Oblivious Key Value Store

Summary

  • We can view an OKVS as a non-interactive version of OPPRF.
  • An OKVS can be transferred in plain-text.
  • A polynomial is the most compact form of an OKVS.

Notes

  • Introduced by Oblivious Key-Value Stores and Amplification for Private Set Intersection. Gayathri Garimella, Benny Pinkas, Mike Rosulek, Ni Trieu, and Avishay Yanai. 2021 according to SoK: Collusion-resistant Multi-party Private Set Intersections in the Semi-honest Model. Jelle Vos, Mauro Conti, and Zekeriya Erkin. 2024