WO2017031732A1 - Système de gestion de clés de compteur à prépaiement - Google Patents

Système de gestion de clés de compteur à prépaiement Download PDF

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Publication number
WO2017031732A1
WO2017031732A1 PCT/CN2015/088193 CN2015088193W WO2017031732A1 WO 2017031732 A1 WO2017031732 A1 WO 2017031732A1 CN 2015088193 W CN2015088193 W CN 2015088193W WO 2017031732 A1 WO2017031732 A1 WO 2017031732A1
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WO
WIPO (PCT)
Prior art keywords
card
key
application
management subsystem
root
Prior art date
Application number
PCT/CN2015/088193
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English (en)
Chinese (zh)
Inventor
李志华
Original Assignee
深圳市思达仪表有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市思达仪表有限公司 filed Critical 深圳市思达仪表有限公司
Priority to PCT/CN2015/088193 priority Critical patent/WO2017031732A1/fr
Publication of WO2017031732A1 publication Critical patent/WO2017031732A1/fr

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Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
    • G07F15/06—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with means for prepaying basic charges, e.g. rent for meters

Definitions

  • the present invention relates to a key management system, and more particularly to a prepaid meter key management system.
  • IC cards Prepaid use of electricity, water and gas, and as a companion to the prepaid meter, some IC cards must be issued to record pre-sale or use information, or used by the management department to check
  • the key management system is mainly used to issue IC cards and is used by the IC card issuing management unit.
  • the keys include the following types:
  • This internal authentication key controls the IC card, the ESAM module of the meter, and the sale of electricity.
  • the outlets and the electricity sales management system are the same power supply management department.
  • the IC card is only authenticated by the internal authentication key (MID-KEY), and the user card is recognized as the IC card issued by the system. Can enter The next step is to complete the work of opening the account, purchasing electricity, and charging the user card. Other cards also require internal certification. However, modifying the key card and information file to maintain the PSAM card does not have this internal authentication.
  • This sales external authentication key controls the writing of the purchase area information on the IC card. Operation.
  • the sales outlets of the sales network can be authenticated by the external authentication key of the user card, and the relevant information such as the purchase of electricity can be written in the IC card purchase area.
  • This meter external authentication key controls the writing operation to the IC card meter return write area.
  • the sales network can erase the data of the IC card power-on-write area by the authentication of the external authentication key of the user card meter; the pre-paid time-sharing meter can be authenticated by the external authentication key of the user card meter. Write the meter related information to the IC card power-on-write area.
  • This battery is loaded with an external authentication key (PO-KEY) to control the purchase of electricity/purchase on the IC card.
  • PO-KEY an external authentication key
  • the amount is added to the meter.
  • the meter can be used to add the purchased power/purchasing amount on the IC card to the meter by authenticating the external authentication key.
  • This IC card issuing key controls the IC card issuing center to the user card, PSAM
  • the card, the modified key card, the modification of the key in the application of the test card, and the authentication of the key issued by the IC card, the keys of the key group in the application directory on the above five types of cards can be modified, and the system of selling electricity It is not related to the power sales process, and is used by the key management system----IC card issuing center.
  • This Security Module Release Key Control the modification of the key in the ESAM security authentication module of the prepaid time-sharing meter.
  • the power meter can be modified by the security module issuing key to modify the key group key in the ESAM security authentication module of the meter.
  • This secure line protection key controls the ESAM in the prepaid time-sharing meter Update of the security authentication module key group. Modify the secure line protection key stored in the key card After the encrypted new key ciphertext is transmitted to the ESAM module of the meter, the ESAM module decrypts the ciphertext data using the secure line protection key, and obtains a real key group for modifying the ESAM mode. The key of the block.
  • the secure line protection key enables the updated key to be transmitted in encrypted transmission (cryptographic) during the transmission process until after being updated inside the ESAM module. Key data. If the data is stolen during transmission, it is impossible to obtain a real key because the stealer does not know the secure line protection key.
  • the meter application information file modifies the authentication key
  • the IC card issues a master control key; controls the modification of the key in the key group under the root directory on the IC card. Generated and managed by the IC card issuance center.
  • the IC card public information file maintenance key controls the modification of the public information file on the IC card. Generated and managed by the IC card issuance center.
  • the existing general key management system distinguishes the mother card and the application card, the mother card and the application card use different types of cards, the mother card usage is small, the price is expensive, and the existing general key management system does not limit the area. It is not possible to control whether the application cards in different areas are compatible or incompatible.
  • a prepaid meter key management system including a root key card management subsystem, a master key card management subsystem, and an application card management subsystem,
  • the root key card management subsystem issues a root key card, and the root key card includes the entire prepaid
  • the various key keys of the meter key management system, the root key card management subsystem runs in the top-level department of the card issuing management unit, and the root key is dispersed and transmitted to the corresponding primary key through the master key card management subsystem.
  • the master key card management subsystem runs in a secondary department of the card issuing management unit, and the master key card management subsystem uses a scatter factor to decentralize all keys on the root key card, and then derives by the root key card.
  • a master key card for private distribution work by region the master key card includes all keys transformed by the scatter factor in the root key card, wherein the scatter factor is composed of a regional mail number or a telephone area code;
  • the application card management subsystem imports the master key card into the application card.
  • the invention is further embodied as:
  • the root key card management subsystem is responsible for managing a root key card generating device, and issuing a root key card, the root key card generating device comprising: a customized blank IC card, an IC card manufacturer authentication card, and a dual card
  • the reader/writer, the root key card management subsystem further includes the following steps:
  • Step 12 Firstly check whether there is a password and a root key PIN code input, if any, proceed to step 14, otherwise re-detect;
  • Step 14 Detect whether the IC card manufacturer certification card is inserted into the auxiliary card holder of the dual card holder, and whether the customized blank IC card is inserted into the main card holder of the dual card reader, and if so, proceed to the next step. Otherwise retesting;
  • Step 16 detecting that there is a write card instruction input
  • Step 18 The system pops up the verification PIN code interface, and receives the input IC card manufacturer certification. After the PIN code of the card and the card issuing instruction, the system writes the information in the IC card manufacturer authentication card into the customized blank IC card to generate a root key card;
  • the master key card management subsystem is responsible for managing the master key card generating device, and the master key card generating device includes: a customized blank IC card, a root key card issued by a superior management department, and a dual card seat reading.
  • the writer, the master key card management subsystem further includes the following steps:
  • Step 22 Firstly, it is detected whether there is an area code and a master key PIN code input, if any, proceed to step 24, otherwise re-detect;
  • Step 24 Detect whether the root key card is inserted into the auxiliary card holder of the dual card reader/writer, and whether the customized blank IC card is inserted into the main card holder of the dual card reader/writer, and if so, proceed to the next step, otherwise recheck;
  • Step 26 detecting that there is a write card instruction input
  • Step 28 The system pops up the verification PIN code interface, and receives the PIN of the input root key card. After the code and the card issuing instruction, the system writes the information in the root key card into the customized blank IC card to generate a master key card;
  • the program ends at step 29.
  • the area code in the step 22 is based on the nature of the service and the prepaid meter key management system.
  • the arrangement of electricity, water and gas systems for pre-paid and pre-paid meters is predetermined.
  • the application card management subsystem is responsible for managing an application card generating device, the application card generating device comprising: a customized blank IC card, a master key card issued by a superior management department, and a dual card reader/writer, the application
  • the card management subsystem further includes the following steps:
  • Step 32 The system receives the input basic data
  • Step 33 The system determines the instruction input by the user, enters the corresponding card issuance interface according to the instruction, and automatically generates a serial number, and determines whether there is an instruction to modify the basic data, and if yes, proceeds to step 34, otherwise, proceeds to step 35;
  • Step 34 Change the basic information
  • Step 36 detecting whether the master key card is inserted into the auxiliary card holder of the dual card reader/writer, and whether the customized blank IC card is inserted into the main card holder of the dual card holder, and if so, proceed to the next step, otherwise recheck;
  • Step 37 detecting that there is a write card instruction input
  • Step 38 The system pops up the verification PIN code interface, and receives the PIN of the input master key card. After the code and the card issuance instruction, the system writes the information in the master key card into the customized blank IC card to generate an application card, and the information written in the different application cards is different, and is preset by the system;
  • the program ends at step 39.
  • the application card includes the following seven types: a user card; a PSAM card; an ESAM module; Master key card; detection card; information file maintenance PSAM card; factory setting card.
  • the basic materials that need to be filled in the step 32 are: a public information file; a cardholder information file; a meter application information file; a PSAM terminal information file; and a meter application PSAM information. File; ESAM information file.
  • the card issuance interface in the step 33 includes the card issuance interface of the seven application cards.
  • the advantage of the prepaid meter key management system of the present invention is that the key issuance adopts a three-level manner of a root key card, a master key card, and an application card, and each level adopts an encryption transformation and a ciphertext when transmitting downward.
  • the circuit protection mode is written to ensure confidentiality; and the prepaid meter key management system and the power management, water, gas and other management systems operate independently; the general key management system distinguishes the mother card and the application card.
  • the card and the application card use different types of cards.
  • the key management system uses the same type of card for the mother card and the application card, that is, the key transfer uses the general application card, which is easier to use, and the security level is not reduced; from the ease of use Starting from the password authentication, the number of authentication cards is reduced, and the user is easier to operate; the key management system adds the area number dispersion factor, which can flexibly control whether the application cards in different areas are compatible or incompatible.
  • FIG. 1 is a view showing the overall configuration of a card generating apparatus which is extremely controlled by the prepaid meter key management system of the present invention.
  • FIG. 2 is a flow chart of a root key card management subsystem of the prepaid meter key management system of the present invention.
  • FIG. 3 is a flow chart of the master key card management subsystem of the prepaid meter key management system of the present invention.
  • FIG. 4 is a flow chart of an application card management subsystem of the prepaid meter key management system of the present invention.
  • the prepaid meter key management system of the present invention includes a root key card management subsystem, a master key card management subsystem, and an application card management subsystem.
  • the root key card management subsystem is responsible for managing the root key card generating device and issuing the root key card.
  • the root key card contains various root keys of the entire prepaid meter key management system.
  • the root key card management subsystem runs in the top-level department of the card issuing management unit, and all root keys of the system are stored on the root key card. The relevant root key is distributed and passed to the corresponding master key card by the corresponding master key card management subsystem.
  • the master key card management subsystem is responsible for managing the master key card generating device. After the master key card management subsystem uses the scatter factor to decentralize all the keys on the root key card, the root key card exports the master key card for the dedicated distribution work by region, and the master key card includes All keys that have been transformed by the scatter factor in the root key card.
  • the dispersing may specifically be 3DES encryption or decryption of the dispersing factor by the master key.
  • the dispersion factor may be composed of a regional mail number or a telephone area code.
  • the master key card management subsystem runs in the secondary department of the card issuance management unit.
  • the application card management subsystem is responsible for managing the application card generation device, and the application card management subsystem imports the master key card into the application card.
  • the root key card contains various root keys of the entire prepaid meter key management system and runs in the top department of the card issuing management unit.
  • the root key card generating device comprises: a customized blank IC card; an IC card manufacturer authentication card; and a D6-U-A type dual card reader/writer.
  • the root key card management subsystem includes the following steps:
  • Step 12 First check if there is a password and a root key PIN code (password) input, if any, go to step 14, otherwise re-detect, the password may include the leader 1 password, the leader 2 password, the leader 3 password, the leader 4 password, used to generate the root key card, and set these parameters can not be empty, in order to improve security, leadership 1 password, leadership 2 password, leadership 3 password, leadership 4 password by two or more people Enter, the root key PIN is used when issuing the master key card;
  • Step 14 Detect whether the IC card manufacturer certification card is inserted into the auxiliary card holder of the dual card holder, and whether the customized blank IC card is inserted into the main card holder of the dual card reader, and if so, proceed to the next step. Otherwise retesting;
  • Step 16 detecting that there is a write card instruction input
  • Step 18 The system pops up the verification PIN code interface. After receiving the PIN code of the input IC card manufacturer certification card and the card issuance instruction, the system writes the information in the IC card manufacturer certification card into the customized blank IC card to generate the root. Key card
  • the root key card management subsystem generates a root key of the following 10 types of keys according to the security word input by the system security administrator, and stores it on the root key card: internal authentication key (MID-KEY); Authentication key (BK-KEY); meter external authentication key (ME-KEY); power loading external authentication key (PO-KEY); IC card issuing key (OUT-KEY)----meter application master Key; security module issuing key (EX-KEY); secure line protection key (LI-KEY); meter application information maintenance key (USE-KEY); IC card master key (MAIN1-KEY); IC Card maintenance Key (MAIN2-KEY).
  • MID-KEY internal authentication key
  • BK-KEY Authentication key
  • ME-KEY meter external authentication key
  • PO-KEY power loading external authentication key
  • IC card issuing key OUT-KEY)----meter application master Key
  • security module issuing key
  • EX-KEY secure line protection key
  • LI-KEY meter application information maintenance key
  • a master key card including all the keys in the root key card (transformed keys participating in the area number dispersion factor), and running in the secondary department of the card issuing management unit.
  • the master key card generating device includes: a customized blank IC card; a root key card issued by a superior management department; and a D6-U-A type dual card reader/writer.
  • the master key card management subsystem includes the following steps:
  • Step 22 First check if there is an area code and a master key PIN code input, if any, go to step 24, otherwise re-detect.
  • the area code is used to divide the area, and the application card issued by the master key card with different area codes cannot be used across regions.
  • the master key PIN code will be used when issuing the application card, and the area code is predetermined according to the nature of the service and the arrangement of the prepaid meter key management system, the prepaid meter sales, the water and gas system;
  • Step 24 Detect whether the root key card is inserted into the auxiliary card holder of the dual card reader/writer, and whether the customized blank IC card is inserted into the main card holder of the dual card reader/writer, and if so, proceed to the next step, otherwise recheck;
  • Step 26 detecting that there is a write card instruction input
  • Step 28 The system pops up the verification PIN code interface. After receiving the PIN code of the input root key card and the card issuing instruction, the system writes the information in the root key card into the customized blank IC card to generate a master key. card;
  • the program ends at step 29.
  • the application card management subsystem is responsible for managing the application card generating device and generating a new application card.
  • the application card generating device comprises: a customized blank IC card; a master key card issued by a superior management department; and a D6-U-A type dual card reader/writer.
  • the application card includes:
  • User card refers to the IC card used by the user to purchase electricity, water, gas and additional electricity, water, gas volume or electricity, water and gas in electricity, water and gas meters. This card is issued by the user card. The center issues the electricity or the amount of electricity sold by prepaid electricity, water and gas systems, water, gas, and meters.
  • PSAM card the electricity sales, water and gas management card issued by the electricity, water and gas management department, for the bank savings outlets to sell electricity, water, gas or network sales, water, gas point certification card, no This card cannot be operated normally for electricity, water or gas.
  • ESAM module ESAM security authentication module in electricity, water and gas card table, ESAM
  • the module has two functions in the electricity, water and gas card table: one is to carry out the safety certification of one meter and one card.
  • the key is used to replace the electric, water and gas meter application key; the electric, water and gas load external authentication key is used to authenticate the wallet file, and the remaining electricity, water, gas volume (or amount) must be passed through electricity and water.
  • Air volume loading external certification can be written into the ESAM module, remaining electricity, water, gas volume (or The amount of data is not required to pass the certification; the binary information file is used to store internal data of electricity, water and gas meters, and can be freely read and written without authentication. The format is customized.
  • Modify the master key card In the production process of electricity, water and gas card, in order to facilitate the test of the manufacturer of electricity, water and gas card, the key in the ESAM module is public, electric, water and gas card After leaving the factory, the power supply, water and gas management department uses the key management system to generate a modified key card. Modify the key card to modify the key of the ESAM module in the electric, water and gas card table to the key in the actual operation process. After the electric, water and gas card table keys are modified, it means the electric, water and gas card table. IC cards of various functions used by manufacturers and other IC cards of power supply, water and gas management departments are unlikely to enter this power supply, water, gas and electricity, water and gas management systems. This modified key card is powered by water, The gas management department is in charge of the manufacturers of electricity, water and gas meters.
  • Test card It is used by the power supply, water and gas management departments to carry out electricity, water and gas card tables. IC card for detection, meter reading, and meter change. This card has different functions depending on the actual operation. This card is implemented with a large-capacity CPU card.
  • PSAM card used for IC card public information files and electricity, water, gas Table application information file modification (controlled by the card issuing center, rarely used).
  • Factory setting card A set of functional performance testing and setting cards for the convenience of testing during the production process.
  • the application card management subsystem includes the following steps:
  • Step 32 The system receives the input basic data, and the content filled in the basic data, When writing a card, it is only written as a kind of information, which will not affect the function operation of the card. In order to improve work efficiency, it is necessary to input the application card information every time the card is written. This module is specially used to set the card when writing.
  • the default values that need to be filled out are: public information files (issuing points) Code, purchase limit amount); cardholder information file (cardholder code, cardholder name, card holder) Person phone, cardholder address); meter application information file (application serial number); PSAM terminal information file (sales area code, sales network point number, terminal number); meter application PSAM information file (PSAM serial number, application) Issuer ID, App Recipient ID, Application Enquiry Use date, application effective date); ESAM information file (ESAM serial number, ESAM version number);
  • Step 33 The system determines the instruction input by the user, enters the corresponding card issuance interface according to the instruction, and automatically generates a serial number, and determines whether there is an instruction to modify the basic data, and if so, Go to step 34, otherwise, go to step 35, the card issuance interface includes the card issuance interface of the above seven application cards;
  • Step 34 Change the basic information
  • Step 36 detecting whether the master key card is inserted into the auxiliary card holder of the dual card reader/writer, and whether the customized blank IC card is inserted into the main card holder of the dual card holder, and if so, proceed to the next step, otherwise recheck;
  • Step 37 detecting that there is a write card instruction input
  • Step 38 The system pops up the verification PIN code interface. After receiving the PIN code of the input master key card and the card issuing instruction, the system writes the information in the master key card into the customized blank IC card to generate an application card. The information written in different application cards is different and is preset by the system;
  • the program ends at step 39.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)

Abstract

L'invention concerne un système de gestion de clés d'un compteur à prépaiement, comprenant un sous-système de gestion de carte clé racine, un sous-système de gestion de carte clé maître et un sous-système de gestion de carte clé d'application, le sous-système de gestion de carte clé racine délivrant une carte clé racine ; des facteurs de distribution ayant été utilisés par le sous-système de gestion de carte clé maître de manière à distribuer toutes les clés sur la carte clé racine, la carte clé racine exporte une clé maître qui est distribuée par région et est spécialement utilisée dans l'émission de travail ; et le sous-système de gestion de carte d'application, importe la carte clé maître dans une carte d'application. Un procédé à trois niveaux est adopté dans l'émission et le transfert de clés, garantissant ainsi la confidentialité ; le système de gestion de clés du compteur de prépaiement fonctionne indépendamment d'un système de gestion de vente d'électricité, d'eau, de gaz naturel, etc. ; une carte mère et la carte d'application adoptent le même type de carte ; et des facteurs de distribution de numéro de région sont ajoutés, permettant ainsi de contrôler de manière flexible si des cartes d'application dans différentes régions sont compatibles ou incompatibles.
PCT/CN2015/088193 2015-08-26 2015-08-26 Système de gestion de clés de compteur à prépaiement WO2017031732A1 (fr)

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PCT/CN2015/088193 WO2017031732A1 (fr) 2015-08-26 2015-08-26 Système de gestion de clés de compteur à prépaiement

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PCT/CN2015/088193 WO2017031732A1 (fr) 2015-08-26 2015-08-26 Système de gestion de clés de compteur à prépaiement

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111917798A (zh) * 2020-08-13 2020-11-10 易联众智能（厦门）科技有限公司 一种物联网终端管控和安全通信方法
CN115915078A (zh) * 2022-09-30 2023-04-04 国网冀北电力有限公司计量中心 一种基于3des的蓝牙通信电能表安全通信认证方法

Citations (5)

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Publication number Priority date Publication date Assignee Title
US4795892A (en) * 1987-12-09 1989-01-03 Cic Systems, Inc. Pre-paid commodity system
WO2002080119A1 (fr) * 2001-03-13 2002-10-10 Merlin Gerin S.A. (Proprietary) Limited Generation de jetons d'achat
GB2416618A (en) * 2004-07-23 2006-02-01 Landis & Gyr Ag Smart card for pre-payment of multiple utilities
CN101339678A (zh) * 2008-08-12 2009-01-07 深圳市思达仪表有限公司 预付费表计密钥管理系统
CN201549017U (zh) * 2009-09-30 2010-08-11 商洛供电局 一种预付费电能表发卡系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4795892A (en) * 1987-12-09 1989-01-03 Cic Systems, Inc. Pre-paid commodity system
WO2002080119A1 (fr) * 2001-03-13 2002-10-10 Merlin Gerin S.A. (Proprietary) Limited Generation de jetons d'achat
GB2416618A (en) * 2004-07-23 2006-02-01 Landis & Gyr Ag Smart card for pre-payment of multiple utilities
CN101339678A (zh) * 2008-08-12 2009-01-07 深圳市思达仪表有限公司 预付费表计密钥管理系统
CN201549017U (zh) * 2009-09-30 2010-08-11 商洛供电局 一种预付费电能表发卡系统

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111917798A (zh) * 2020-08-13 2020-11-10 易联众智能（厦门）科技有限公司 一种物联网终端管控和安全通信方法
CN111917798B (zh) * 2020-08-13 2022-04-15 易联众智能（厦门）科技有限公司 一种物联网终端管控和安全通信方法
CN115915078A (zh) * 2022-09-30 2023-04-04 国网冀北电力有限公司计量中心 一种基于3des的蓝牙通信电能表安全通信认证方法

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