Recent years have witnessed significant progress in quantum communication and quantum
internet with the emerging quantum photonic chips, whose characteristics of scalability …

Quantum key distribution (QKD) constitutes a symmetric secret key negotiation protocol
capable of maintaining information-theoretic security. Given the recent advances in QKD …

Quantum secure direct communication (QSDC) attracts much attention for it can transmit
secret messages directly without sharing a key. In this article, we propose a one-step QSDC …

Communication security has to evolve to a higher plane in the face of the threat from the
massive computing power of the emerging quantum computers. Quantum secure direct …

Quantum secure direct communication (QSDC) can directly transmit secrete messages
through a quantum channel. Device-independent (DI) QSDC can guarantee the …

Rapid progress has been made in quantum secure direct communication in recent years.
For practical application, it is important to improve the performances, such as the secure …

Quantum secure direct communication (QSDC) based on entanglement can directly transmit
confidential information. However, the inability to simultaneously distinguish the four sets of …

Device-independent quantum secure direct communication (DI-QSDC) can relax the
security assumptions about the devices' internal working, and effectively enhance QSDC's …

Quantum technology is an emergent and potentially disruptive discipline, with the ability to
affect many human activities. Quantum technologies are dual-use technologies, and as such …

Quantum Teleportation is the key communication functionality of the Quantum Internet,
allowing the “transmission” of qubits without the physical transfer of the particle storing the …