CN112765622A - Digital certificate management method, device, equipment and medium for electronic bill of lading - Google Patents
Digital certificate management method, device, equipment and medium for electronic bill of lading Download PDFInfo
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Abstract
The embodiment of the invention discloses a digital certificate management method, a device, equipment and a medium for an electronic bill of lading, wherein the method comprises the following steps: constructing a block chain network consisting of four parties of a domestic agent, a overseas agent, a shipper and a consignee; creating a block chain account of four parties, and signing the bill of lading file by the block chain account according to a digital certificate issued by a certification authority center; other accounts on the block chain network analyze the signature on the bill picking file to obtain a corresponding block chain address, and chaining the block chain address; the block chain address records the related information of the bill of lading flow. The bill of lading file is signed and encrypted through the digital certificate signed and issued by the third party authority, so that the confidentiality and the integrity of the circulation of the bill of lading on the internet are ensured, and the safety of electronic transaction processing and transaction activities is improved.
Description
Technical Field
The invention relates to the technical field of international freight transportation, in particular to a digital certificate management method, device, equipment and medium for an electronic bill of lading.
Background
A shipping bill, called a bill of lading for short, is a written certificate issued by a ship's side or its agent, certifying that the goods have been received, allowing the goods to be shipped to the destination, and delivered to the shipper. It is a proof of contract between the carrier and shipper that has the utility of a certificate of property right legally. The digital certificate is a string of numbers which mark identity information of each communication party in Internet communication and provides a way of verifying the identity of a communication entity on the Internet, and the digital certificate is not a digital identity card, but a seal or stamp (or a signature added to the digital identity card) covered on the digital identity card by an identity authentication mechanism. It is issued by an Authority-CA, also known as a Certificate Authority (Certificate Authority), which people can use over the internet to identify the other party.
In the transmission process of the existing electronic bill of lading on the network, because a plurality of user nodes in the network need to be circulated, the safety of the electronic bill of lading in the transmission process can not be guaranteed, the application efficiency of the electronic bill of lading is lower, and the real intention of a user can not be reflected.
Disclosure of Invention
Because the existing methods have the above problems, embodiments of the present invention provide a method, an apparatus, a device, and a medium for managing a digital certificate of an electronic bill of lading.
The embodiment of the invention provides a digital certificate management method for an electronic bill of lading, which comprises the following steps:
constructing a block chain network consisting of four parties of a domestic agent, a overseas agent, a shipper and a consignee;
creating a block chain account of four parties, wherein the block chain account signs a bill of lading file according to a digital certificate issued by a certification authority center;
other accounts on the block chain network analyze the signature on the bill picking file to obtain a corresponding block chain address, and chain the block chain address; and the block chain address records the related information of the bill of lading circulation.
Further, the signing of the bill of lading file by the blockchain account according to the digital certificate issued by the certification authority center includes:
and the block chain account acquires the digital certificate signed and issued by the certification authority center and signs the bill drawing file according to a private key in the digital certificate.
Further, before acquiring the digital certificate and the private key information issued by the certification authority center, the blockchain account further includes:
acquiring server certificate information of a blockchain network;
verifying whether the digital certificate to be updated is a digital certificate issued by a certificate authority center associated with the blockchain network or not according to the server certificate information; if yes, sending a request for updating the digital certificate to the certification authority center through the block chain network;
and after receiving the request for updating the digital certificate, the certification authority center issues the new digital certificate to the safety terminal of the block chain account.
Further, after the certificate authority center issues the digital certificate, the block chain account is electronically signed at the specified position of the PDF, so that the generated electronic signature is correctly verified in different PDF readers.
Further, before the obtaining of the server certificate information of the blockchain network, the method further includes:
and the safety terminal of the block chain account verifies the validity period of the digital certificate to be updated, and if the verification is passed, the safety terminal of the block chain account establishes safety connection with the block chain network.
In a second aspect, an embodiment of the present invention further provides a digital certificate management apparatus for an electronic bill of lading, including:
the system comprises a first processing module, a second processing module and a third processing module, wherein the first processing module is used for constructing a block chain network consisting of four parties of a domestic agent, a overseas agent, a shipper and a consignee;
the second processing module is used for creating a four-party block chain account, and the block chain account signs the bill of lading file according to a digital certificate issued by a certification authority center;
the third processing module is used for analyzing the signature on the bill picking file by other accounts on the block chain network to obtain a corresponding block chain address and chaining the block chain address; and the block chain address records the related information of the bill of lading circulation.
Further, the second processing module is specifically configured to:
and the block chain account acquires the digital certificate and the private key information signed and issued by the certification authority center, and signs the bill drawing file according to the private key in the digital certificate.
Further, the second processing module is further specifically configured to:
after the certificate authority center issues the digital certificate, the block chain account is electronically signed at the specified position of the PDF, so that the generated electronic signature is correctly verified in different PDF readers.
In a third aspect, an embodiment of the present invention further provides an electronic device, which includes a memory, a processor, and a computer program stored on the memory and executable on the processor, where the processor, when executing the computer program, implements the digital certificate management method for electronic bills of lading according to the first aspect.
In a fourth aspect, an embodiment of the present invention further provides a non-transitory computer-readable storage medium, on which a computer program is stored, and the computer program, when executed by a processor, implements the digital certificate management method for an electronic bill of lading according to the first aspect.
According to the technical scheme, the method, the device, the equipment and the medium for managing the digital certificate of the electronic bill of lading provided by the embodiment of the invention are characterized in that a block chain network consisting of four parties including a domestic agent, a overseas agent, a shipper and a consignee is firstly established, block chain accounts of the four parties are correspondingly established, and the block chain accounts sign the bill of lading files through the digital certificate issued by a certificate authority center, so that other accounts analyze the signature on the bill of lading files to obtain block chain addresses for recording relevant information of bill of lading circulation, and the block chain addresses are linked to the block chain network, so that the bill of lading information circulation on a alliance chain is supported. Therefore, the embodiment of the invention carries out digital signature on the bill of lading file through the digital certificate signed by the authoritative certification authority, thereby ensuring the confidentiality and the integrity of the circulation of the bill of lading on the network and simultaneously improving the safety of electronic transaction processing and transaction activities.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a flowchart of a digital certificate management method for an electronic bill of lading according to an embodiment of the present invention;
FIG. 2 is a flow chart of another method for managing digital certificates of electronic bills of lading according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of a digital certificate management apparatus for an electronic bill of lading according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an electronic device according to an embodiment of the invention.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Fig. 1 is a flowchart illustrating a digital certificate management method for an electronic bill of lading according to an embodiment of the present invention, and fig. 2 is a flowchart illustrating another digital certificate management method for an electronic bill of lading according to an embodiment of the present invention. The digital certificate management method of the electronic bill of lading provided by the embodiment of the invention is explained and explained in detail with reference to fig. 1 and fig. 2. As shown in fig. 1, a digital certificate management method for an electronic bill of lading provided by an embodiment of the present invention specifically includes:
step 101: constructing a block chain network consisting of four parties of a domestic agent, a overseas agent, a shipper and a consignee;
in this step, a block chain network for bill picking service processing is established, the block chain network comprises nodes of a domestic agent, an overseas agent, a shipper and a consignee, and the domestic agent, the overseas agent, the shipper and the consignee on the block chain network can complete the bill picking service processing process through the block chain network.
Step 102: creating a block chain account of four parties, wherein the block chain account signs a bill of lading file according to a digital certificate issued by a certification authority center;
in this step, it should be noted that account nodes of a domestic agent, a overseas agent, a shipper, and a consignee are first created in the blockchain network, and then a digital certificate is created for the blockchain account through the third-party authority certificate authority center, where the digital certificate includes personal information of the blockchain account and a public key of the blockchain account. And after receiving the digital certificate issued by the certification authority center, the block chain account adopts a private key to carry out digital signature encryption and sends the digital certificate to other block chain accounts.
Step 103: other accounts on the block chain network analyze the signature on the bill picking file to obtain a corresponding block chain address, and chain the block chain address; and the block chain address records the related information of the bill of lading circulation.
In this step, it should be noted that after receiving the digital certificate, the other accounts on the blockchain network first authenticate with the certificate authority center to determine whether the digital certificate belongs to the blockchain account. If so, acquiring a public key of the blockchain account contained in the digital certificate, decoding the digital signature of the blockchain account by using the public key, and verifying whether the digital signature is the digital signature of the blockchain account. If yes, the digital signature is proved to be encrypted by the private key of the block chain account, so that a corresponding block chain address can be deduced according to the obtained public key, the block chain address records related information of the electronic bill of lading in the circulation process, and finally the obtained block chain address is linked to the block chain network, so that the bill of lading information circulation on the alliance chain is supported.
According to the technical scheme, the method for managing the digital certificate of the electronic bill of lading provided by the embodiment of the invention comprises the steps of firstly constructing a block chain network consisting of four parties including a domestic agent, a overseas agent, a shipper and a consignee, correspondingly establishing block chain accounts of the four parties, signing a bill of lading file by the block chain accounts through the digital certificate issued by a certificate authority center, so that other accounts analyze the signature on the bill of lading file to obtain a block chain address for recording relevant information of bill of lading circulation, and chaining the block chain address to the block chain network, thereby supporting the circulation of bill of lading information on a alliance chain. Therefore, the embodiment of the invention carries out digital signature on the bill of lading file through the digital certificate signed by the authoritative certification authority, thereby ensuring the confidentiality and the integrity of the circulation of the bill of lading on the network and simultaneously improving the safety of electronic transaction processing and transaction activities.
Based on the content of the foregoing embodiment, in this embodiment, the signing, by the blockchain account, the bill of lading file according to the digital certificate issued by the certificate authority center includes:
and the block chain account acquires the digital certificate signed and issued by the certification authority center and signs the bill drawing file according to a private key in the digital certificate.
In this embodiment, it should be noted that, after the blockchain account receives the digital certificate issued by the certificate authority center, the private key in the digital certificate is used to perform digital signature encryption.
Based on the content of the foregoing embodiment, in this embodiment, before the obtaining the digital certificate and the private key information issued by the certificate authority center, the block chain account further includes:
acquiring server certificate information of a blockchain network;
verifying whether the digital certificate to be updated is a digital certificate issued by a certificate authority center associated with the blockchain network or not according to the server certificate information; if yes, sending a request for updating the digital certificate to the certification authority center through the block chain network;
and after receiving the request for updating the digital certificate, the certification authority center issues the new digital certificate to the safety terminal of the block chain account.
In this embodiment, it should be noted that, first, a secure terminal of a blockchain account acquires server certificate information of a blockchain network, and verifies a digital certificate to be updated according to the server certificate information, where the verification content includes: whether the digital certificate to be updated is a digital certificate issued by a certificate authority associated with the blockchain network. And if the verification is passed, the safety terminal of the block chain account sends a request for updating the digital certificate to the certification authority center, and if the verification is failed, a rejection message is returned.
In this embodiment, after receiving the request for updating the digital certificate, the certificate authority center verifies whether the digital certificate to be updated has the right to update. The specific verification method may be as follows: and verifying whether the digital certificate has the updating authority or not by verifying the serial number of the digital certificate to be updated. If the verification result is that the block chain account has the authority, the certification authority center returns a message for allowing updating to the safety terminal of the block chain account, the safety terminal of the block chain account sends an application of the digital certificate to the certification authority center, and the certification authority center signs a new digital certificate to the safety terminal of the block chain account after receiving the application of the digital certificate.
Based on the content of the above embodiments, in the present embodiment, after the certificate authority center issues the digital certificate, the block chain account is electronically signed at the specified PDF location, so that the generated electronic signature is correctly verified in different PDF readers.
In this embodiment, it should be noted that after the certificate authority center issues the digital certificate, the block chain account is electronically signed at the specified PDF location, so that the generated electronic signature is correctly verified in different PDF readers. Wherein, the PDF document is added with an electronic signature meeting the PADES standard. PADES is the PDF digital signature specification defined by ISO32000, maintained by ETSI. Almost all PDF readers comply with this specification, ensuring that the generated digital signature can be correctly verified in different PDF readers. The electronic signature provided by the embodiment of the invention is a visual electronic signature, so that the electronic signature can be more intuitively displayed to a client. Preferably, when the electronic signature is performed, the signature time can be recorded.
Based on the content of the foregoing embodiment, in this embodiment, before the obtaining server certificate information of a blockchain network, the method further includes:
and the safety terminal of the block chain account verifies the validity period of the digital certificate to be updated, and if the verification is passed, the safety terminal of the block chain account establishes safety connection with the block chain network.
In this embodiment, it should be noted that before acquiring server certificate information of a blockchain network, a user issues a digital certificate update application through a security terminal of a blockchain account, and the security terminal of the blockchain account performs initial verification according to the application issued by the user. The verified content includes: verifying whether the digital certificate in the user security terminal is within the validity period, and the contents of the initial authentication may further include: and verifying whether the digital certificate and the extension information are matched with the user information of the user. And after the verification is passed, the safety terminal of the block chain account establishes safety connection with the block chain network.
Based on the same inventive concept, another embodiment of the present invention provides a digital certificate management apparatus for an electronic bill of lading, as shown in fig. 3, the digital certificate management apparatus for an electronic bill of lading provided by the embodiment of the present invention includes:
a first processing module 1, configured to construct a block chain network composed of four parties, namely a domestic agent, a foreign agent, a shipper, and a consignee;
the second processing module 2 is used for creating a four-party blockchain account, and the blockchain account signs the bill of lading file according to a digital certificate issued by a certification authority center;
a third processing module 3, configured to analyze the signature on the bill of lading file by using another account on the blockchain network to obtain a corresponding blockchain address, and link the blockchain address; and the block chain address records the related information of the bill of lading circulation.
In this embodiment, a blockchain network for bill picking service processing is established, where the blockchain network includes nodes of a domestic agent, an overseas agent, a shipper, and a consignee, and the domestic agent, the overseas agent, the shipper, and the consignee on the blockchain network can complete the bill picking service processing process through the blockchain network.
In this embodiment, it should be noted that account nodes of a domestic agent, a overseas agent, a shipper, and a consignee are first created in a blockchain network, and then a digital certificate is created for a blockchain account through a third-party authority certificate authority center, where the digital certificate includes personal information of the blockchain account and a public key of the blockchain account. And after receiving the digital certificate issued by the certification authority center, the block chain account adopts a private key to carry out digital signature encryption and sends the digital certificate to other block chain accounts.
In this embodiment, it should be noted that after receiving the digital certificate, the other accounts on the blockchain network first authenticate with the certificate authority center to determine whether the digital certificate belongs to the blockchain account. If so, acquiring a public key of the blockchain account contained in the digital certificate, decoding the digital signature of the blockchain account by using the public key, and verifying whether the digital signature is the digital signature of the blockchain account. If yes, the digital signature is proved to be encrypted by the private key of the block chain account, so that a corresponding block chain address can be deduced according to the obtained public key, the block chain address records related information of the electronic bill of lading in the circulation process, and finally the obtained block chain address is linked to the block chain network, so that the bill of lading information circulation on the alliance chain is supported.
According to the technical scheme, the digital certificate management device for the electronic bill of lading provided by the embodiment of the invention comprises the steps of firstly constructing a block chain network consisting of four parties including a domestic agent, a overseas agent, a shipper and a consignee, correspondingly establishing block chain accounts of the four parties, signing a bill of lading file by the block chain accounts through a digital certificate issued by a certificate authority center, so that other accounts can analyze the signature on the bill of lading file to obtain a block chain address for recording relevant information of bill of lading circulation, and chaining the block chain address to the block chain network, thereby supporting the circulation of bill of lading information on a alliance chain. Therefore, the embodiment of the invention carries out digital signature on the bill of lading file through the digital certificate signed by the authoritative certification authority, thereby ensuring the confidentiality and the integrity of the circulation of the bill of lading on the network and simultaneously improving the safety of electronic transaction processing and transaction activities.
The digital certificate management apparatus of the electronic bill of lading described in this embodiment may be used to implement the above method embodiments, and the principle and technical effect are similar, which are not described herein again.
Based on the same inventive concept, another embodiment of the present invention provides an electronic device, which refers to the schematic structural diagram of the electronic device shown in fig. 4, and specifically includes the following contents: a processor 401, a memory 402, a communication interface 403, and a communication bus 404;
the processor 401, the memory 402 and the communication interface 403 complete mutual communication through the communication bus 404; the communication interface 403 is used for implementing information transmission between the devices;
the processor 401 is configured to call a computer program in the memory 402, and when the processor executes the computer program, the processor implements all the steps of the above digital certificate management method for electronic bill of lading, for example, building a block chain network composed of four parties, namely, a domestic agent, a overseas agent, a shipper and a consignee; creating a block chain account of four parties, wherein the block chain account signs a bill of lading file according to a digital certificate issued by a certification authority center; other accounts on the block chain network analyze the signature on the bill picking file to obtain a corresponding block chain address, and chain the block chain address; and the block chain address records the related information of the bill of lading circulation.
Based on the same inventive concept, yet another embodiment of the present invention provides a non-transitory computer-readable storage medium having stored thereon a computer program that, when executed by a processor, implements all the steps of the above-described digital certificate management method for an electronic bill of lading, for example, constructing a block chain network composed of four parties, a domestic agent, a overseas agent, a shipper, and a consignee; creating a block chain account of four parties, wherein the block chain account signs a bill of lading file according to a digital certificate issued by a certification authority center; other accounts on the block chain network analyze the signature on the bill picking file to obtain a corresponding block chain address, and chain the block chain address; and the block chain address records the related information of the bill of lading circulation.
In addition, the logic instructions in the memory may be implemented in the form of software functional units and may be stored in a computer readable storage medium when sold or used as a stand-alone product. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the embodiment of the present invention. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. Based on such understanding, the technical solutions mentioned above may be embodied in the form of a software product, which may be stored in a computer-readable storage medium, such as ROM/RAM, magnetic disk, optical disk, etc., and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the digital certificate management method of the electronic bill of lading according to the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A digital certificate management method of an electronic bill of lading is characterized by comprising the following steps:
constructing a block chain network consisting of four parties of a domestic agent, a overseas agent, a shipper and a consignee; creating a block chain account of four parties, wherein the block chain account signs a bill of lading file according to a digital certificate issued by a certification authority center;
other accounts on the block chain network analyze the signature on the bill picking file to obtain a corresponding block chain address, and chain the block chain address; and the block chain address records the related information of the bill of lading circulation.
2. The method for managing the digital certificate of the electronic bill of lading according to claim 1, wherein the block chain account signs the bill of lading file according to the digital certificate issued by the certification authority center, comprising:
and the block chain account acquires the digital certificate signed and issued by the certification authority center and signs the bill drawing file according to a private key in the digital certificate.
3. The method for managing digital certificates of electronic bills as claimed in claim 2, wherein the blockchain account further comprises, before acquiring the digital certificate and the private key information issued by the certificate authority center:
acquiring server certificate information of a blockchain network;
verifying whether the digital certificate to be updated is a digital certificate issued by a certificate authority center associated with the blockchain network or not according to the server certificate information; if yes, sending a request for updating the digital certificate to the certification authority center through the block chain network;
and after receiving the request for updating the digital certificate, the certification authority center issues the new digital certificate to the safety terminal of the block chain account.
4. The method of claim 1, wherein after the certificate authority center issues the digital certificate, the blockchain account is electronically signed at a specified PDF location so that the generated electronic signature is properly verified in different PDF readers.
5. The method for managing digital certificates of electronic bills of lading according to claim 3, further comprising, before the obtaining server certificate information of a blockchain network:
and the safety terminal of the block chain account verifies the validity period of the digital certificate to be updated, and if the verification is passed, the safety terminal of the block chain account establishes safety connection with the block chain network.
6. A digital certificate management apparatus for an electronic bill of lading, comprising:
the system comprises a first processing module, a second processing module and a third processing module, wherein the first processing module is used for constructing a block chain network consisting of four parties of a domestic agent, a overseas agent, a shipper and a consignee;
the second processing module is used for creating a four-party block chain account, and the block chain account signs the bill of lading file according to a digital certificate issued by a certification authority center;
the third processing module is used for analyzing the signature on the bill picking file by other accounts on the block chain network to obtain a corresponding block chain address and chaining the block chain address; and the block chain address records the related information of the bill of lading circulation.
7. The digital certificate management apparatus of an electronic bill of lading according to claim 6, wherein the second processing module is specifically configured to:
and the block chain account acquires the digital certificate and the private key information signed and issued by the certification authority center, and signs the bill drawing file according to the private key in the digital certificate.
8. The digital certificate management apparatus of an electronic bill of lading according to claim 6, wherein the second processing module is further specifically configured to:
after the certificate authority center issues the digital certificate, the block chain account is electronically signed at the specified position of the PDF, so that the generated electronic signature is correctly verified in different PDF readers.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor when executing the program performs the steps of the digital certificate management method of an electronic bill of lading according to any one of claims 1 to 5.
10. A non-transitory computer readable storage medium having stored thereon a computer program, wherein the computer program when executed by a processor implements the steps of the digital certificate management method of an electronic bill of lading according to any one of claims 1 to 5.
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