L16: Private Information Retrieval

Topics

• Private Information Retrieval

Readings

• Ryan Henry, Tutorial on PIR
• Ostrovsky and Skeith, A Survey of Single-Database PIR
• This sequence of papers gives a beautiful and very efficient computational two-server PIR
• A survey covering constructions up to 2008.
• The state of the art for information-theoretic 2-server PIR.
• A recent breakthrough result giving a computationally efficient single-server PIR (best paper award in STOC 2023).

Notes

Will be posted before class.