Experimental symmetric private information retrieval with quantum key distribution
Chao Wang, Wen Yu Kon, Hong Jie Ng, Charles Ci-Wen Lim · Quantum Information and Measurement VI 2021 · 2021
We report an experiment of a two-database symmetric private information retrieval protocol which incorporates a measurement-device-independent quantum key dis-tribution system. Based on the experimental system, we demonstrate information retrieval from a fingerprint database with 800 entries.