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.
On the definition of malicious private information retrieval
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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.