TF card key charging system for quantum security service terminal
By transmitting plaintext and ciphertext between the quantum-secure service terminal and the base station, the quantum key is injected, solving the problem that quantum-secure TF cards cannot be recycled, thus realizing the recycling of TF cards and reducing costs.
Patent Information
- Application Number
- CN202423310822.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2034-12-31
AI Technical Summary
Existing quantum-safe TF cards cannot be recycled, resulting in high costs, and the cards become invalid after the keys are exhausted.
Design a TF card key filling system for quantum secure service terminals. The system realizes the filling of quantum keys through plaintext and ciphertext transmission between the quantum secure service terminal and the base station. The quantum secure service base station obtains the quantum key generated by the quantum secure service terminal to fill the TF card.
This enables the recycling of quantum-safe TF cards, avoiding their invalidation due to key exhaustion and reducing costs.
Smart Images
Figure CN223613359U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to quantum key equipment and quantum cryptography cloud technical field, concretely relates to a TF card key filling system for quantum security service terminal. BACKGROUND
[0002] Traditional information encryption is that a computer generates a pseudo-random seed to obtain a key through fixed algorithm, and then encrypts plaintext to obtain ciphertext through fixed algorithm and transmits the ciphertext to the receiving party through public network. But with the continuous development of computer computing speed, the ciphertext encrypted by these traditional algorithms is cracked by these high-speed computers in a very short time, and the information security is greatly threatened.
[0003] Quantum communication is based on the basic principles of quantum mechanics, which provides absolute security guarantee that cannot be eavesdropped and cracked in principle. The current quantum communication quantum key distribution equipment is relatively bulky, so that quantum communication can only be carried out in fixed places such as IDC machine room.
[0004] Quantum security TF card realizes the application of quantum key on mobile terminal, can provide data encryption and decryption security service based on quantum key for mobile intelligent equipment, greatly improves the portability of quantum security communication. The quantum key in the existing quantum security TF card is used and discarded, when the quantum key in the card is used up, the quantum security TF card is also discarded, cannot be recycled, resulting in high cost. UTILITY MODEL CONTENT
[0005] The utility model discloses in order to solve the problem that the existing quantum security TF card cannot be recycled, propose a kind of TF card key filling system for quantum security service terminal.
[0006] To achieve the above object, the technical scheme adopted by the utility model is as follows:
[0007] A kind of TF card key filling system for quantum security service terminal, including quantum security service terminal, quantum security service base station and quantum security TF card;
[0008] The quantum security service terminal includes quantum key distribution module, quantum key management module, first processing module, first encryption and decryption module and first quantum modulator;
[0009] The quantum security service base station includes second processing module, second encryption and decryption module and second quantum modulator;
[0010] The first processing module is connected with a quantum key management module, a first encryption and decryption module and a second processing module respectively, the quantum key management module is connected with a quantum key management module, and the first encryption and decryption module is connected with a first quantum modulator; the second quantum modulator is connected with the first quantum modulator and a second encryption and decryption module respectively, and the second processing module is connected with the second encryption and decryption module and a quantum security TF card respectively.
[0011] In the scheme, the first processing module and the second processing module and the first quantum modulator and the second quantum modulator are used to realize the transmission of plaintext and ciphertext between the quantum security service terminal and the quantum security service base station, the quantum security service base station can obtain the quantum key generated by the quantum security service terminal to charge the quantum key for the quantum security TF card, the quantum security TF card can be recycled, and the quantum security TF card is not discarded due to the exhaustion of the key.
[0012] Preferably, the quantum security service base station further comprises a base station TF card interface; and the second processing module is connected with the quantum security TF card through the base station TF card interface.
[0013] Preferably, the quantum security TF card comprises a memory, an MMC master chip, a security master chip and a TF card connector which are connected in sequence; and the TF card connector is connected with the base station TF card interface.
[0014] Preferably, the MMC master chip is connected with the security master chip through an EMMC interface.
[0015] Preferably, the TF card connector is connected with the base station TF card interface through an SDIO interface.
[0016] Preferably, the memory is a Nand-flash memory.
[0017] Preferably, the quantum security service base station further comprises a quantum key storage module; and the quantum key storage module is connected with the second processing module and the second encryption and decryption module respectively.
[0018] Preferably, the first processing module and the second processing module are connected through a public network.
[0019] Preferably, the first quantum modulator and the second quantum modulator are connected through a quantum channel.
[0020] Preferably, the first encryption and decryption module and the second encryption and decryption module are symmetric encryption and decryption modules.
[0021] The utility model discloses beneficial technical effects:
[0022] The utility model provides a TF card key fills system for quantum security service terminal, realizes the plaintext and ciphertext transmission between quantum security service terminal and quantum security service base station through first processing module and second processing module, first quantum modulator and second quantum modulator respectively, realizes that quantum security service base station can acquire quantum key that quantum security service terminal produces to fill quantum key for quantum security TF card for quantum security TF card can recycling, avoids to be discarded because of key exhaustion. BRIEF DESCRIPTION OF DRAWINGS
[0023] Figure 1 It is module connection schematic drawing of the utility model;
[0024] Figure 2 It is module connection schematic drawing of quantum security TF card in the utility model;
[0025] Among them: 1, quantum security service terminal;11, quantum key distribution module;12, quantum key management module;13, first processing module;14, first encryption and decryption module;15, first quantum modulator;2, quantum security service base station;21, second processing module;22, second encryption and decryption module;23, second quantum modulator;24, base station TF card interface;25, quantum key storage module;3, quantum security TF card;31, memory;32, MMC main control chip;33, security main control chip;34, TF card connector. DETAILED DESCRIPTION
[0026] In order to make the utility model's purpose, technical scheme and advantage more clearly clear, the following with example to the utility model carries out further detailed explanation, but the utility model's scope of protection is not limited to the following specific embodiment.
[0027] Example 1
[0028] As Figure 1 Shown, a kind of TF card key fills system for quantum security service terminal, including quantum security service terminal 1, quantum security service base station 2 and quantum security TF card 3;
[0029] The quantum security service terminal 1 includes quantum key distribution module 11, quantum key management module 12, first processing module 13, first encryption and decryption module 14 and first quantum modulator 15;
[0030] The quantum security service base station 2 includes second processing module 21, second encryption and decryption module 22 and second quantum modulator 23;
[0031] The first processing module 13 is connected with the quantum key management module 12, the first encryption and decryption module 14 and the second processing module 21 respectively, the quantum key management module 12 is connected with the quantum key management module 12, and the first encryption and decryption module 14 is connected with the first quantum modulator 15; the second quantum modulator 23 is connected with the first quantum modulator 15 and the second encryption and decryption module 22 respectively, and the second processing module 21 is connected with the second encryption and decryption module 22 and the quantum security TF card 3 respectively.
[0032] In the specific implementation process, the first processing module 13 and the second processing module 21, the first quantum modulator 15 and the second quantum modulator 23 are used to realize the transmission of plaintext and ciphertext between the quantum security service terminal 1 and the quantum security service base station 2, and the quantum security service base station 2 can obtain the quantum key generated by the quantum security service terminal 1 to charge the quantum key for the quantum security TF card 3, so that the quantum security TF card 3 can be recycled and avoid being discarded due to the exhaustion of the key.
[0033] Embodiment 2
[0034] A TF card key charging system for a quantum security service terminal, comprising a quantum security service terminal 1, a quantum security service base station 2 and a quantum security TF card 3;
[0035] The quantum security service terminal 1 comprises a quantum key distribution module 11, a quantum key management module 12, a first processing module 13, a first encryption and decryption module 14 and a first quantum modulator 15.
[0036] The quantum security service base station 2 comprises a second processing module 21, a second encryption and decryption module 22 and a second quantum modulator 23.
[0037] The first processing module 13 is connected with the quantum key management module 12, the first encryption and decryption module 14 and the second processing module 21 respectively, the quantum key management module 12 is connected with the quantum key management module 12, and the first encryption and decryption module 14 is connected with the first quantum modulator 15; the second quantum modulator 23 is connected with the first quantum modulator 15 and the second encryption and decryption module 22 respectively, and the second processing module 21 is connected with the second encryption and decryption module 22 and the quantum security TF card 3 respectively.
[0038] More specifically, the quantum security service base station 2 further comprises a base station TF card interface 24; the second processing module 21 is connected with the quantum security TF card 3 through the base station TF card interface 24.
[0039] More specifically, as Figure 2As shown, the quantum security TF card 3 comprises a memory 31, an MMC master chip 32, a security master chip 33 and a TF card connector 34 connected in sequence; the TF card connector 34 is connected with the base station TF card interface 24.
[0040] In the specific implementation process, by sealing the security master chip 33 and the EMMC into the TF card, the encryption and decryption operation of quantum communication is carried out in the TF card, so that the device using the TF card such as a mobile phone can carry out quantum communication.
[0041] In the specific implementation process, the quantum security TF card 3 is internally filled with quantum keys, and there is no algorithm correlation between different keys.
[0042] More specifically, the MMC master chip 32 is connected with the security master chip 33 through an EMMC interface.
[0043] More specifically, the TF card connector 34 is connected with the base station TF card interface 24 through an SDIO interface.
[0044] In the specific implementation process, the TF card connector 34 is connected with the security master chip 33 through an SDIO interface, and is also connected with a using device through an SDIO interface, and the using device can be a mobile phone, a tablet computer or the like.
[0045] More specifically, the memory 31 is a Nand-flash memory.
[0046] In the specific implementation process, the quantum keys corresponding to the numbers are stored in the Nand-flash memory.
[0047] More specifically, the quantum security service base station 2 further comprises a quantum key storage module 25; the quantum key storage module 25 is connected with the second processing module 21 and the second encryption and decryption module 22 respectively.
[0048] More specifically, the first processing module 13 and the second processing module 21 are connected through a public network.
[0049] More specifically, the first quantum modulator 15 and the second quantum modulator 23 are connected through a quantum channel.
[0050] More specifically, the first encryption and decryption module 14 and the second encryption and decryption module 22 both adopt a symmetric encryption and decryption module.
[0051] Embodiment 3
[0052] The embodiment provides a key filling method, which is based on the TF card key filling system for a quantum security service terminal and comprises the following steps.
[0053] When the user inserts the quantum security TF card 3 into the base station TF card interface 24, the second processing module 21 sends a request for supplementing the TF card key to the first processing module 13. The first processing module 13 sends an instruction for generating a quantum key to the quantum key distribution module 11, the generated quantum key is sent to the quantum key management module 12 for numbering by the quantum key distribution module 11, the quantum key management module 12 stores the numbered quantum key information and sends the quantum key and the number to the first processing module 13, the first processing module 13 transmits the quantum key and the number to the first encryption and decryption module 14 to encrypt to obtain ciphertext, and then the ciphertext is modulated by the first quantum modulator 15 and transmitted to the second quantum modulator 23 through the quantum channel, and the first processing module 13 sends the key number used for encryption to the second processing module 21.
[0054] The second quantum modulator 23 demodulates the ciphertext and transmits it to the second encryption and decryption module 22, and the second processing module 21 extracts the corresponding quantum key from the quantum key storage module 25 according to the synchronously received key number and transmits it to the second encryption and decryption module 22, the second encryption and decryption module 22 decrypts to obtain plaintext and performs signature verification, and after no error is found, the plaintext is re-encrypted into new ciphertext using a new quantum random number key, and the new ciphertext is transmitted to the quantum security TF card 3 through the base station TF card interface 24. The quantum security TF card 3 uses the corresponding quantum key with the number to decrypt the received ciphertext in the security master chip 33 and stores it in the Nand-flash memory, completing the key filling operation.
[0055] According to the disclosure and teaching of the above description, those skilled in the art of the present application can also change and modify the above embodiments. Therefore, the present application is not limited to the specific embodiments disclosed and described above, and some modifications and changes of the present application should fall within the protection scope of the claims of the present application. In addition, although some specific terms are used in the present specification, these terms are only for convenience and do not constitute any limitation on the present application.
Claims
1. A TF card key provisioning system for a quantum secure service terminal, characterized by, The quantum security service terminal, the quantum security service base station and the quantum security TF card are included; The quantum security service terminal includes a quantum key distribution module, a quantum key management module, a first processing module, a first encryption and decryption module and a first quantum modulator; The quantum security service base station includes a second processing module, a second encryption and decryption module and a second quantum modulator; The first processing module is connected with the quantum key management module, the first encryption and decryption module and the second processing module respectively, the quantum key management module is connected with the quantum key management module, and the first encryption and decryption module is connected with the first quantum modulator; the second quantum modulator is connected with the first quantum modulator and the second encryption and decryption module respectively, and the second processing module is connected with the second encryption and decryption module and the quantum security TF card respectively.
2. The TF card key loading system for a quantum secure service terminal according to claim 1, wherein, The quantum security service base station further includes a base station TF card interface; and the second processing module is connected with the quantum security TF card through the base station TF card interface.
3. A TF card key loading system for a quantum secure service terminal according to claim 2, wherein, The quantum security TF card includes a memory, an MMC master chip, a security master chip and a TF card connector connected in sequence; and the TF card connector is connected with the base station TF card interface.
4. The TF card key loading system for a quantum secure service terminal according to claim 3, wherein, The MMC master chip is connected with the security master chip through an EMMC interface.
5. The TF card key loading system for a quantum secure service terminal according to claim 3, wherein, The TF card connector is connected with the base station TF card interface through an SDIO interface.
6. The TF card key loading system for a quantum secure service terminal according to claim 3, wherein The memory is a Nand-flash memory.
7. The TF card key loading system for a quantum secure service terminal according to claim 1, wherein, The quantum security service base station further includes a quantum key storage module; and the quantum key storage module is connected with the second processing module and the second encryption and decryption module respectively.
8. The TF card key loading system for a quantum secure service terminal according to claim 1, wherein, The first processing module and the second processing module are connected through a public network.
9. The TF card key loading system for a quantum secure service terminal according to claim 1, wherein, The first quantum modulator and the second quantum modulator are connected through a quantum channel.
10. The TF card key loading system for a quantum secure service terminal according to claim 1, wherein, Both the first encryption and decryption module and the second encryption and decryption module adopt a symmetric encryption and decryption module.