Quantum encrypted video bidirectional data communication terminal

Abstract

The utility model discloses a video bidirectional data communication terminal with quantum encryption, which belongs to the technical field of quantum encryption, and comprises a data communication terminal, a power supply module and an interactive interface, the data communication terminal is in communication connection with the power supply module, and the data communication terminal is in communication connection with the interactive interface. According to the utility model, by integrating the quantum key distribution module, the terminal can establish an encryption key which cannot be cracked between two communication parties, so that all known and potential eavesdropping threats including future quantum computers are effectively resisted, and absolute confidentiality of video communication contents is ensured; the data encryption module is closely integrated with the video coding and decoding module and the bidirectional communication module, so that each link from video acquisition to transmission is protected by quantum-level encryption, all communication contents of videos, audios and data are covered, and the security level of the whole system is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of quantum encryption, in particular to a quantum encrypted video bidirectional data communication terminal. Background Art

[0002] With the development of information technology, video communication has become one of the important ways of daily communication. However, traditional encryption methods face potential threats from quantum computing.

[0003] Existing video communication terminals still have the following defects when in use: there may be shortcomings in the encryption technology and key management of existing video communication terminals, which makes the video communication content easy to be cracked or eavesdropped. When the network conditions are poor, it is impossible to provide stable communication quality, resulting in delays and freezes in video transmission. Encryption is only implemented in a specific data transmission stage, and encryption measures are not implemented throughout the entire communication link, from video acquisition to display. This leads to incomplete encryption protection and security risks. It relies on password authentication, which is vulnerable to dictionary attacks, phishing attacks, etc. and has low security. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a quantum encrypted video bidirectional data communication terminal.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a quantum encrypted video two-way data communication terminal, comprising a data communication terminal, a power module and an interactive interface, the data communication terminal is communicatively connected to the power module, the data communication terminal is communicatively connected to the interactive interface, the data communication terminal comprises a quantum key distribution module, a data encryption module, a video encoding and decoding module, a two-way communication module, a security protocol processor and an identity authentication module, the quantum key distribution module is communicatively connected to the data encryption module, the data encryption module is communicatively connected to the video encoding and decoding module, the data encryption module is communicatively connected to the two-way communication module, the two-way communication module is communicatively connected to the video encoding and decoding module, the data encryption module is communicatively connected to the security protocol processor, and the security protocol processor is communicatively connected to the identity authentication module.

[0006] As a further description of the above technical solution:

[0007] The quantum key distribution module includes a quantum state generator, a single photon detector, a quantum channel and a key processing module, wherein the quantum state generator is communicatively connected to the quantum channel, the quantum channel is communicatively connected to the single photon detector, and the single photon detector is communicatively connected to the key processing module.

[0008] As a further description of the above technical solution:

[0009] The data encryption module includes an encryption engine, a key storage device and a key management module. The key management module is communicatively connected to the key storage device, and the key management module is communicatively connected to the encryption engine.

[0010] As a further description of the above technical solution:

[0011] The video encoding and decoding module includes a video acquisition module, a video encoder, a video decoder, a network interface and a video processing module. The video acquisition module is communicatively connected to the video encoder, the video encoder is communicatively connected to the network interface, the network interface is communicatively connected to the video decoder, and the video decoder is communicatively connected to the video processor.

[0012] As a further description of the above technical solution:

[0013] The bidirectional communication module includes a physical layer component, a network protocol stack, a data link layer and a transmission control layer. The physical layer component is communicatively connected to the data link layer, the data link layer is communicatively connected to the network protocol stack, and the network protocol stack is communicatively connected to the transmission control layer.

[0014] As a further description of the above technical solution:

[0015] The security protocol processor includes an SSL protocol stack, a key exchange module, an encryption protocol module, and an authentication module. The SSL protocol stack is communicatively connected to the key exchange module, the key exchange module is communicatively connected to the encryption protocol, and the SSL protocol stack is communicatively connected to the authentication module.

[0016] As a further description of the above technical solution:

[0017] The identity authentication module includes a biometric sensor, an authentication management module and an authentication protocol module. The biometric sensor is communicatively connected to the authentication management module, and the authentication management module is communicatively connected to the authentication protocol module.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, by integrating the quantum key distribution module, the terminal can establish an encryption key that cannot be cracked between the communicating parties, effectively resist all known and potential eavesdropping threats including future quantum computers, and ensure the absolute confidentiality of the video communication content. The data encryption module is tightly integrated with the video encoding and decoding module and the two-way communication module, so that every link from video acquisition to transmission is protected by quantum-level encryption, covering all communication content of video, audio and data, and improving the security level of the overall system.

[0020] 2. In the utility model, the video encoding and decoding module is combined with a high-performance network interface and a transmission control layer design to ensure high-quality video communication. At the same time, it can also dynamically adjust according to network conditions to reduce delays and improve user experience. The security protocol processor integrates the SSL protocol stack, key exchange module, etc. It not only supports multiple encryption protocols, but also strengthens the identity authentication process. The identity authentication module combined with biometric technology provides users with a convenient and secure login and authentication method, enhancing the overall protection capability of the system. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of a quantum encrypted video bidirectional data communication terminal proposed by the utility model Figure 1 ;

[0022] Figure 2 This is a schematic diagram of the structure of a quantum encrypted video bidirectional data communication terminal proposed by the utility model Figure 2 . DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Reference Figure 1-2, an embodiment provided by the utility model: comprising a data communication terminal, a power module and an interactive interface, the data communication terminal is communicatively connected to the power module, the data communication terminal is communicatively connected to the interactive interface, the data communication terminal comprises a quantum key distribution module, a data encryption module, a video encoding and decoding module, a two-way communication module, a security protocol processor and an identity authentication module, the quantum key distribution module is communicatively connected to the data encryption module, the data encryption module is communicatively connected to the video encoding and decoding module, the data encryption module is communicatively connected to the two-way communication module, the two-way communication module is communicatively connected to the video encoding and decoding module, the data encryption module is communicatively connected to the security protocol processor, the security protocol processor is communicatively connected to the identity authentication module, the quantum key distribution module comprises a quantum state generator, a single photon detector, a quantum channel and a key processing module, the quantum state generator is communicatively connected to the quantum channel, the quantum channel is communicatively connected to the single photon detector, the single photon detector is communicatively connected to the key processing module, the data encryption module comprises an encryption engine, a key storage device and a key management module, the key management module is communicatively connected to the secret key storage device The key management module is communicatively connected with the encryption engine, the video encoding and decoding module includes a video acquisition module, a video encoder, a video decoder, a network interface and a video processing module, the video acquisition module is communicatively connected with the video encoder, the video encoder is communicatively connected with the network interface, the network interface is communicatively connected with the video decoder, the video decoder is communicatively connected with the video processor, the two-way communication module includes a physical layer component, a network protocol stack, a data link layer and a transmission control layer, the physical layer component is communicatively connected with the data link layer, the data link layer is communicatively connected with the network protocol stack, the network protocol stack is communicatively connected with the transmission control layer, the security protocol processor includes an SSL protocol stack, a key exchange module, an encryption protocol module and an authentication module, the SSL protocol stack is communicatively connected with the key exchange module, the key exchange module is communicatively connected with the encryption protocol, the SSL protocol stack is communicatively connected with the authentication module, the identity authentication module includes a biometric sensor, an authentication management module and an authentication protocol module, the biometric sensor is communicatively connected with the authentication management module, the authentication management module is communicatively connected with the authentication protocol module.

[0025] The two-way communication module ensures the two-way stable transmission of video and data, which involves signal transmission at the physical layer, error checking at the data link layer, packet routing at the network protocol stack, and flow control and congestion avoidance at the transmission control layer. The SSL protocol stack, key exchange module, encryption protocol module, and authentication module in the security protocol processor work together to ensure the integrity, confidentiality, and tamper-resistance of data during transmission. With the integrated quantum key distribution module, this terminal can establish an encryption key that cannot be cracked between the communicating parties, effectively resisting all known and potential eavesdropping threats including future quantum computers, and ensuring the absolute confidentiality of video communication content. The data encryption module is tightly integrated with the video encoding and decoding module and the two-way communication module, so that every link from video acquisition to transmission is protected by quantum-level encryption.

[0026] Working principle: The quantum state generated by the quantum state generator of the quantum key distribution module is sent to the receiver at the other end of the communication through the quantum channel. The single-photon detector of the receiver captures these quantum states and transmits the measurement results to the key processing module for processing. After the data encryption module receives the quantum key, the key management module is responsible for managing and distributing these keys to the encryption engine. The encryption engine encrypts the video and data streams with the key. The encrypted information is transmitted through the two-way communication module. The decryption process at the receiving end is the opposite. The same key is used for decryption to restore the original data. The video acquisition module captures the video signal, and the video encoder compresses and encodes these signals into a format suitable for network transmission and then passes The data is sent out through the network interface, the network interface at the receiving end receives the data, the video decoder decodes it back to the original video format, the video processing module further optimizes the video quality, the security protocol processor implements data encapsulation and secure transmission through the SSL protocol stack, the key exchange module dynamically updates the key, the encryption protocol module performs data encryption, and the authentication module ensures that the identities of both communicating parties are authentic. Before or during the communication, the identity authentication module collects user biometric information through the biometric sensor, and the information is sent to the authentication management module for processing. The authentication management module determines the authenticity of the biometric information and executes the corresponding identity authentication process through the authentication protocol module. Only verified users can access the communication system.

[0027] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A quantum encrypted video bidirectional data communication terminal, characterized in that: It includes a data communication terminal, a power module and an interactive interface, wherein the data communication terminal is communicatively connected to the power module, the data communication terminal is communicatively connected to the interactive interface, the data communication terminal includes a quantum key distribution module, a data encryption module, a video encoding and decoding module, a two-way communication module, a security protocol processor and an identity authentication module, the quantum key distribution module is communicatively connected to the data encryption module, the data encryption module is communicatively connected to the video encoding and decoding module, the data encryption module is communicatively connected to the two-way communication module, the two-way communication module is communicatively connected to the video encoding and decoding module, the data encryption module is communicatively connected to the security protocol processor, and the security protocol processor is communicatively connected to the identity authentication module.

2. A quantum encrypted video bidirectional data communication terminal according to claim 1, characterized in that: The quantum key distribution module includes a quantum state generator, a single photon detector, a quantum channel and a key processing module, wherein the quantum state generator is communicatively connected to the quantum channel, the quantum channel is communicatively connected to the single photon detector, and the single photon detector is communicatively connected to the key processing module.

3. A quantum encrypted video bidirectional data communication terminal according to claim 1, characterized in that: The data encryption module includes an encryption engine, a key storage device and a key management module. The key management module is communicatively connected to the key storage device, and the key management module is communicatively connected to the encryption engine.

4. A quantum encrypted video bidirectional data communication terminal according to claim 1, characterized in that: The video encoding and decoding module includes a video acquisition module, a video encoder, a video decoder, a network interface and a video processing module. The video acquisition module is communicatively connected to the video encoder, the video encoder is communicatively connected to the network interface, the network interface is communicatively connected to the video decoder, and the video decoder is communicatively connected to the video processor.

5. A quantum encrypted video bidirectional data communication terminal according to claim 1, characterized in that: The bidirectional communication module includes a physical layer component, a network protocol stack, a data link layer and a transmission control layer. The physical layer component is communicatively connected to the data link layer, the data link layer is communicatively connected to the network protocol stack, and the network protocol stack is communicatively connected to the transmission control layer.

6. A quantum encrypted video bidirectional data communication terminal according to claim 1, characterized in that: The security protocol processor includes an SSL protocol stack, a key exchange module, an encryption protocol module, and an authentication module. The SSL protocol stack is communicatively connected to the key exchange module, the key exchange module is communicatively connected to the encryption protocol, and the SSL protocol stack is communicatively connected to the authentication module.

7. A quantum encrypted video bidirectional data communication terminal according to claim 1, characterized in that: The identity authentication module includes a biometric sensor, an authentication management module and an authentication protocol module. The biometric sensor is communicatively connected to the authentication management module, and the authentication management module is communicatively connected to the authentication protocol module.

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