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Visual tracking has advanced significantly in recent years, mainly due to the availability of large-scale training datasets. These datasets have enabled the development of numerous algorithms that can track objects with high accuracy and…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Xiaoyu Guo , Pengzhi Zhong , Lizhi Lin , Hao Zhang , Ling Huang , Shuiwang Li

Hardware (HW) security issues have been emerging at an alarming rate in recent years. Transient execution attacks, in particular, pose a genuine threat to the security of modern computing systems. Despite recent advances, understanding the…

The threat of hardware Trojans has been widely recognized by academia, industry, and government agencies. A Trojan can compromise security of a system in spite of cryptographic protection. The damage caused by a Trojan may not be limited to…

密码学与安全 · 计算机科学 2015-11-25 Elena Dubrova , Mats Näslund , Gunnar Carlsson , John Fornehed , Ben Smeets

Hierarchical Classification (HC) is a supervised learning problem where unlabeled instances are classified into a taxonomy of classes. Several methods that utilize the hierarchical structure have been developed to improve the HC…

人工智能 · 计算机科学 2016-10-18 Azad Naik , Huzefa Rangwala

Threat detection in Natural Language Processing lacks consistent definitions and standardized benchmarks, and is often conflated with broader phenomena such as toxicity, hate speech, or offensive language. In this work, we introduce…

计算与语言 · 计算机科学 2026-05-12 Davide Bruni , Carlo Bardazzi , Maurizio Tesconi

When the training data are maliciously tampered, the predictions of the acquired deep neural network (DNN) can be manipulated by an adversary known as the Trojan attack (or poisoning backdoor attack). The lack of robustness of DNNs against…

机器学习 · 计算机科学 2020-08-03 Ren Wang , Gaoyuan Zhang , Sijia Liu , Pin-Yu Chen , Jinjun Xiong , Meng Wang

In the era of the internet and smart devices, the detection of malware has become crucial for system security. Malware authors increasingly employ obfuscation techniques to evade advanced security solutions, making it challenging to detect…

密码学与安全 · 计算机科学 2024-04-04 S M Rakib Hasan , Aakar Dhakal

Trojan backdoors can be injected into large language models at various stages, including pretraining, fine-tuning, and in-context learning, posing a significant threat to the model's alignment. Due to the nature of causal language modeling,…

计算与语言 · 计算机科学 2025-01-22 Vedant Bhasin , Matthew Yudin , Razvan Stefanescu , Rauf Izmailov

In today's age of digital technology, ethical concerns regarding computing systems are increasing. While the focus of such concerns currently is on requirements for software, this article spotlights the hardware domain, specifically…

计算机与社会 · 计算机科学 2024-04-26 Timo Speith , Julian Speith , Steffen Becker , Yixin Zou , Asia Biega , Christof Paar

Hardware Trojans are malicious modifications in digital designs that can be inserted by untrusted supply chain entities. Hardware Trojans can give rise to diverse attack vectors such as information leakage (e.g. MOLES Trojan) and…

密码学与安全 · 计算机科学 2025-02-21 Tanzim Mahfuz , Pravin Gaikwad , Tasneem Suha , Swarup Bhunia , Prabuddha Chakraborty

Industry practitioners care about small improvements in malware detection accuracy because their models are deployed to hundreds of millions of machines, meaning a 0.1\% change can cause an overwhelming number of false positives. However,…

机器学习 · 计算机科学 2023-12-27 Tirth Patel , Fred Lu , Edward Raff , Charles Nicholas , Cynthia Matuszek , James Holt

Quantum computing introduces unfamiliar security vulnerabilities demanding customized threat models. Hardware and software Trojans pose serious concerns needing rethinking from classical paradigms. This paper develops the first structured…

密码学与安全 · 计算机科学 2023-09-21 Subrata Das , Swaroop Ghosh

Memory trace analysis is an important technology for architecture research, system software (i.e., OS, compiler) optimization, and application performance improvements. Hardware-snooping is an effective and efficient approach to monitor and…

硬件体系结构 · 计算机科学 2011-06-15 Yungang Bao , Jinyong Zhang , Yan Zhu , Dan Tang , Yuan Ruan , Mingyu Chen , Jianping Fan

Computed tomography (CT) is a widely used non-invasive diagnostic method in various fields, and recent advances in deep learning have led to significant progress in CT image reconstruction. However, the lack of large-scale, open-access…

图像与视频处理 · 电气工程与系统科学 2024-12-12 Maximilian B. Kiss , Ander Biguri , Zakhar Shumaylov , Ferdia Sherry , K. Joost Batenburg , Carola-Bibiane Schönlieb , Felix Lucka

Significant research efforts have been dedicated to designing cryptographic algorithms that are quantum-resistant. The motivation is clear: robust quantum computers, once available, will render current cryptographic standards vulnerable.…

密码学与安全 · 计算机科学 2024-03-15 Samuel Pagliarini , Aikata Aikata , Malik Imran , Sujoy Sinha Roy

Cryptographic research takes software timing side channels seriously. Approaches to mitigate them include constant-time coding and techniques to enforce such practices. However, recent attacks like Meltdown [42], Spectre [37], and…

In the era of Internet of Things (IoT), Malware has been proliferating exponentially over the past decade. Traditional anti-virus software are ineffective against modern complex Malware. In order to address this challenge, researchers have…

密码学与安全 · 计算机科学 2020-07-28 Abraham Peedikayil Kuruvila , Shamik Kundu , Kanad Basu

Leakage outside of the qubit computational subspace, present in many leading experimental platforms, constitutes a threatening error for quantum error correction (QEC) for qubits. We develop a leakage-detection scheme via Hidden Markov…

Threat hunting is an operational security process where an expert analyzes traffic, applying knowledge and lightweight tools on unlabeled data in order to identify and classify previously unknown phenomena. In this paper, we examine threat…

密码学与安全 · 计算机科学 2025-10-23 Max Gao , Michael Collins , Ricky Mok , kc Claffy

We present a kernel-level infrastructure that allows system-wide detection of malicious applications attempting to exploit cache-based side-channel attacks to break the process confinement enforced by standard operating systems. This…

密码学与安全 · 计算机科学 2024-02-22 Stefano Carnà , Serena Ferracci , Francesco Quaglia , Alessandro Pellegrini