WO2012027895A1 - Procédé et dispositif de transmission de données dans un système passif d'identification par radiofréquence en ultra-haute fréquence (rfid uhf) - Google Patents

Procédé et dispositif de transmission de données dans un système passif d'identification par radiofréquence en ultra-haute fréquence (rfid uhf) Download PDF

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Publication number
WO2012027895A1
WO2012027895A1 PCT/CN2010/076572 CN2010076572W WO2012027895A1 WO 2012027895 A1 WO2012027895 A1 WO 2012027895A1 CN 2010076572 W CN2010076572 W CN 2010076572W WO 2012027895 A1 WO2012027895 A1 WO 2012027895A1
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WO
WIPO (PCT)
Prior art keywords
reader
writer
tag
data
encryption
Prior art date
Application number
PCT/CN2010/076572
Other languages
English (en)
Chinese (zh)
Inventor
李海峰
张钊锋
张南平
杨纯异
郁迅
Original Assignee
北京智捷通科技发展有限公司
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 北京智捷通科技发展有限公司 filed Critical 北京智捷通科技发展有限公司
Priority to PCT/CN2010/076572 priority Critical patent/WO2012027895A1/fr
Priority to CN201080068786.0A priority patent/CN103098081B/zh
Publication of WO2012027895A1 publication Critical patent/WO2012027895A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless
    • H04L2209/805—Lightweight hardware, e.g. radio-frequency identification [RFID] or sensor

Definitions

  • the present invention relates to radio frequency identification (RFID) technology, and more particularly to a data transmission method and apparatus in a passive ultra high frequency (UHF) RFID system.
  • RFID radio frequency identification
  • UHF passive ultra high frequency
  • RFID is a technology for identifying targets by non-contact two-way data communication via radio frequency.
  • RFID technology is a collection of basic technologies, including microchip manufacturing technology, antenna technology, radio frequency technology, communication technology, data exchange and data coding technology.
  • UHF RFID systems means; operating frequency is 840 ⁇ 845MH Z, 920 ⁇ 925MH Z ( ultra high frequency) RFID system.
  • the simplest UHF RFID system consists of a tag, a reader, and an antenna. When the tag enters the magnetic field, the receiving reader sends a signal to the tag. The obtained energy sends the relevant information of the product stored in the chip (Passive Tag) or the passive tag to the reader/writer. The reader reads the tag information and decodes it, and sends it to the central information system. For related processing, other hardware and software support is needed in practical applications.
  • the core issues related to national and enterprise security in RFID core technologies and standards are air interface protocols, instruction sets, security authentication and data encryption processing.
  • the international EPC Engine, Procure, Construct acronym, its Chinese meaning is responsible for the design, procurement, construction of a project
  • the so-called general project Similar to the core technology involved in the global C1G2, ISO/IEC 18000 -6C standard, only EPC encoding, transmission and simple remote authentication are considered in the system, and the data in the communication process and special applications are not fully considered. It is required that the air interface communication protocol uses the " ⁇ 1 (terminate)" and "Access” password access control mechanisms to solve the security in the media access control layer custom command, the state machine and the memory design of the tag integrated circuit. Sexual issues, without considering the use of User Key (USKEY) authentication issues.
  • USB User Key
  • the transmitted data between the reader and the tag is transmitted in clear text during transmission. This is likely to cause information about China's strategic resources to be eavesdropped by third-party readers. This obviously poses a major hidden danger to the security of sensitive information and other very important related information.
  • Any reader can read the tag data and the tag.
  • the chip writes data. Therefore, tag chip data copying and stealing is difficult to avoid, especially when the data stored in the chip is sensitive data related to economic construction and the like.
  • the process of communication (read or write) between the reader and a single tag must be uniquely identified before being accessed. Each operation accessed includes multiple commands and parameters.
  • Embodiments of the present invention provide a data transmission method and apparatus in a passive UHF radio frequency identification system to improve the security of the entire passive UHF RFID system.
  • an embodiment of the present invention provides a data transmission method in a passive UHF radio frequency identification system, where the method includes: receiving a plaintext instruction sent by a reader/writer; according to an encryption and decryption parameter bit in the plaintext instruction Information, to determine whether communication data between the reader and the tag is required Line encryption processing; if the communication data between the reader/writer and the tag needs to be encrypted, the communication data between the reader/writer and the tag is encrypted.
  • an embodiment of the present invention provides a data transmission apparatus in a passive UHF radio frequency identification system, where the apparatus includes: a receiving unit, configured to receive a plaintext instruction sent by a reader/writer; and a determining unit, configured to: Determining, according to the encryption and decryption parameter bit information in the plaintext instruction, whether the communication data between the reader/writer and the tag needs to be encrypted; and an encryption unit, if needed between the reader and the tag The communication data is encrypted, and the communication data between the reader/writer and the tag is encrypted.
  • the above technical solution has the following beneficial effects: because the plaintext command sent by the receiving reader/writer is used; and according to the encryption and decryption parameter bit information in the plaintext command, it is determined whether the communication data between the reader/writer and the tag needs to be encrypted. Processing; if the communication data between the reader/writer and the tag needs to be encrypted, the communication data between the reader/writer and the tag is encrypted, so that the entire passive UHF RFID is improved. System security.
  • FIG. 1 is a flow chart of a data transmission method in a passive UHF radio frequency identification system according to an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of a data transmission apparatus in a passive UHF radio frequency identification system according to an embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of a data transmission apparatus in a passive UHF radio frequency identification system according to an embodiment of the present invention
  • FIG. 4 is a schematic diagram showing the logical structure of an application example tag circuit according to the present invention.
  • FIG. 1 it is a flowchart of a data transmission method in a passive UHF radio frequency identification system according to an embodiment of the present invention, where the method includes:
  • the plaintext command may be demodulated; the demodulated plaintext command may be parsed to obtain the encryption and decryption parameter bit information in the plaintext command.
  • the communication data between the reader/writer and the tag needs to be encrypted, the communication data between the reader/writer and the tag is encrypted.
  • the encrypting the communication data between the reader/writer and the label may include: performing communication between the reader and the label by using a Data Encryption Algorithm (DEA) The data is encrypted.
  • the encrypting the communication data between the reader and the tag may include: using a data encryption algorithm DEA in a Field-Programmable Gate Array (FPGA) The communication data between the reader and the tag is encrypted.
  • DEA Data Encryption Algorithm
  • FPGA Field-Programmable Gate Array
  • the communication data may include one or more of the following: a read command, a write command, and service data.
  • a passive UHF according to an embodiment of the present invention improves the security of the entire passive UHF RFID system because the communication data between the reader/writer and the tag is encrypted.
  • a passive UHF according to an embodiment of the present invention A schematic diagram of a structure of a data transmission device in a radio frequency identification system, the device comprising:
  • the receiving unit 201 is configured to receive a plaintext instruction sent by the reader/writer;
  • the determining unit 202 is configured to determine, according to the encryption and decryption parameter bit information in the plaintext instruction, whether the communication data between the reader/writer and the tag needs to be encrypted;
  • the encryption unit 203 is configured to encrypt the communication data between the reader/writer and the tag if the communication data between the reader/writer and the tag needs to be encrypted.
  • FIG. 3 it is a schematic structural diagram of a data transmission apparatus in a passive UHF radio frequency identification system according to an embodiment of the present invention, where the apparatus includes not only the receiving unit 201, the determining unit 202, and the encryption unit 203, but the apparatus It can also include:
  • the demodulation unit 204 is configured to: after receiving the plaintext instruction sent by the reader/writer, the receiving unit 201 performs demodulation processing on the plaintext instruction;
  • the parsing unit 205 is configured to parse the demodulated plaintext instruction, and obtain the encryption and decryption parameter bit information in the plaintext instruction.
  • the encryption unit 203 is further configured to perform encryption processing on the communication data between the reader/writer and the tag by using a data encryption algorithm DEA.
  • the encryption unit 203 is further configured to encrypt the communication data between the reader/writer and the tag by using a data encryption algorithm DEA in the field programmable gate array FPGA.
  • the communication data may include one or more of the following: a read command, a write command, and service data.
  • the above device embodiment of the present invention improves the security of the entire passive UHF RFID system because the communication data between the reader and the data transmission device in the passive UHF radio frequency identification system is encrypted.
  • the data transmission device in the above passive UHF radio frequency identification system may include a tag.
  • the data transfer between the tag and the reader/writer is taken as an example for description.
  • FIG. 4 it is a schematic diagram of a logic structure of an application example tag circuit according to the present invention.
  • the digital logic control circuit is used to implement the functions of the receiving unit and the determining unit, and the FPGA is an encryption module, which is used to implement the functions of the above encryption unit.
  • the digital logic control circuit in the tag first parses and processes the received demodulated instruction and parameters, and determines whether communication data between the reader/writer and the tag is needed according to the encryption and decryption parameter bit information in the plaintext instruction. Encryption processing: If "Yes (parameter is 01)", start the encryption function of the FPGA, encrypt the communication data and store it in the memory; otherwise, if "No (parameter 00)", directly store the communication data to In memory. The output of the data in the tag is organized according to the instruction parameters, and the block data of the memory is organized to directly read the data encrypted by the memory.
  • the data of the application example tag chip of the invention is stored in ciphertext, and the communication between the tag and the card reader is transmitted by using secure encryption, which improves the security of air data transmission and increases the difficulty for the attacker to obtain valid tag data, thereby forming A series of security mechanisms. It provides a simplified DES encryption algorithm technology in the tag chip and emphasizes low power consumption and low gating circuit, which ensures the data flow between the chip and the reader has encryption security, and solves the power consumption and security. The contradiction between sex. Unlike the EPC and ISO/IEC standards, the public access to the access code and data is unprotected, giving the attacker an opportunity to compromise the public service system.
  • the invention provides a security mechanism for data encryption storage and transmission from a tag chip to a card reader for the security risks of the UHF RFID system, and provides a command parameter control low-cost physical encryption algorithm for the tag chip memory data in the UHF RFID system.
  • the circuit enhances the security of sensitive data for special users.
  • Equipment and materials storage management Based on security Radio frequency identification technology, installation of RFID tags for related equipment and storage shelves, completion of related outbound and warehousing operations of equipment and materials, and early warning of equipment storage status through handheld RFID identification equipment.
  • Logistics and cargo tracking Integrating existing GPS (Global Positioning System, Global Positioning System, monitors system resources, and installs vehicle monitoring equipment for vehicle transportation vehicles. It also dynamically monitors vehicle transportation processes and equipment warehouses with RFID-based RFID tags combined with RFID readers. .
  • Dynamic monitoring of equipment consumption Dynamic management of the use and consumption of equipment and materials through radio frequency tags, handheld/fixed readers, PDA (Personal Digital Assistant), wireless/wired LAN and GPS. Realize the use and consumption of materials and equipment, information collection, equipment identification and information transmission of delivered materials and equipment, and real-time monitoring and management of supply and consumption of materials and equipment.
  • Equipment and materials transfer information Change the existing equipment materials to transfer the complete manual form, integrate the equipment and materials storage information resources, realize the electronic management of equipment materials transfer application and approval, and provide automated equipment and materials transfer information services.
  • Equipment in-transit management Through the internal high-speed broadband wireless transmission system, real-time transmission and monitoring management of equipment materials dynamic information through data interaction between vehicle radio and handheld RFID identification equipment.
  • the storage medium includes all or part of the above, such as a ROM/RAM, a magnetic disk, an optical disk, and the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Storage Device Security (AREA)
  • Near-Field Transmission Systems (AREA)

Abstract

Les modes de réalisation de la présente invention concernent un procédé et un dispositif de transmission à chiffrement de données dans un système passif d'identification par radiofréquence en ultra-haute fréquence (RFID UHF). Le procédé comprend les étapes consistant à : recevoir une instruction en texte en clair envoyée par un dispositif de lecture/écriture; évaluer s'il est nécessaire de chiffrer les données de communication entre le dispositif de lecture/écriture et une étiquette en fonction des informations binaires du paramètre de chiffrement/déchiffrement dans l'instruction en texte en clair; puis, si le chiffrement est nécessaire, chiffrer les données de communication entre le dispositif de lecture/écriture et l'étiquette. Le dispositif comprend : une unité de réception qui sert à recevoir l'instruction en texte en clair envoyée par le dispositif de lecture/écriture; une unité d'évaluation qui sert à évaluer s'il est nécessaire de chiffrer les données de communication entre le dispositif de lecture/écriture et l'étiquette en fonction des informations binaires du paramètre de chiffrement/déchiffrement dans l'instruction en texte en clair; une unité de chiffrement qui sert à chiffrer les données de communication entre le dispositif de lecture/écriture et l'étiquette lorsque cette étape est nécessaire. La présente invention permet d'améliorer la sécurité de l'ensemble du système RFID UHF passif.
PCT/CN2010/076572 2010-09-02 2010-09-02 Procédé et dispositif de transmission de données dans un système passif d'identification par radiofréquence en ultra-haute fréquence (rfid uhf) WO2012027895A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2010/076572 WO2012027895A1 (fr) 2010-09-02 2010-09-02 Procédé et dispositif de transmission de données dans un système passif d'identification par radiofréquence en ultra-haute fréquence (rfid uhf)
CN201080068786.0A CN103098081B (zh) 2010-09-02 2010-09-02 一种无源超高频射频识别系统中的数据传输方法和装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2010/076572 WO2012027895A1 (fr) 2010-09-02 2010-09-02 Procédé et dispositif de transmission de données dans un système passif d'identification par radiofréquence en ultra-haute fréquence (rfid uhf)

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WO2012027895A1 true WO2012027895A1 (fr) 2012-03-08

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WO (1) WO2012027895A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109034295A (zh) * 2018-06-21 2018-12-18 国网电力科学研究院武汉南瑞有限责任公司 一种基于国密加解密的超高频电子标签读写系统
US11213773B2 (en) 2017-03-06 2022-01-04 Cummins Filtration Ip, Inc. Genuine filter recognition with filter monitoring system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080231458A1 (en) * 2007-03-23 2008-09-25 Zih Corp. Rfid tag with reduced detuning characteristics
CN101685493A (zh) * 2008-09-22 2010-03-31 公安部第三研究所 一种用于rfid电子标签数据加密和验证的方法
CN101739538A (zh) * 2008-11-25 2010-06-16 公安部第三研究所 Iso18000-6c电子标签的加密和验证方法
WO2010071665A1 (fr) * 2008-12-16 2010-06-24 Sensormatic Electronics, LLC Procédé et système pour une étiquette rfid uhf au niveau d'un article avec une alimentation assistée basse fréquence

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4666943B2 (ja) * 2004-04-23 2011-04-06 株式会社エヌ・ティ・ティ・ドコモ Ｉｄタグ、タグリーダ、ｉｄタグセキュリティシステム及びｉｄタグ送信復元方法
EP1929797B1 (fr) * 2005-09-29 2015-01-28 Symbol Technologies, Inc. Coupure, compression, et chiffrement de communications a etiquette rfid

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080231458A1 (en) * 2007-03-23 2008-09-25 Zih Corp. Rfid tag with reduced detuning characteristics
CN101685493A (zh) * 2008-09-22 2010-03-31 公安部第三研究所 一种用于rfid电子标签数据加密和验证的方法
CN101739538A (zh) * 2008-11-25 2010-06-16 公安部第三研究所 Iso18000-6c电子标签的加密和验证方法
WO2010071665A1 (fr) * 2008-12-16 2010-06-24 Sensormatic Electronics, LLC Procédé et système pour une étiquette rfid uhf au niveau d'un article avec une alimentation assistée basse fréquence

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11213773B2 (en) 2017-03-06 2022-01-04 Cummins Filtration Ip, Inc. Genuine filter recognition with filter monitoring system
CN109034295A (zh) * 2018-06-21 2018-12-18 国网电力科学研究院武汉南瑞有限责任公司 一种基于国密加解密的超高频电子标签读写系统

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CN103098081B (zh) 2016-08-03
CN103098081A (zh) 2013-05-08

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