A conversion theorem shows that information-theoretic PIR schemes with result verification can be upgraded to fully authenticated versions with statistical security against selective failures at no extra cost.
Byzantine-robust private information retrieval with low communication and efficient decoding
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Information-Theoretic Authenticated PIR: From PIR-RV To APIR
A conversion theorem shows that information-theoretic PIR schemes with result verification can be upgraded to fully authenticated versions with statistical security against selective failures at no extra cost.