Weekly research log
PIR Wednesday
Dated weekly notes on Privacy-Enhancing Cryptography. Each briefing reflects what was known in its week; the pillar entries carry the current view.
2026-10-14SkrrtPIR (ePrint 2026/2385, Oct 6, Keewoo Lee / Ethereum Foundation + Yongha Son / Sungshin Women's University
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2026-10-07Apple swift-homomorphic-encryption opens 4 substantive PIR PRs in a 36-hour window (Oct 2 → Oct 4) — the PR.
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2026-09-30Apple swift-homomorphic-encryption PR #332 "Fix Cuckoo table insert recursion and dropped entries" MERGED Sep
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2026-09-23Interactive Secret-Key PIR: log-comm via interaction in the random-oracle model — ePrint 2026/2101, submitted
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2026-09-16IT-2-server PIR communication lower bound: 5 → 6 — ePrint 2026/1959, submitted 2026-09-10, approved 2026-09-13
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2026-09-09Li–Liu–Yi hintless keyword PIR (ePrint 2026/1883, Sep 3 submitted / Sep 7 IACR-approved; IACR News item 29492)
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2026-09-02SandwichPIR (Sabhnani–Wu, ePrint 2026/1816, Aug 28 2026): first single-server PIR to cast the bulk of server.
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2026-08-26Bar Alon, "The Limits of t-Private Share Conversion" (ePrint 2026/1780, Aug 23) proves there is no t-private s
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2026-08-19Applebaum–Ishai–Shechter (CRYPTO 2026) initiate arithmetic PIR (APIR) and prove single-server code-based PIR.
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2026-08-12Five major papers and two deployment developments discovered since the August 5 update:.
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2026-08-05SimplePIR and DoublePIR (~9 KB) — Full deep dive on the foundational USENIX Security 2023 schemes.
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