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This work presents a new tool to verify the correctness of cryptographic implementations with respect to cache attacks. Our methodology discovers vulnerabilities that are hard to find with other techniques, observed as exploitable leakage.…

Cryptography and Security · Computer Science 2017-09-07 Gorka Irazoqui , Kai Cong , Xiaofei Guo , Hareesh Khattri , Arun Kanuparthi , Thomas Eisenbarth , Berk Sunar

System prompts are widely used to guide the outputs of large language models (LLMs). These prompts often contain business logic and sensitive information, making their protection essential. However, adversarial and even regular user queries…

Cryptography and Security · Computer Science 2025-08-28 Zhifeng Jiang , Zhihua Jin , Guoliang He

A large body of work shows that machine learning (ML) models can leak sensitive or confidential information about their training data. Recently, leakage due to distribution inference (or property inference) attacks is gaining attention. In…

Cryptography and Security · Computer Science 2022-09-20 Valentin Hartmann , Léo Meynent , Maxime Peyrard , Dimitrios Dimitriadis , Shruti Tople , Robert West

Watermarking is an important copyright protection technology which generally embeds the identity information into the carrier imperceptibly. Then the identity can be extracted to prove the copyright from the watermarked carrier even after…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Sulong Ge , Zhihua Xia , Jianwei Fei , Xingming Sun , Jian Weng

This paper presents a novel approach to the digital signing of electronic documents through the use of a camera-based interaction system, single-finger tracking for sign recognition, and multi commands executing hand gestures. The proposed…

Computer Vision and Pattern Recognition · Computer Science 2024-05-20 P. Sarveswarasarma , T. Sathulakjan , V. J. V. Godfrey , Thanuja D. Ambegoda

Among the various means of available resource protection including biometrics, password based system is most simple, user friendly, cost effective and commonly used. But this method having high sensitivity with attacks. Most of the advanced…

Cryptography and Security · Computer Science 2009-10-13 Manoj Kumar Singh

In this paper, we propose a novel scheme for data hiding in the fingerprint minutiae template, which is the most popular in fingerprint recognition systems. Various strategies are proposed in data embedding in order to maintain the accuracy…

Cryptography and Security · Computer Science 2017-10-03 Sheng Li , Xin Chen , Zhigao Zheng , Zhenxin Qian , Guorui Feng , Xinpeng Zhang

The use of peer-to-peer (P2P) networks for multimedia distribution has spread out globally in recent years. The mass popularity is primarily driven by cost-effective distribution of content, also giving rise to piracy. An end user…

Cryptography and Security · Computer Science 2017-03-07 Amna Qureshi , David Megías , Helena Rifà-Pous

Powered by machine learning services in the cloud, numerous learning-driven mobile applications are gaining popularity in the market. As deep learning tasks are mostly computation-intensive, it has become a trend to process raw data on…

Machine Learning · Computer Science 2021-06-16 Shuang Zhang , Liyao Xiang , Congcong Li , Yixuan Wang , Quanshi Zhang , Wei Wang , Bo Li

Language-based information flow security aims to decide whether an action-observable program can unintentionally leak confidential information if it has the authority to access confidential data. Recent concerns about declassification…

Cryptography and Security · Computer Science 2016-11-18 Cong Sun , Liyong Tang , Zhong Chen

We analyze data leakage in visual datasets. Data leakage refers to images in evaluation benchmarks that have been seen during training, compromising fair model evaluation. Given that large-scale datasets are often sourced from the internet,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Patrick Ramos , Ryan Ramos , Noa Garcia

Growing concerns over the theft and misuse of Large Language Models (LLMs) have heightened the need for effective fingerprinting, which links a model to its original version to detect misuse. In this paper, we define five key properties for…

Cryptography and Security · Computer Science 2025-06-13 Mark Russinovich , Ahmed Salem

In recent years fingerprinting of various physical and logical devices has been proposed with the goal of uniquely identifying users or devices of mainstream IT systems such as PCs, Laptops and smart phones. On the other hand, the…

Cryptography and Security · Computer Science 2017-12-06 Chuadhry Mujeeb Ahmed , Aditya Mathur , Martin Ochoa

Detection and quantification of information leaks through timing side channels are important to guarantee confidentiality. Although static analysis remains the prevalent approach for detecting timing side channels, it is computationally…

Cryptography and Security · Computer Science 2019-07-25 Saeid Tizpaz-Niari , Pavol Cerny , Sriram Sankaranarayanan , Ashutosh Trivedi

Modern recommender systems are trained to predict users potential future interactions from users historical behavior data. During the interaction process, despite the data coming from the user side recommender systems also generate exposure…

Information Retrieval · Computer Science 2022-10-25 Xin Xin , Jiyuan Yang , Hanbing Wang , Jun Ma , Pengjie Ren , Hengliang Luo , Xinlei Shi , Zhumin Chen , Zhaochun Ren

Simply restricting the computation to non-sensitive part of the data may lead to inferences on sensitive data through data dependencies. Inference control from data dependencies has been studied in the prior work. However, existing…

Databases · Computer Science 2023-12-27 Primal Pappachan , Shufan Zhang , Xi He , Sharad Mehrotra

The identification of the devices from which a message is received is part of security mechanisms to ensure authentication in wireless communications. Conventional authentication approaches are cryptography-based, which, however, are…

Cryptography and Security · Computer Science 2025-06-12 Junqing Zhang , Francesco Ardizzon , Mattia Piana , Guanxiong Shen , Stefano Tomasin

Data is the key asset for organizations and data sharing is lifeline for organization growth; which may lead to data loss. Data leakage is the most critical issue being faced by organizations. In order to mitigate the data leakage issues…

Machine Learning · Computer Science 2023-12-22 Kishu Gupta , Ashwani Kush

Insider threat is one of the most pressing threats in the field of information security as it leads to huge financial losses by the companies. Most of the proposed methods for detecting this threat require expensive and invasive equipment,…

Cryptography and Security · Computer Science 2020-05-07 Azamat Sultanov , Konstantin Kogos

In the maximum coverage problem we are given $d$ subsets from a universe $[n]$, and the goal is to output $k$ subsets such that their union covers the largest possible number of distinct items. We present the first algorithm for maximum…

Data Structures and Algorithms · Computer Science 2025-05-08 Alina Ene , Alessandro Epasto , Vahab Mirrokni , Hoai-An Nguyen , Huy L. Nguyen , David P. Woodruff , Peilin Zhong