ePrint Updates

Beyond DCR: HSS and PCFs from Subgroup Indistinguishability (Sebastian Hasler) ia.cr/2026/2006

SoK: Private Transformer Inference Across Systems, Models, and Cryptography (Andes K. L. Kei, Sherman S. M. Chow) ia.cr/2026/2005

Exact Error-Compensated Pruning in Matrix Multiplication Time (Xiaoyu Li) ia.cr/2026/2004

NP-Hardness of Ideal Lattice Problems (Daniel E. Martin) ia.cr/2026/2003

Derivatives of Quantum Randomness: Separating Pseudorandom Unitaries from Pseudorandom (Function-like) States (Minki Hhan) ia.cr/2026/2002

The Price of Time: Deterrence as the Third Pillar of Payment Channel Security (Rong Qian, Yu Cheng, Mengrun Chen, Yuchang Zhang, Zengli Guo) ia.cr/2026/2001

Information-Theoretic Hiding in Quantum Marginal Fibers (Jaroslav Hruby) ia.cr/2026/2000

Revisiting Single-Color Initial Structures in Meet-In-The-Middle Attacks (Shiyao Chen, Jian Guo, Wenjie Nan, Danping Shi, Tianyu Zhang) ia.cr/2026/1999

A Low-Communication Garbled RAM from Homomorphic Secret Sharing (Chase Fickes, Jinye He, Wei-Kai Lin) ia.cr/2026/1998

LibFWHT: From Exact Walsh Spectra to Key Dependence in Differential-Linear Correlations (Hosein Hadipour, Saleh Khalaj Monfared, Jens Alich, Jan Vorloeper) ia.cr/2026/1997

One More A: Sharper Tails Without Scaling (Majid Khabbazian) ia.cr/2026/1996

Symmetric Models for Syndrome Decoding (Elisa Gorla, Simone Trebiani) ia.cr/2026/1995

Data-strophy: When Your Integrity Goes Wild, So Does Your Data! (Ya-Nan Li, Yaqing Song, Qiang Tang, Moti Yung, Yuan Zhang) ia.cr/2026/1994

Network-Agnostic VSS with Quadratic Communication in Computational Setting (Yusong Yao, Qi Feng, Cong Peng, Min Luo, Debiao He) ia.cr/2026/1993

Bridging the Cryptographic Transition: A Unified Framework for Post-Quantum Key Exchange (Benjamin Dowling, Bhagya Wimalasiri) ia.cr/2026/1992

Towards Practical Iterative Rejection Sampling: A Compact and Efficient Signature over Module Lattices (Yifan Ming, Jipeng Zhang, Zihan Liu, Guofeng Tang, Pengfei Chen, Yutao Sun, Si Gao, Cong Zhang, Long Chen) ia.cr/2026/1991

Bounded Information: PAC Certification of Multivariate Side-Channel Traces (Kuheli Pratihar, Nimish Mishra, Debdeep Mukhopadhyay) ia.cr/2026/1990

Angular Watermarking: Sharp Leakage Bounds and Public Subspace Validation (Bin He) ia.cr/2026/1989

Wasp: Succinct Non-Interactive Zero-Knowledge Proofs from VOLE (Zhanpeng Guo, Zhelei Zhou, Yun Li, Chenkai Weng, Cheng Hong, Tao Wei) ia.cr/2026/1988

Bonsai: Scalable Private Payments (Patrick O'Grady, Lúcás Críostóir Meier, Guru-Vamsi Policharla) ia.cr/2026/1987

Two-Anchor Holdout/Hermite: Solving the TII-254 McEliece Key Recovery Challenge (Markku-Juhani O. Saarinen) ia.cr/2026/1986

Post-Quantum Private Set Intersection for Small Sets (Junxin Liu, Mike Rosulek, Ni Trieu) ia.cr/2026/1985

Improving GIJS Key Recovery for Classic McEliece (Stephen A. Weis) ia.cr/2026/1984

Akita: A High-Performance Lattice-Based Polynomial Commitment Scheme (Quang Dao, Omid Bodaghi, Amirhossein Khajehpour, Giuseppe Vitto, Mohammadtaghi Badakhshan, Markos Georghiades, Fengrun Liu, Jiapeng Zhang, Justin Thaler) ia.cr/2026/1983

Cryptanalysis of the Alternative Mod-2/Mod-3 Weak PRF (Augustin Bariant, Christina Boura, Baptiste Germon, Rachelle Heim, Charles Meyer-Hilfiger, Tyge Tiessen) ia.cr/2026/1982

Parallelized Authenticated Encryption with Tag Combiners (Christoph Dobraunig, Charlotte Lefevre) ia.cr/2026/1981

Better Security Proofs for X3DH and XHMQV (Jiawei Bao, Jiaxin Pan, Runzhi Zeng) ia.cr/2026/1980

From Specs to Apps: Verifying and Monitoring Models of Signal and WhatsApp (Moustafa Said, Aurora Naska, Kevin Morio, Robert Künnemann) ia.cr/2026/1979

Succinct Two-Round Two-Party Signing from PCFs (Lennart Braun, Geoffroy Couteau, Kelsey Melissaris, Mahshid Riahinia, Elahe Sadeghi) ia.cr/2026/1978

Lattice-based Secret-Key Functional Encryption for Constant-Degree Polynomials (Valerio Cini, Russell W. F. Lai, Akin Ünal, Ivy K. Y. Woo) ia.cr/2026/1977

Properties of the Me Operation and Me-Scalar Multiplication on Elliptic Curves over Finite Fields (Masaaki Shirase) ia.cr/2026/1976

Oblivious Signaling (Mirza Kamrul Bashar Shuhan, Foteini Baldimtsi, Giuseppe Ateniese) ia.cr/2026/1975

Exact-Coset Response Existence in SQIsign-like Protocols: Beyond Additive Hom Geometry (Ti-Hong Qin, Hong-Yu Tang, Zong-Bin Wang, Wen-Lun Pan) ia.cr/2026/1974

Addition-Efficient MDS Matrices from Superconcentrators (Full Version) (Jooyoung Lee, Seungmin Park, Mincheol Son) ia.cr/2026/1973

Criminology: Refined Techniques for Compression Side-Channel Attacks (Yuanming Song, Lenka Mareková, Kenneth G. Paterson) ia.cr/2026/1972

Component-Dual Compression and the Exact Characteristic-Two Contribution Region of the Relaxed Non-Fano Port (Shahram Khazaei, Maghsood Parviz) ia.cr/2026/1971

Multi-Party Distributed Point Functions, Revisited (Elaine Shi, Tianyao Gu, Xuanye Zheng, Yue Yang, Yiping Liu, Yucheng Fu) ia.cr/2026/1970

Efficient Polynomial System Solving via Dixon Resultants: Applications to AO Primitives (Haohai Suo, Jiamin Cui) ia.cr/2026/1969

The Closest-Vector Problem over Cyclotomics and its Application to Homomorphic Encryption (Natalie Lang, Dana Dachman-Soled) ia.cr/2026/1968

Azkaban: A Zero-Knowledge Abstract Analysis for Neural Networks (Sankha Das, Lucien L. K. Ng, Yibin Yang, Vladimir Kolesnikov, Teodora Baluta) ia.cr/2026/1967

Design and Analysis of Isogeny-Based Strong Designated Verifier Signature (Abhinav Sharma, Vikas Srivastava) ia.cr/2026/1966

Lattice-based Threshold Traitor Tracing with Public Traceability (Sébastien Canard, Nathan Papon, Duong Hieu Phan) ia.cr/2026/1965

Three-Round Weak Non-Malleable Zero-Knowledge Argument (Xinxuan Zhang, Yuanju Wei, Zhichao Wang, Zhongliang Zhang, Ming Yang, Ruida Wang, Yi Deng, Hailong Wang) ia.cr/2026/1964

Impossible Polytopic Attack Revisited: Low-Data Distinguishers and Attacks (Yongqiang Li) ia.cr/2026/1963

Compare Before Clearing: Exact Integral-Comparison Frontiers for Lattice Extraction (Xiang Wang, Shihui Fu) ia.cr/2026/1962

A Formal Security Analysis of a MACsec Key Agreement Protocol Using Tamarin (Halil İbrahim Kaplan) ia.cr/2026/1961

Unbounded Broadcast and KP-ABE with Sublinear Ciphertext from Pairings (Junichi Tomida, Hoeteck Wee) ia.cr/2026/1960

Information-theoretic two-server PIR requires (6 − o(1))log n bits of communication (Keewoo Lee) ia.cr/2026/1959

Arithmetic for Large-Characteristic Finite Fields in CKKS (Daehyun Jang, Junho Lee) ia.cr/2026/1958

More Efficient Secret-Shared Joins with Multiplicity via Oblivious Sort Expansion (Xiaoxin Du, Xiaojie Guo, Pinzhi Chen, Tong Li, Zheli Liu) ia.cr/2026/1957