20240039713. QKD APPARATUS, QKD SYSTEM, QKD START CONTROL METHOD, AND COMPUTER PROGRAM PRODUCT simplified abstract (KABUSHIKI KAISHA TOSHIBA)

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QKD APPARATUS, QKD SYSTEM, QKD START CONTROL METHOD, AND COMPUTER PROGRAM PRODUCT

Organization Name

KABUSHIKI KAISHA TOSHIBA

Inventor(s)

Yoshimichi Tanizawa of Yokohama Kanagawa (JP)

QKD APPARATUS, QKD SYSTEM, QKD START CONTROL METHOD, AND COMPUTER PROGRAM PRODUCT - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240039713 titled 'QKD APPARATUS, QKD SYSTEM, QKD START CONTROL METHOD, AND COMPUTER PROGRAM PRODUCT

Simplified Explanation

According to an embodiment, a quantum key distribution (QKD) apparatus includes one or more hardware processors configured to:

  • Perform inter-QKD-apparatus connection authentication indicating authentication processing with an opposing QKD apparatus.
  • Perform key manager (KM)-QKD connection authentication indicating authentication processing with an opposing KM apparatus.
  • Enable a QKD function in a case where the inter-QKD-apparatus connection authentication is successful and the KM-QKD connection authentication is successful.

Potential applications of this technology:

  • Secure communication: Quantum key distribution allows for the secure exchange of encryption keys, ensuring that communication remains confidential and protected from eavesdropping.
  • Quantum cryptography: This technology can be used in quantum cryptography systems to enhance the security of cryptographic protocols and algorithms.

Problems solved by this technology:

  • Key distribution security: Quantum key distribution solves the problem of securely distributing encryption keys by utilizing the principles of quantum mechanics, which ensures that any attempt to intercept the key will be detected.
  • Eavesdropping detection: The authentication processing between QKD apparatus and KM apparatus helps detect any potential eavesdropping attempts, ensuring the integrity and security of the communication.

Benefits of this technology:

  • Enhanced security: Quantum key distribution provides a higher level of security compared to classical encryption methods, as it relies on the fundamental principles of quantum mechanics.
  • Tamper detection: The authentication processing helps detect any tampering or unauthorized access attempts, ensuring the integrity of the communication.
  • Scalability: This technology can be implemented in various network architectures and can scale to accommodate larger communication networks.


Original Abstract Submitted

according to an embodiment, a quantum key distribution (qkd) apparatus includes one or more hardware processors configured to: perform inter-qkd-apparatus connection authentication indicating authentication processing with an opposing qkd apparatus, and key manager (km)-qkd connection authentication indicating authentication processing with an opposing km apparatus; and enable a qkd function in a case where the inter-qkd-apparatus connection authentication is successful and the km-qkd connection authentication is successful.

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