CN111654502B - Virtual card power restoration instruction transmission method and device based on digital token - Google Patents
Virtual card power restoration instruction transmission method and device based on digital token Download PDFInfo
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- CN111654502B CN111654502B CN202010507432.7A CN202010507432A CN111654502B CN 111654502 B CN111654502 B CN 111654502B CN 202010507432 A CN202010507432 A CN 202010507432A CN 111654502 B CN111654502 B CN 111654502B
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- H—ELECTRICITY
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- 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
- H04L63/0807—Network architectures or network communication protocols for network security for authentication of entities using tickets, e.g. Kerberos
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- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
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- H04L9/3242—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving keyed hash functions, e.g. message authentication codes [MACs], CBC-MAC or HMAC
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Abstract
The invention discloses a virtual card power restoration instruction transmission method and a virtual card power restoration instruction transmission device based on a digital token, wherein the method comprises the following steps: the power restoration instruction generating module generates a remote power restoration instruction; the digital token encryption module encrypts the remote power restoration instruction and the encryption transmission key and generates a ciphertext digital token; the digital token sending module converts the ciphertext digital token into a two-dimensional code digital token and sends the two-dimensional code digital token to a power user; the power utilization user displays the two-dimensional code digital token on a complex call terminal; the complex power terminal restores the two-dimension code digital token into the ciphertext digital token and sends the ciphertext digital token to a security chip in the terminal; the safety chip restores the ciphertext digital token into the remote power restoration instruction; and the power recovery terminal sends the remote power recovery instruction to the intelligent charge control electric energy meter, and the intelligent charge control electric energy meter completes authentication and power recovery operation. In the implementation of the invention, convenient and quick power restoration service is provided.
Description
Technical Field
The invention relates to the technical field of metering automation, in particular to a virtual card power restoration instruction transmission method and device based on a digital token.
Background
The low-voltage distribution area of the power grid company is multi-faceted and wide, the field environment is complex, the number of the metering automation module devices is large, and the communication channels of the metering automation modules in individual areas, particularly in old, young, boundless areas, are close to saturation; with the explosion of new demand for metering automation and the increase of the new demand for metering automation, the communication network of the metering automation module which is not burdened by the massive use of remote fee control is harder. The existing remote power restoration method completely depends on a communication channel of a metering automation module to transmit a power restoration instruction, and because the communication channel of the existing metering automation module is easily influenced by an external environment, the power restoration success rate and the response speed can not meet the power utilization response requirements of users, and certain influence is generated on the service image of a power company. Therefore, under the condition that the existing metering automation module communication network cannot be upgraded and expanded in a large scale, a remote offline power restoration technology which effectively makes up the shortage of the communication capability of the metering automation module is urgently needed, and the communication pressure of the cost control electric energy meter on the metering automation module is reduced on the premise of ensuring that a client can conveniently purchase power in multiple channels.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a virtual card power restoration instruction transmission method and device based on a digital token, which effectively make up for the remote offline power restoration technology with insufficient communication capacity of a metering automation module and effectively reduce the communication dependence of a charge control electric energy meter on the metering automation module.
In order to solve the technical problem, an embodiment of the present invention provides a virtual card power restoration instruction transmission method based on a digital token, where the method includes:
the power restoration instruction generating module generates a remote power restoration instruction;
the digital token encryption module encrypts the remote power restoration instruction and the encryption transmission key and generates a ciphertext digital token;
the digital token sending module converts the ciphertext digital token into a two-dimensional code digital token and sends the two-dimensional code digital token to a power user;
the power utilization user displays the two-dimensional code digital token on a complex call terminal;
the power restoration terminal restores the two-dimensional code digital token into the ciphertext digital token and sends the ciphertext digital token to a security chip in the terminal;
the safety chip restores the ciphertext digital token into the remote power restoration instruction;
and the power recovery terminal sends the remote power recovery instruction to the intelligent charge control electric energy meter, and the intelligent charge control electric energy meter completes authentication and power recovery operation.
Optionally, the encrypting the remote power restoration instruction and the encrypted transmission key by the digital token encrypting module, and generating the ciphertext digital token includes:
calling a metering key to generate a complex power instruction ciphertext;
calling an encryptor to derive a key ciphertext of a designated meter number message verification code of the electricity waiting meter to be restored;
combining the complex power instruction ciphertext with a counter, a table number and a timestamp to form a digital token;
calling an encryption key to encrypt the digital token and calculate the message verification code;
and returning the digital token and the message verification code to the intelligent charge control electric energy meter.
Optionally, the restoring, by the security chip, the ciphertext digital token into the remote power restoration instruction includes:
the security chip transmits a main key through the scattered vector in the ciphertext digital token and acquires a key in the transmission process;
decrypting the ciphertext digital token through the key in the transmission process, and acquiring a ciphertext and a specified ammeter authentication key of the remote power-on command;
the security chip verifies the transmission message verification code through the message verification code key;
the safety chip calls an ammeter secret key to calculate a power-on message verification code for the remote power-on command;
and returning the remote power restoration instruction and the power restoration message verification code to the power restoration terminal.
Optionally, the remote power restoration instruction includes a command code, a meter number, a house number and a power restoration valid time.
In addition, an embodiment of the present invention further provides a virtual card power restoration instruction transmission device based on a digital token, where the device includes:
the power restoration instruction generation module: the remote power restoration instruction is used for generating a remote power restoration instruction;
the digital token encryption module: the remote power restoration instruction and the encrypted transmission key are encrypted, and a ciphertext digital token is generated;
the digital token sending module: the system is used for converting the ciphertext digital token into a two-dimension code digital token and sending the two-dimension code digital token to a power consumption user;
the electricity utilization user: the two-dimensional code digital token is displayed on a complex power terminal;
the compound electricity terminal: the two-dimensional code digital token is restored into the ciphertext digital token and is sent to a security chip in the terminal; sending the remote power restoration instruction to an intelligent cost control electric energy meter;
a security chip: the cryptograph digital token is restored into the remote power-on instruction;
accuse electric energy meter is taken to intelligence: for completing authentication and power restoration operations.
Optionally, the digital token encryption module further includes: the device is used for calling the metering key to generate a complex power instruction ciphertext; calling an encryptor to derive a key ciphertext of a designated meter number message verification code of the electricity waiting meter to be restored; combining the complex power instruction ciphertext with a counter, a table number and a timestamp to form a digital token; calling an encryption key to encrypt the digital token and calculate the message verification code; and returning the digital token and the message verification code to the intelligent charge control electric energy meter.
Optionally, the secure chip further includes: the master key is transmitted through the scattered vectors in the ciphertext digital token, and the key in the transmission process is obtained; decrypting the ciphertext digital token through the key in the transmission process, and acquiring the ciphertext and the designated ammeter authentication key of the remote power restoration instruction; verifying a transmission message verification code through a message verification code key; calling an ammeter secret key to calculate a power-on message verification code for the remote power-on command; and returning the remote power restoration instruction and the power restoration message verification code to the power restoration terminal.
In the implementation of the invention, the remote power restoration command is encrypted and is separated from the digital transmission of the special metering automation communication network, so that the convenient and quick power restoration service can be provided for a client, the remote off-line power restoration function which is insufficient in the communication capacity of the metering automation system can be effectively compensated, the communication dependence of the cost control electric energy meter on the metering automation system can be effectively reduced, and the cost control success rate is improved.
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 the drawings without creative efforts.
Fig. 1 is a schematic flow chart of a virtual card power restoration instruction transmission method based on a digital token in an embodiment of the invention;
fig. 2 is a schematic structural composition diagram of a virtual card power restoration instruction transmission device based on a digital token in an embodiment of the present invention;
FIG. 3 is a flow diagram illustrating encryption of a digital token in an embodiment of the present invention;
fig. 4 is a schematic flowchart of the ciphertext digital token restoring remote compound call instruction in this embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1, fig. 1 is a schematic flow chart illustrating a virtual card power restoration instruction transmission method based on a digital token according to an embodiment of the present invention.
As shown in fig. 1, a virtual card power restoration instruction transmission method based on a digital token includes:
s11: the power restoration instruction generating module generates a remote power restoration instruction;
in the implementation process of the invention, the remote power restoration instruction comprises an order code, a meter number, a house number and power restoration effective time.
S12: the digital token encryption module encrypts the remote power restoration command and the encryption transmission key and generates a ciphertext digital token;
in a specific implementation process of the present invention, as shown in fig. 3, the encrypting the remote power restoration instruction and the encryption transmission key by the digital token encryption module, and generating the ciphertext digital token includes: calling a metering key to generate a complex power instruction ciphertext; calling an encryptor to derive a key ciphertext of a designated meter number message verification code of the electricity waiting meter to be restored; combining the complex power instruction ciphertext with a counter, a table number and a timestamp to form a digital token; calling an encryption key to encrypt the digital token and calculate the message verification code; and returning the digital token and the message verification code to the intelligent charge control electric energy meter.
It should be noted that, in the process of encrypting the remote power restoration instruction and the encrypted transmission key by the digital token encryption module, the encrypted transmission key at each time is different, and the encrypted transmission key is also protected by encryption; in addition, the encrypted transmission key functions in a security chip of the power restoration terminal and cannot be obtained from the outside.
S13: the digital token sending module converts the ciphertext digital token into a two-dimensional code digital token and sends the two-dimensional code digital token to a power consumption user;
s14: the power utilization user displays the two-dimensional code digital token on a complex call terminal;
s15: the power restoration terminal restores the two-dimensional code digital token into the ciphertext digital token and sends the ciphertext digital token to a security chip in the terminal;
s16: the security chip restores the ciphertext digital token into the remote power restoration instruction;
in a specific implementation process of the present invention, as shown in fig. 4, the recovering, by the security chip, the ciphertext digital token into the remote power restoration instruction includes: the security chip transmits a main key through the scattered vectors in the ciphertext digital token and acquires the key in the transmission process; decrypting the ciphertext digital token through the key in the transmission process, and acquiring a ciphertext and a specified ammeter authentication key of the remote power-on command; the security chip verifies the transmission message verification code through the message verification code key; the safety chip calls an ammeter secret key to calculate a power restoration message verification code for the remote power restoration instruction; and returning the remote power restoration instruction and the power restoration message verification code to the power restoration terminal.
S17: and the power recovery terminal sends the remote power recovery instruction to the intelligent charge control electric energy meter, and the intelligent charge control electric energy meter completes authentication and power recovery operation.
In the implementation of the invention, the remote power restoration instruction is encrypted and separated from the digital transmission of the special metering automation communication network, so that the convenient and quick power restoration service can be provided for a client, the remote off-line power restoration function which is insufficient in the communication capacity of the metering automation system can be effectively compensated, the communication dependence of the cost control electric energy meter on the metering automation system can be effectively reduced, and the cost control success rate is improved.
Example two
Referring to fig. 2, fig. 2 is a schematic structural composition diagram of a virtual card power restoration instruction transmission device based on a digital token according to an embodiment of the present invention.
As shown in fig. 2, a virtual card power restoration instruction transmission apparatus based on a digital token includes:
the power restoration instruction generation module 11: the remote power restoration instruction is generated;
the digital token encryption module 12: the remote power restoration command and the encrypted transmission key are encrypted, and a ciphertext digital token is generated;
in a specific implementation process of the present invention, the digital token encryption module 12 further includes: the device is used for calling the metering key to generate a complex power instruction ciphertext; calling an encryptor to derive a key ciphertext of a designated meter number message verification code of the electricity waiting meter to be restored; combining the complex power instruction ciphertext with a counter, a table number and a timestamp to form a digital token; calling an encryption key to encrypt the digital token and calculate the message verification code; and returning the digital token and the message verification code to the intelligent fee-controlled electric energy meter.
The digital token transmission module 13: the system is used for converting the ciphertext digital token into a two-dimension code digital token and sending the two-dimension code digital token to a power consumption user;
the electricity consumer 14: the two-dimensional code digital token is displayed on a complex power terminal;
the complex power terminal 15: the two-dimension code digital token is restored into the ciphertext digital token and is sent to a security chip in the terminal; sending the remote power restoration instruction to an intelligent cost control electric energy meter;
the secure chip 16: the cryptograph digital token is restored into the remote power-on instruction;
in the specific implementation process of the present invention, the security chip 16 further includes: the master key is transmitted through the scattered vectors in the ciphertext digital token, and the key in the transmission process is obtained; decrypting the ciphertext digital token through the key in the transmission process, and acquiring the ciphertext and the designated ammeter authentication key of the remote power restoration instruction; verifying the transmission message verification code through a message verification code key; calling an ammeter secret key to calculate a power-on message verification code for the remote power-on command; and returning the remote power restoration instruction and the power restoration message verification code to the power restoration terminal.
Intelligent charge control electric energy meter 17: for completing authentication and power restoration operations.
Specifically, the working principle of the device related function module according to the embodiment of the present invention may refer to the related description of the first method embodiment, and is not described herein again.
In the implementation of the invention, the remote power restoration instruction is encrypted and separated from the digital transmission of the special metering automation communication network, so that the convenient and quick power restoration service can be provided for a client, the remote off-line power restoration function which is insufficient in the communication capacity of the metering automation system can be effectively compensated, the communication dependence of the cost control electric energy meter on the metering automation system can be effectively reduced, and the cost control success rate is improved.
Those skilled in the art will appreciate that all or part of the steps in the methods of the above embodiments may be implemented by hardware related to instructions of a program, and the program may be stored in a computer-readable storage medium, and the storage medium may include: read Only Memory (ROM), Random Access Memory (RAM), magnetic or optical disks, and the like.
In addition, the method and the device for transmitting the virtual card power restoration instruction based on the digital token according to the embodiment of the present invention are described in detail, and a specific embodiment is adopted herein to explain the principle and the implementation manner of the present invention, and the description of the embodiment is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (7)
1. A virtual card power restoration instruction transmission method based on a digital token is characterized by comprising the following steps:
the power restoration instruction generating module generates a remote power restoration instruction;
the digital token encryption module encrypts the remote power restoration instruction and the encryption transmission key and generates a ciphertext digital token;
the digital token sending module converts the ciphertext digital token into a two-dimensional code digital token and sends the two-dimensional code digital token to a power consumption user;
the power utilization user displays the two-dimension code digital token on a power recovery terminal;
the complex power terminal restores the two-dimension code digital token into the ciphertext digital token and sends the ciphertext digital token to a security chip in the terminal;
the security chip restores the ciphertext digital token into the remote power restoration instruction;
and the power recovery terminal sends the remote power recovery instruction to the intelligent charge control electric energy meter, and the intelligent charge control electric energy meter completes authentication and power recovery operation.
2. The virtual card power-on instruction transmission method based on the digital token of claim 1, wherein the digital token encryption module encrypts the remote power-on instruction and an encryption transmission key and generates a ciphertext digital token comprises:
calling a metering key to generate a complex power instruction ciphertext;
calling an encryptor to derive a key ciphertext of a designated meter number message verification code of the electricity waiting meter to be restored;
combining the complex electronic instruction cryptograph with a counter, a table number and a time stamp to form a digital token;
calling an encryption key to encrypt the digital token and calculate the message verification code;
and returning the digital token and the message verification code to the intelligent charge control electric energy meter.
3. The transmission method for the virtual card power-restoration instruction based on the digital token of claim 1, wherein the step of restoring the ciphertext digital token into the remote power-restoration instruction by the security chip comprises the steps of:
the security chip transmits a main key through the scattered vector in the ciphertext digital token and acquires a key in the transmission process;
decrypting the ciphertext digital token through the key in the transmission process, and acquiring the ciphertext and the designated ammeter authentication key of the remote power restoration instruction;
the security chip verifies the transmission message verification code through the message verification code key;
the safety chip calls an ammeter secret key to calculate a power restoration message verification code for the remote power restoration instruction;
and returning the remote power restoration instruction and the power restoration message verification code to the power restoration terminal.
4. The virtual card power-restoration instruction transmission method based on the digital token according to any one of claims 1 to 3, wherein the remote power-restoration instruction comprises a command code, a table number, a house number and a power-restoration valid time.
5. A virtual card power restoration instruction transmission apparatus based on a digital token, the apparatus comprising:
the power restoration instruction generation module: the remote power restoration instruction is used for generating a remote power restoration instruction;
the digital token encryption module: the remote power restoration command and the encrypted transmission key are encrypted, and a ciphertext digital token is generated;
the digital token sending module: the system comprises a cryptograph digital token, a two-dimension code digital token and a power consumption user, wherein the cryptograph digital token is used for converting the cryptograph digital token into the two-dimension code digital token and sending the two-dimension code digital token to the power consumption user;
the electricity utilization user: the two-dimension code digital token is displayed on a complex power terminal;
a power restoration terminal: the two-dimensional code digital token is restored into the ciphertext digital token and is sent to a security chip in the terminal; sending the remote power restoration instruction to an intelligent cost control electric energy meter;
a security chip: the cryptograph digital token is restored into the remote power-on instruction;
accuse electric energy meter is taken to intelligence: for completing authentication and power restoration operations.
6. The virtual card power-on instruction transmission device based on the digital token of claim 5, wherein the digital token encryption module further comprises: the device is used for calling the metering key to generate a complex power instruction ciphertext; calling an encryptor to derive a key ciphertext of a designated electricity waiting meter number message verification code; combining the complex power instruction ciphertext with a counter, a table number and a timestamp to form a digital token; calling an encryption key to encrypt the digital token and calculate the message verification code; and returning the digital token and the message verification code to the intelligent charge control electric energy meter.
7. The virtual card power-on instruction transmission device based on the digital token of claim 5, wherein the security chip further comprises: the master key is transmitted through the scattered vectors in the ciphertext digital token, and the key in the transmission process is obtained; decrypting the ciphertext digital token through the key in the transmission process, and acquiring the ciphertext and the designated ammeter authentication key of the remote power restoration instruction; verifying the transmission message verification code through a message verification code key; calling an ammeter secret key to calculate a power restoration message verification code for the remote power restoration instruction; and returning the remote power restoration instruction and the power restoration message verification code to the power restoration terminal.
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| CN103001771B (en) * | 2012-11-14 | 2015-06-10 | 广东电网公司电力科学研究院 | Data transmission security encryption method for metering automation system |
| CN104408826B (en) * | 2014-11-28 | 2017-01-25 | 山东鲁能智能技术有限公司 | Mobile terminal based public charging pile and payment method thereof |
| CN104680658B (en) * | 2015-02-28 | 2017-11-10 | 国网河南省电力公司郑州供电公司 | Based on interactive self-service telegram in reply method under remote bill control pattern |
| CN108616604B (en) * | 2018-05-17 | 2020-12-11 | 深圳市新越微电子有限公司 | Recharging and power-recovering device of intelligent electric energy meter, electric meter communication system and communication method |
| CN109088990A (en) * | 2018-08-10 | 2018-12-25 | 重庆华虹仪表有限公司 | A kind of ammeter control method and system based on mobile terminal |
| CN109658619B (en) * | 2018-11-30 | 2021-03-23 | 宁波耀华电气科技有限责任公司 | Electric energy meter prepayment system based on two-dimensional code payment |
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