Quantum secure direct communication in Internet of Vehicles

Area of Science:

• Quantum Information Science
• Cybersecurity
• Telecommunications Engineering

Background:

• Internet of Vehicles (IoVs) rely on public key cryptography for security, which is vulnerable to quantum computer attacks.
• Quantum computing advancements threaten the security of classical cryptographic systems, necessitating new security paradigms.
• Quantum secure direct communication (QSDC) offers unconditional security based on quantum mechanics principles.

Purpose of the Study:

• To propose a novel continuous-variable quantum secure direct communication (CV-QSDC) protocol tailored for Internet of Vehicles (IoV) networks.
• To leverage quantum mechanics for secure data transmission in IoVs, ensuring resilience against future quantum threats.
• To enhance information capacity in IoV communication using orbital angular momentum (OAM) as an information carrier.

Main Methods:

• Development of a continuous-variable quantum secure direct communication (CV-QSDC) protocol.
• Utilization of orbital angular momentum (OAM) eigenstates as the information carrier for quantum communication.
• Integration of quantum communication principles with standard telecommunication technologies for IoV networks.

Main Results:

• The proposed CV-QSDC protocol provides unconditional security against quantum computer attacks for IoV networks.
• Orbital angular momentum (OAM) eigenstates enable higher information capacity compared to traditional methods.
• The protocol demonstrates compatibility with existing telecommunication infrastructure.

Conclusions:

• The presented CV-QSDC protocol offers a robust and secure solution for the Internet of Vehicles.
• This approach effectively addresses the security vulnerabilities posed by quantum computing to current IoV systems.
• The use of OAM in quantum communication enhances data transmission efficiency and security in vehicular networks.