain.
10. A computer-readable storage medium storing one or more programs that, when executed by an electronic device comprising a plurality of application programs, cause the electronic device to:
responding to a call request of a remote screen recording intelligent contract of a blockchain, acquiring the remote screen recording intelligent contract, wherein the remote screen recording intelligent contract comprises codes for realizing a remote screen recording process, the remote screen recording process at least comprises remote login target equipment, and executing a machine operation instruction of the remote screen recording process on the target equipment;
executing a remote screen recording process based on the remote screen recording intelligent contract to obtain a screen recording file after the remote screen recording is finished;
and storing the hash information of the screen recording file and the identification of the remote screen recording intelligent contract into a blockchain ledger of the blockchain.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111274588.6A CN113840012B (en) | 2018-12-13 | 2018-12-13 | Block chain-based screen recording evidence obtaining method and system and electronic equipment |
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| CN201811526825.1A CN110035105B (en) | 2018-12-13 | 2018-12-13 | Screen recording evidence obtaining method and system based on block chain and electronic equipment |
| CN202111274588.6A CN113840012B (en) | 2018-12-13 | 2018-12-13 | Block chain-based screen recording evidence obtaining method and system and electronic equipment |
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| CN201811526825.1A Division CN110035105B (en) | 2018-12-13 | 2018-12-13 | Screen recording evidence obtaining method and system based on block chain and electronic equipment |
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| CN202111274588.6A Active CN113840012B (en) | 2018-12-13 | 2018-12-13 | Block chain-based screen recording evidence obtaining method and system and electronic equipment |
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| CN110032880B (en) * | 2018-12-13 | 2021-10-29 | 创新先进技术有限公司 | Screen recording evidence obtaining method and system based on block chain and electronic equipment |
| CN110035105B (en) * | 2018-12-13 | 2021-09-21 | 创新先进技术有限公司 | Screen recording evidence obtaining method and system based on block chain and electronic equipment |
| CN110490773B (en) * | 2019-07-26 | 2023-06-02 | 创新先进技术有限公司 | Block chain-based screen recording evidence obtaining method and device and electronic equipment |
| CN110782374A (en) * | 2019-10-28 | 2020-02-11 | 支付宝(杭州)信息技术有限公司 | Electronic evidence obtaining method and system based on block chain |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2020119271A1 (en) | 2020-06-18 |
| CN110035105A (en) | 2019-07-19 |
| TW202022591A (en) | 2020-06-16 |
| CN113840012A (en) | 2021-12-24 |
| CN110035105B (en) | 2021-09-21 |
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