WO2019061876A1 - Production, utilisation, procédé de traitement et dispositif de carte sim logicielle - Google Patents

Production, utilisation, procédé de traitement et dispositif de carte sim logicielle Download PDF

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Publication number
WO2019061876A1
WO2019061876A1 PCT/CN2017/117144 CN2017117144W WO2019061876A1 WO 2019061876 A1 WO2019061876 A1 WO 2019061876A1 CN 2017117144 W CN2017117144 W CN 2017117144W WO 2019061876 A1 WO2019061876 A1 WO 2019061876A1
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WO
WIPO (PCT)
Prior art keywords
sim card
soft sim
instruction
terminal
encrypted
Prior art date
Application number
PCT/CN2017/117144
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English (en)
Chinese (zh)
Inventor
赵飞
毕宏博
姜天亮
杨彧
卫彩霞
刘林
全道吉
欧阳小雄
Original Assignee
深圳普创天信科技发展有限公司
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Application filed by 深圳普创天信科技发展有限公司 filed Critical 深圳普创天信科技发展有限公司
Publication of WO2019061876A1 publication Critical patent/WO2019061876A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
    • H04W8/183—Processing at user equipment or user record carrier
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/12—Protecting executable software
    • G06F21/121—Restricting unauthorised execution of programs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/602—Providing cryptographic facilities or services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/02—Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
    • H04W8/20—Transfer of user or subscriber data
    • H04W8/205—Transfer to or from user equipment or user record carrier

Definitions

  • Embodiments of the present invention relate to the field of communications technologies, and in particular, to a method, an apparatus, and a device for producing, using, and processing a soft SIM card.
  • Soft SIM Subscriber Identity Module
  • virtual SIM card technology also known as virtual SIM card technology
  • the terminal uses the soft SIM card technology to save the installation structure of the traditional physical SIM card and its peripheral circuits, and reduce the production cost of the terminal.
  • the soft SIM card technology writes the SIM card information into the terminal through the software method, so that the soft SIM card information has security risks in the production process and the use process. Since the soft SIM card information is leaked, it cannot be reported as a physical SIM card, and even if it is stolen by a competitor, it will bring huge commercial losses and legal risks.
  • an embodiment of the present invention provides a method, an apparatus, and a device for producing, using, and processing a soft SIM card.
  • an embodiment of the present invention discloses a method for manufacturing a soft SIM card, which is applied to a terminal, and includes:
  • the obtaining, by the instruction, the information that carries the encrypted soft SIM card information includes:
  • the instruction is an instruction carrying the encrypted soft SIM card information.
  • the preset instruction type is an AT command type
  • the preset source is an AT tool
  • the instruction is an AT command
  • the acquiring, by the instruction, the encrypted soft SIM card information includes:
  • the AT command is an instruction carrying the encrypted soft SIM card information.
  • the determining, according to the source information carried by the AT command, whether the source of the AT command is an AT tool includes:
  • the source information carried in the command header of the AT command is filtered by the AT filter to determine whether the source of the AT command is an AT tool.
  • the encrypted soft SIM card information is soft SIM card information encrypted by the AT tool.
  • the method before the encrypting the soft SIM card information according to the identifier of the terminal and the preset file encryption manner, the method further includes:
  • the method further includes:
  • the soft SIM card file is an image file.
  • the method further includes:
  • the embodiment of the present invention further discloses a device for producing a soft SIM card, which is applied to a terminal, and includes:
  • An obtaining unit configured to acquire an instruction that carries the encrypted soft SIM card information
  • a decryption unit configured to decrypt the encrypted soft SIM card information according to a preset information decryption manner, to obtain soft SIM card information
  • a generating unit configured to encrypt the soft SIM card information according to the identifier of the terminal and a preset file encryption manner, and generate an encrypted soft SIM card file.
  • the obtaining unit is specifically configured to:
  • the source information determines whether the source of the instruction is a preset source; if it is the preset source, determining that the instruction is an instruction carrying the encrypted soft SIM card information.
  • the preset instruction type is an AT command type
  • the preset source is an AT tool
  • the instruction is an AT command
  • the acquiring unit is specifically configured to:
  • the obtaining unit determines, according to the source information carried by the AT command, whether the source of the AT command is an AT tool, including:
  • the acquiring unit filters the source information carried in the command header of the AT command by using an AT filter, and determines whether the source of the AT command is an AT tool.
  • the encrypted soft SIM card information is soft SIM card information encrypted by the AT tool.
  • the generating unit is further configured to:
  • the CPU identifier of the terminal is obtained as the identifier of the terminal, according to the identifier of the terminal and the preset file encryption mode.
  • the production device further includes:
  • a processing unit configured to store the soft SIM card file to a read-only partition of the terminal.
  • the soft SIM card file is an image file.
  • processing unit is further configured to:
  • the embodiment of the present invention further discloses a method for using a soft SIM card, which is applied to a terminal, and includes:
  • the obtaining the encrypted soft SIM card file stored in the terminal includes:
  • the soft SIM card file is an image file.
  • the obtaining the encrypted soft SIM card file stored in the terminal includes:
  • the encrypted soft SIM card file stored in the read-only partition of the terminal is obtained by the image file reading tool.
  • the method further includes: before the decrypting the encrypted soft SIM card file, according to the identifier of the terminal and the default file decryption manner, the method further includes:
  • the embodiment of the present invention further discloses a device for using a soft SIM card, which is applied to a terminal, and includes:
  • An obtaining unit configured to acquire an encrypted soft SIM card file stored in the terminal
  • a decrypting unit configured to decrypt the encrypted soft SIM card file according to the identifier of the terminal and a preset file decryption manner, to obtain soft SIM card information
  • An extracting unit configured to extract an IMSI and a KI in the soft SIM card information
  • a registration unit is configured to complete network registration according to the IMSI and the KI.
  • the obtaining unit is specifically configured to obtain an encrypted soft SIM card file stored in a read-only partition of the terminal.
  • the soft SIM card file is an image file.
  • the obtaining unit is specifically configured to obtain, by using an image file reading tool, the encrypted soft SIM card file stored in the read-only partition of the terminal.
  • the decrypting unit is further configured to acquire the CPU identifier of the terminal as the terminal before decrypting the encrypted soft SIM card file according to the identifier of the terminal and the default file decryption manner. logo.
  • an embodiment of the present invention further discloses a method for processing a soft SIM card, including:
  • the encrypting the soft SIM card information according to the preset information encryption manner includes:
  • the soft SIM card information is encrypted by an AT tool.
  • the instruction is an AT instruction
  • the sending the instruction includes:
  • the instruction is sent through the AT channel.
  • an embodiment of the present invention further provides a processing apparatus for a soft SIM card, including:
  • An obtaining unit configured to obtain soft SIM card information
  • An encryption unit configured to encrypt the soft SIM card information according to a preset information encryption manner, to obtain the encrypted soft SIM card information
  • a generating unit configured to generate an instruction that carries the encrypted soft SIM card information
  • a sending unit configured to send the instruction, so that the instruction receiving party decrypts the instruction according to a preset information decryption manner to obtain the soft SIM card information.
  • the encryption unit is specifically configured to encrypt the soft SIM card information by using an AT tool.
  • the instruction is an AT command
  • the sending unit is specifically configured to send the instruction by using an AT channel.
  • the production, use, and processing method and device of the soft SIM card proposed by the embodiment of the present invention bind the terminal and the soft SIM card information in a file encryption manner to generate a soft SIM card file in the production stage, and solve the problem.
  • Soft SIM card information has security risks in the production stage.
  • the method, device and device for producing, using, and processing a soft SIM card decrypt the encrypted soft SIM card file by using the identifier of the terminal and the file decryption method to obtain the soft SIM card information.
  • the two-way legality authentication of the soft SIM card file and the terminal solves the problem that the soft SIM card information has security risks during the use phase.
  • the method for manufacturing, using, and processing the soft SIM card provided by the embodiment of the present invention transmits the soft SIM card information in an encrypted manner during the processing stage, thereby solving the problem of security risks in the transmission process of the soft SIM card information. .
  • FIG. 1 is a flowchart of a method for manufacturing a soft SIM card according to an embodiment of the present invention
  • FIG. 2 is a block diagram of a device for producing a soft SIM card according to an embodiment of the present invention
  • FIG. 3 is a flowchart of a method for using a soft SIM card according to an embodiment of the present invention
  • FIG. 4 is a block diagram of a device for using a soft SIM card according to an embodiment of the present invention.
  • FIG. 5 is a flowchart of a method for processing a soft SIM card according to an embodiment of the present invention.
  • FIG. 6 is a block diagram of a processing apparatus of a soft SIM card according to an embodiment of the present invention.
  • an embodiment of the present invention discloses a method for manufacturing a soft SIM card, which is applied to a terminal, such as a smart phone, a tablet computer, and the like, which are convenient to carry around.
  • the method for producing a soft SIM card may include the following steps. 101 ⁇ 103:
  • the soft SIM card information includes an IMSI (International Mobile Subscriber Identification Number) and a KI (Key Identifier).
  • IMSI International Mobile Subscriber Identification Number
  • KI Key Identifier
  • the soft SIM card information is encapsulated into an instruction after being encrypted by a preset information encryption manner, and the soft SIM card information is no longer transmitted in a clear text form, thereby increasing the security of the soft SIM card information in the transmission process.
  • the preset information decryption mode is a decryption mode corresponding to the preset information encryption mode.
  • the soft SIM information is encrypted by using the identifier of the terminal as a key, and the generated soft SIM card file can only be used in the terminal, and the terminal can only be used.
  • the soft SIM card file realizes the binding of the terminal and the soft SIM card, and increases the security of producing the soft SIM card.
  • the method for producing a soft SIM card acquires soft SIM card information encrypted by means of information encryption, and binds the terminal and the soft SIM card information in a file encryption manner to generate a soft SIM card file.
  • the problem that the soft SIM card information has security risks in the production stage is solved.
  • the step 101 acquires an instruction that carries the encrypted soft SIM card information, and specifically includes steps 1011 to 1015 that are not shown in FIG. 1 as follows:
  • step 1013 Determine whether the instruction type is a preset instruction type; if it is a preset instruction type, execute step 1014; otherwise, do not perform any operation.
  • the preset instruction type is an AT (Attention) command type
  • the preset source is an AT tool
  • the AT tool is a computer running on a computer (for example, a personal computer PC).
  • the soft SIM card information is encapsulated into a specific instruction type by a specific encryption tool after being encrypted by a preset information encryption manner, thereby further increasing the security of the soft SIM card information in the transmission process.
  • the step 1011 determines whether the instruction is a specific instruction type and is encapsulated by a specific encryption tool. If yes, it may be determined that the instruction carries the encrypted soft SIM card information; otherwise, the instruction does not carry the encryption. The subsequent soft SIM card information should be ignored.
  • the instruction in step 101 is an AT command; correspondingly, the step 101 acquires an instruction carrying the encrypted soft SIM card information, specifically including the following step 1011' not shown in FIG. To 1013":
  • the command is an AT command
  • the AT channel can be established in advance between the command sender and the execution body (for example, the terminal) of the method, and the AT channel can be used until the terminal is turned off after the AT channel is established, and the AT channel is specifically used for transmitting the AT.
  • the secure channel of the command increases the security of the AT command transmission process.
  • step 1012' determining whether the source of the AT command is an AT tool based on source information carried by the AT command. If yes, go to step 1013"; otherwise, do nothing.
  • the soft SIM card information is encapsulated into an AT command by the AT tool after being encrypted by the preset information encryption method, and the AT command is transmitted in the AT channel, thereby further increasing the security of the soft SIM card information in the transmission process.
  • Step 1011 after obtaining the AT command through the AT channel, determining whether the AT command is encapsulated by the AT tool, and if yes, determining that the AT command carries the encrypted soft SIM card information; otherwise, the AT command does not Carrying the encrypted soft SIM card information should be ignored.
  • the step 1012' determines whether the source of the AT command is an AT tool based on the source information carried by the AT command, and specifically includes:
  • the source information carried in the command header of the AT command is filtered by an AT filter to determine whether the source of the AT command is an AT tool.
  • the AT filter checks the source information carried in the command header of the AT command, and filters out the source information that is not the AT command of the AT tool.
  • the AT filter is a software program that runs in the terminal.
  • the encrypted soft SIM card information is soft SIM card information encrypted by the AT tool.
  • step 103' not shown in FIG. 1 may be further included:
  • the binding terminal and the soft SIM card information are realized, and the security of the soft SIM card in the production process is increased.
  • the method for producing a soft SIM card disclosed in the above embodiments may further include the following step 104 not shown in FIG. 1:
  • the soft SIM card file is stored in a read-only partition, which increases the security of the soft SIM card.
  • the soft SIM card file may be an image file, and the image file further increases the security of the soft SIM card information.
  • the method may further include the following step 105 not shown in FIG. 1:
  • restarting the operating system facilitates the terminal to perform network registration using the stored soft SIM card file.
  • the method for producing a soft SIM card disclosed in the above embodiments obtains the soft SIM card information encrypted by the information encryption method, and binds the terminal and the soft SIM card information in a file encryption manner to generate a soft SIM card file, thereby solving the soft
  • the SIM card information has a security risk in the production stage.
  • A1 a soft SIM card production device, applied to the terminal, as shown in FIG. 2, may include the following units: an obtaining unit 21, a decrypting unit 22, and a generating unit 23, and each unit is specifically described as follows:
  • the obtaining unit 21 is configured to acquire an instruction that carries the encrypted soft SIM card information
  • the decrypting unit 22 is configured to decrypt the encrypted soft SIM card information according to a preset information decryption manner to obtain soft SIM card information.
  • the generating unit 23 is configured to encrypt the soft SIM card information according to the identifier of the terminal and a preset file encryption manner, and generate an encrypted soft SIM card file.
  • the production unit according to A1, the obtaining unit 21 is specifically configured to:
  • the source information determines whether the source of the instruction is a preset source; if it is the preset source, determining that the instruction is an instruction carrying the encrypted soft SIM card information.
  • A3 The production device according to A2, wherein the preset instruction type is an AT command type, and the preset source is an AT tool.
  • A4 The production device according to A1, wherein the instruction is an AT command; the acquiring unit 21 is specifically configured to:
  • the obtaining unit 21 determines, according to the source information carried by the AT command, whether the source of the AT command is an AT tool, including:
  • the acquiring unit 21 filters the source information carried in the command header of the AT command by using an AT filter, and determines whether the source of the AT command is an AT tool.
  • A6 The production device according to any one of A3 to A5, wherein the encrypted soft SIM card information is soft SIM card information encrypted by an AT tool.
  • A7 The production device according to any one of A1 to A5, wherein the generating unit 23 is further configured to:
  • the CPU identifier of the terminal is obtained as the identifier of the terminal, according to the identifier of the terminal and the preset file encryption mode.
  • A8 The production apparatus according to any one of A1 to A5, wherein the production apparatus further comprises a processing unit 24 not shown in FIG. 2:
  • the processing unit 24 is configured to store the soft SIM card file to a read-only partition of the terminal.
  • A9 The production device according to A8, wherein the soft SIM card file is an image file.
  • A10 The production device according to A8, wherein the processing unit 24 is further configured to:
  • the production device of the soft SIM card disclosed in A1 to A10 can implement the flow of the method for producing the soft SIM card disclosed in the embodiments of FIG. 1. To avoid repetition, details are not described herein again.
  • this embodiment discloses a method for using a soft SIM card, which is applied to a terminal, and may include the following steps 301-304:
  • the encrypted soft SIM card file stored in the terminal may be a soft SIM card file obtained by the method for producing the soft SIM card disclosed in the embodiments related to FIG.
  • the soft SIM information is encrypted by using the identifier of the terminal as a key, and the generated soft SIM card file can only be used in the terminal, and the terminal can only be used.
  • the soft SIM card file realizes mutual binding between the terminal and the soft SIM card.
  • Step 302 is equivalent to performing two-way authentication on the soft SIM card file by using the identifier of the terminal. If the decryption fails, the soft SIM card file is terminated.
  • the network registration is completed according to the IMSI and the KI, which is a mature technology in the field, and the process of completing the network registration is not repeated in this embodiment.
  • the method for using the soft SIM card disclosed in this embodiment decrypts the encrypted soft SIM card file by using the identifier of the terminal and the file decryption method to obtain the soft SIM card information, and realizes the soft SIM card file and the terminal.
  • Two-way legality authentication solves the problem of security risks in the use of soft SIM card information.
  • the obtaining the encrypted soft SIM card file stored in the terminal by the step 301 includes: acquiring the encrypted soft SIM card file stored in the read-only partition of the terminal.
  • the soft SIM card file is stored in a read-only partition, which increases the security of the soft SIM card.
  • the obtaining the encrypted soft SIM card file stored in the terminal in step 301 includes: acquiring, by using an image file reading tool, the encrypted soft stored in the read-only partition of the terminal. SIM card file.
  • the soft SIM card file is an image file, and the image file further increases the security of the soft SIM card information.
  • the method before the decrypting the encrypted soft SIM card file according to the identifier of the terminal and the preset file decryption manner, the method further includes the following steps not shown in FIG. 302':
  • the encrypted soft SIM card file is decrypted by the identifier of the terminal and the file decryption manner, and the soft SIM card information is obtained, thereby realizing the two-way legality of the soft SIM card file and the terminal.
  • Sexual authentication has solved the problem of security risks in the use of soft SIM card information.
  • a device for using a soft SIM card is applied to a terminal.
  • the following units may be included: an obtaining unit 41, a decrypting unit 42, an extracting unit 43, and a registration unit 44, and each unit is specifically described as follows:
  • the obtaining unit 41 is configured to acquire the encrypted soft SIM card file stored in the terminal;
  • the decrypting unit 42 is configured to decrypt the encrypted soft SIM card file according to the identifier of the terminal and the default file decryption manner, to obtain soft SIM card information;
  • the extracting unit 43 is configured to extract the IMSI and the KI in the soft SIM card information
  • the registration unit 44 is configured to complete network registration according to the IMSI and the KI.
  • the acquiring unit 41 is configured to acquire an encrypted soft SIM card file stored in a read-only partition of the terminal.
  • the acquiring unit 41 is specifically configured to acquire, by using an image file reading tool, an encrypted soft SIM card file stored in a read-only partition of the terminal.
  • the decrypting unit 42 is further configured to acquire the encrypted soft SIM card file before decrypting the encrypted soft SIM card file according to the identifier of the terminal and a preset file decryption manner.
  • the CPU identifier of the terminal is used as the identifier of the terminal.
  • the device for using the soft SIM card disclosed in B1 to B5 can implement the flow of the method for using the soft SIM card disclosed in the embodiments of FIG. 3. To avoid repetition, details are not described herein again.
  • this embodiment discloses a method for processing a soft SIM card, and the execution body of the method is a computer (for example, a personal computer PC).
  • the processing method of the soft SIM card may include the following steps 501-504:
  • the soft SIM card information in clear text can be obtained from the server.
  • the server stores soft SIM card information in clear text.
  • the security of the soft SIM card information in the transmission process is increased.
  • the security of the soft SIM card information in the transmission process is further increased.
  • the instruction receiver is a terminal.
  • the processing method of the soft SIM card disclosed in the embodiment of the present invention transmits the soft SIM card information in an encrypted manner, thereby solving the problem that the soft SIM card information has security risks in the transmission process.
  • the encrypting the soft SIM card information according to the preset information encryption manner, as described in step 502 includes:
  • the soft SIM card information is encrypted by an AT tool.
  • the soft SIM card information is encrypted by the AT tool, and the information encryption of the soft SIM card information and the security of the soft SIM card information in the transmission process are realized.
  • the instruction in step 503 is an AT instruction
  • the sending the instruction in step 504 includes:
  • the instruction is sent through the AT channel.
  • an AT channel can be established in advance between an execution body (for example, a PC) of the method and an instruction receiver (for example, a terminal), and the AT channel can be used until the terminal is turned off after the AT channel is established, and the AT channel is specifically used for transmitting the AT command.
  • the secure channel increases the security of the AT command transmission process.
  • the processing method of the soft SIM card disclosed in the foregoing embodiments transmits the soft SIM card information in an encrypted manner, thereby solving the problem that the soft SIM card information has a security risk in the transmission process.
  • a processing device of a soft SIM card may include the following units: an obtaining unit 61, an encrypting unit 62, a generating unit 63, and a transmitting unit 64, and each unit is specifically described as follows:
  • the obtaining unit 61 is configured to obtain soft SIM card information.
  • the encryption unit 62 is configured to encrypt the soft SIM card information according to a preset information encryption manner to obtain the encrypted soft SIM card information;
  • a generating unit 63 configured to generate an instruction that carries the encrypted soft SIM card information
  • the sending unit 64 is configured to send the instruction, so that the instruction receiving party decrypts the instruction according to a preset information decryption manner to obtain the soft SIM card information.
  • the processing unit according to C1, the encryption unit 62 is specifically configured to encrypt the soft SIM card information by using an AT tool.
  • the processing device of the soft SIM card disclosed in C1 to C3 can implement the flow of the processing method of the soft SIM card disclosed in the embodiments of FIG. 5, and details are not described herein again.
  • the embodiments described herein can be implemented in hardware, software, firmware, middleware, microcode, or a combination thereof.
  • the processing unit can be implemented in one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processing (DSP), Digital Signal Processing Equipment (DSP Device, DSPD), programmable Programmable Logic Device (PLD), Field-Programmable Gate Array (FPGA), general purpose processor, controller, microcontroller, microprocessor, other for performing the functions described herein In an electronic unit or a combination thereof.
  • ASICs Application Specific Integrated Circuits
  • DSP Digital Signal Processing
  • DSP Device Digital Signal Processing Equipment
  • PLD programmable Programmable Logic Device
  • FPGA Field-Programmable Gate Array
  • the techniques described herein can be implemented by means of performing the functions described herein.
  • the software code can be stored in memory and executed by the processor.
  • the memory can be implemented in the processor or external to the processor.
  • the disclosed apparatus and method may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product. Based on such understanding, the technical solution of the embodiments of the present invention, or the part contributing to the prior art or the part of the technical solution, may be embodied in the form of a software product stored in a storage medium. A number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
  • the foregoing storage medium includes various media that can store program codes, such as a USB flash drive, a mobile hard disk, a ROM, a RAM, a magnetic disk, or an optical disk.
  • the production, use, and processing method and device of the soft SIM card according to the embodiment of the present invention bind the terminal and the soft SIM card information in a file encryption manner to generate a soft SIM card file, and solve the soft SIM card information in the production stage. There are security risks in the stage.
  • the method, device and device for producing, using, and processing a soft SIM card according to an embodiment of the present invention decrypt the encrypted soft SIM card file by using the identifier of the terminal and the file decryption method to obtain the soft SIM card information.
  • the two-way legality authentication of the soft SIM card file and the terminal solves the problem that the soft SIM card information has security risks during the use phase.
  • the method for manufacturing, using, and processing the soft SIM card provided by the embodiment of the present invention transmits the soft SIM card information in an encrypted manner during the processing stage, thereby solving the problem of security risks in the transmission process of the soft SIM card information. .
  • the present invention has strong industrial applicability.

Abstract

La présente invention concerne le domaine des technologies de communication, et un mode de réalisation de la présente invention concerne spécifiquement la production, l'utilisation, le procédé de traitement et un dispositif de carte SIM logicielle. Le procédé de production est applicable à un terminal et comprend : l'acquisition d'une instruction portant des informations de carte SIM logicielle chiffrées ; le déchiffrement, selon une manière de déchiffrement d'informations prédéfinie, des informations de carte SIM logicielle chiffrées pour obtenir des informations de carte SIM logicielle ; et le chiffrement, selon un identifiant du terminal et une manière de chiffrement de fichier prédéfinie, des informations de carte SIM logicielle pour générer un fichier de carte SIM logicielle chiffrée. Par rapport à l'état de la technique, le mode de réalisation de la présente invention peut être utilisé pour générer un fichier de carte SIM logicielle en reliant un terminal avec des informations de carte SIM logicielle au moyen d'une manière de chiffrement de fichier pendant une étape de production, ce qui permet de résoudre le problème selon lequel des risques de sécurité sont inhérents aux informations de carte SIM logicielle pendant l'étape de production.
PCT/CN2017/117144 2017-09-26 2017-12-19 Production, utilisation, procédé de traitement et dispositif de carte sim logicielle WO2019061876A1 (fr)

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CN201710877490.7A CN107567012A (zh) 2017-09-26 2017-09-26 一种软sim卡的生产、使用、处理方法及装置
CN201710877490.7 2017-09-26

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WO2019061876A1 true WO2019061876A1 (fr) 2019-04-04

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