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cs.CR2026
GPIR: Enabling Practical Private Information Retrieval with GPUs
Hyesung Ji, Hyunah Yu, Jongmin Kim +3
Private information retrieval (PIR) allows private database queries; however, it is hindered by intense server-side computation and memory traffic. Numerous modern lattice-based PI…
cs.CR2026
Onyx: Cost-Efficient Disk-Oblivious ANN Search
Deevashwer Rathee, Jean-Luc Watson, Zirui Neil Zhao +2
Approximate nearest neighbor (ANN) search in AI systems increasingly handles sensitive data on third-party infrastructure. Trusted execution environments (TEEs) offer protection, b…