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We propose IR2Vec, a Concise and Scalable encoding infrastructure to represent programs as a distributed embedding in continuous space. This distributed embedding is obtained by combining representation learning methods with flow…

Virtualization-based obfuscation produces extremely large and structurally complex binaries, posing challenges for LLM-based analysis due to input size limits and the need for large-scale labeled data. We address this by focusing on…

密码学与安全 · 计算机科学 2026-05-12 Sangjun An , Hyeyeon Park , Yejin Son , Seoksu Lee , Eun-Sun Cho

The enormous amount of code required to design modern hardware implementations often leads to critical vulnerabilities being overlooked. Especially vulnerabilities that compromise the confidentiality of sensitive data, such as cryptographic…

密码学与安全 · 计算机科学 2021-12-23 Lennart M. Reimann , Luca Hanel , Dominik Sisejkovic , Farhad Merchant , Rainer Leupers

Memory corruption errors in C/C++ programs remain the most common source of security vulnerabilities in today's systems. Control-flow hijacking attacks exploit memory corruption vulnerabilities to divert program execution away from the…

密码学与安全 · 计算机科学 2019-11-26 Nathan Burow , Scott A. Carr , Joseph Nash , Per Larsen , Michael Franz , Stefan Brunthaler , Mathias Payer

Adapting pretrained large language models (LLMs) to code domains via supervised fine-tuning (FT) has been commonly used for code generation. However, we identify a previously underappreciated failure mode, the memorization barrier, where…

机器学习 · 计算机科学 2025-10-21 Changsheng Wang , Xin Chen , Sijia Liu , Ke Ding

Constant-time programming is a countermeasure to prevent cache based attacks where programs should not perform memory accesses that depend on secrets. In some cases this policy can be safely relaxed if one can prove that the program does…

密码学与安全 · 计算机科学 2023-06-22 Cristian Ene , Laurent Mounier , Marie-Laure Potet

Oblivious RAM (ORAM) hides the memory access patterns, enhancing data privacy by preventing attackers from discovering sensitive information based on the sequence of memory accesses. The performance of ORAM is often limited by its inherent…

密码学与安全 · 计算机科学 2024-11-11 Haojie Ye , Yuchen Xia , Yuhan Chen , Kuan-Yu Chen , Yichao Yuan , Shuwen Deng , Baris Kasikci , Trevor Mudge , Nishil Talati

This paper presents a high-level circuit obfuscation technique to prevent the theft of intellectual property (IP) of integrated circuits. In particular, our technique protects a class of circuits that relies on constant multiplications,…

密码学与安全 · 计算机科学 2021-05-14 Levent Aksoy , Quang-Linh Nguyen , Felipe Almeida , Jaan Raik , Marie-Lise Flottes , Sophie Dupuis , Samuel Pagliarini

The use of autonomous vehicles in real-world applications is often precluded by the difficulty of providing safety guarantees for their complex controllers. The simulation-based testing of these controllers cannot deliver sufficient safety…

软件工程 · 计算机科学 2025-03-21 Simon Foster , Mario Gleirscher , Radu Calinescu

The scarcity of ground-truth labels poses one major challenge in developing optical flow estimation models that are both generalizable and robust. While current methods rely on data augmentation, they have yet to fully exploit the rich…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Jisoo Jeong , Hong Cai , Risheek Garrepalli , Jamie Menjay Lin , Munawar Hayat , Fatih Porikli

Circuit obfuscation is a frequently used approach to conceal logic functionalities in order to prevent reverse engineering attacks on fabricated chips. Efficient obfuscation implementations are expected with lower design complexity and…

新兴技术 · 计算机科学 2018-02-09 Jianlei Yang , Xueyan Wang , Qiang Zhou , Zhaohao Wang , Hai , Li , Yiran Chen , Weisheng Zhao

Occlusion is an inevitable and critical problem in unsupervised optical flow learning. Existing methods either treat occlusions equally as non-occluded regions or simply remove them to avoid incorrectness. However, the occlusion regions can…

计算机视觉与模式识别 · 计算机科学 2020-07-01 Kunming Luo , Chuan Wang , Nianjin Ye , Shuaicheng Liu , Jue Wang

The threat of hardware reverse engineering is a growing concern for a large number of applications. A main defense strategy against reverse engineering is hardware obfuscation. In this paper, we investigate physical obfuscation techniques,…

密码学与安全 · 计算机科学 2019-10-03 Arunkumar Vijayakumar , Vinay C. Patil , Daniel E. Holcomb , Christof Paar , Sandip Kundu

With the rapid expansion of web-based applications and cloud services, malicious JavaScript code continues to pose significant threats to user privacy, system integrity, and enterprise security. But, detecting such threats remains…

密码学与安全 · 计算机科学 2025-07-31 Zhihong Liang , Xin Wang , Zhenhuang Hu , Liangliang Song , Lin Chen , Jingjing Guo , Yanbin Wang , Ye Tian

With the continuous evolution of computational devices, more and more applications are being executed remotely. The applications operate on a wide spectrum of devices, ranging from IoT nodes with low computational capabilities to large…

密码学与安全 · 计算机科学 2024-04-05 Jeferson Gonzalez-Gomez , Hassan Nassar , Lars Bauer , Jorg Henkel

We show that the KLM scheme [Knill, Laflamme and Milburn, Nature {\bf 409}, 46] can be implemented using polarization encoding, thus reducing the number of path modes required by half. One of the main advantages of this new implementation…

量子物理 · 物理学 2016-09-08 Federico M. Spedalieri , Hwang Lee , Jonathan P. Dowling

FLAIM (Framework for Log Anonymization and Information Management) addresses two important needs not well addressed by current log anonymizers. First, it is extremely modular and not tied to the specific log being anonymized. Second, it…

密码学与安全 · 计算机科学 2007-05-23 Adam Slagell , Kiran Lakkaraju , Katherine Luo

We present a scheme which offers a significant reduction in the resources required to implement linear optics quantum computing. The scheme is a variation of the proposal of Knill, Laflamme, and Milburn, and makes use of an incremental…

量子物理 · 物理学 2009-11-10 A. J. F. Hayes , A. Gilchrist , C. R. Myers , T. C. Ralph

In this study, we propose a homotopy-inspired prompt obfuscation framework to enhance understanding of security and safety vulnerabilities in Large Language Models (LLMs). By systematically applying carefully engineered prompts, we…

密码学与安全 · 计算机科学 2026-01-22 Luis Lazo , Hamed Jelodar , Roozbeh Razavi-Far

The current work presents a novel COllaborative Open-source Lattice Boltzmann Method framework, so-called CooLBM. The computational framework is developed for the simulation of single and multi-component multi-phase problems, along with a…

计算物理 · 物理学 2025-02-19 R. Alamian , A. K. Nayak , M. S. Shadloo