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Quantum Key Distribution Enhances Symmetric Key Encryption Security

/ 1 min read

🔐✨ Advancements in Quantum Key Distribution Enhance Symmetric Key Encryption Security. Researchers have developed a secure method for combining quantum key distribution (QKD) with symmetric key encryption, ensuring information-theoretic security against quantum adversaries. The study introduces a quantum-enabled Key Encapsulation Mechanism (qKEM) and a quantum-enabled hybrid encryption (qHE) framework, which utilizes a one-time symmetric key encryption scheme for efficient message encryption of unrestricted length. This approach leverages existing QKD protocols to provide a robust security proof, demonstrating that the hybrid encryption system remains secure even against adversaries capable of quantum computations. The findings represent a significant step towards post-quantum secure encryption without relying on computational assumptions.

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