High-speed light source is realized for decoy-state quantum key distribution (QKD) at telecom wavelength of 1.55 μm. By......

Quantum key distribution (QKD) is a major research topic because it provides unconditional security. Unfortunately, many......

The security of the quantum secret key plays a critical role in quantum communications. Thus far, one problem that still......

We present an analysis of the impact of afluctuating-loss channel on free-space quantum key distribution (QKD). Consider......