6 papers
Satellite-based communication for phase-matching measurement-device-independent quantum key distribution
Arindam Dutta, Subhashish Banerjee, Anirban Pathak
This study investigates the feasibility of the phase-matching measurement-device-independent quantum key distribution (PM-MDI QKD) protocol proposed by Lin and Lütkenhaus for sate…
Design and analysis of a set of discrete variable protocols for secure quantum communication
Arindam Dutta
The advent of quantum key distribution (QKD) has revolutionized secure communication by providing unconditional security, unlike classical cryptographic methods. However, its effec…
New protocols for quantum key distribution with explicit upper and lower bound on secret key rate
Arindam Dutta, Anirban Pathak
We present two new schemes for quantum key distribution (QKD) that neither require entanglement nor an ideal single-photon source, making them implementable with commercially avail…
Finite and Asymptotic Key Analysis for CubeSat-Based BB84 QKD with Elliptical Beam Approximation
Muskan, Arindam Dutta, Subhashish Banerjee
Satellite and CubeSat-based quantum key distribution (QKD) presents a promising solution for secure long-distance communication by transmitting quantum keys through free space, wit…
Simultaneous quantum identity authentication scheme utilizing entanglement swapping with secret key preservation
Arindam Dutta, Anirban Pathak
Unconditional security in quantum key distribution (QKD) relies on authenticating the identities of users involved in key distribution. While classical identity authentication sche…
Collective attack free controlled quantum key agreement without quantum memory
Arindam Dutta, Anirban Pathak
Here we present a new protocol for controlled quantum key agreement and another protocol for key agreement with a specific focus on the security analysis. Specifically, detailed se…