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quant-ph2025
System design and realisation towards optimising secure key bits in free space QKD
Pooja Chandravanshi, Jayanth Ramakrishnan, Tanya Sharma +2
Quantum Key Distribution (QKD) is rapidly transitioning from cutting-edge laboratory research to real-world deployment in established communication networks. Although QKD promises…
quant-ph2024
Passive polarization-encoded BB84 protocol using a heralded single-photon source
Anju Rani, Vardaan Mongia, Parvatesh Parvatikar +5
The BB84 quantum key distribution protocol set the foundation for achieving secure quantum communication. Since its inception, significant advancements have aimed to overcome exper…
quant-ph2023
Mitigating the source-side channel vulnerability by characterization of photon statistics
Tanya Sharma, Ayan Biswas, Jayanth Ramakrishnan +2
Quantum key distribution (QKD) theoretically offers unconditional security. Unfortunately, the gap between theory and practice threatens side-channel attacks on practical QKD syste…