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In smart grid, malicious customers may compromise their smart meters (SMs) to report false readings to achieve financial gains illegally. Reporting false readings not only causes hefty financial losses to the utility but may also degrade…

Cryptography and Security · Computer Science 2020-12-04 Mahmoud M. Badr , Mohamed I. Ibrahem , Mohamed Mahmoud , Mostafa M. Fouda , Waleed Alasmary

Smart devices, such as light bulbs, TVs, fridges, etc., equipped with computing capabilities and wireless communication, are part of everyday life in many households. Previous work has already shown that a passive eavesdropper can derive…

Cryptography and Security · Computer Science 2026-05-05 Arne Roszeitis , Bartosz Burgiel , Victor Jüttner , Erik Buchmann

In cloud computing environments, multiple tenants are often co-located on the same multi-processor system. Thus, preventing information leakage between tenants is crucial. While the hypervisor enforces software isolation, shared hardware,…

Cryptography and Security · Computer Science 2016-06-29 Peter Pessl , Daniel Gruss , Clémentine Maurice , Michael Schwarz , Stefan Mangard

Multi-Processor System-on-Chips (MPSoCs) are highly vulnerable to thermal attacks that manipulate dynamic thermal management systems. To counter this, we propose an adaptive real-time monitoring mechanism that detects abnormal thermal…

Hardware Architecture · Computer Science 2025-04-16 Mahdi Hasanzadeh , Kasem Khalil , Cynthia Sturton , Ahmad Patooghy

Microarchitectural timing attacks exploit subtle timing variations caused by hardware behaviors to leak sensitive information. In this paper, we introduce MCHammer, a novel side-channel technique that leverages machine clears induced by…

Cryptography and Security · Computer Science 2025-02-17 Billy Bob Brumley

A decade after its academic introduction, RowHammer (RH) remains a moving target that continues to challenge both the industry and academia. With its potential to serve as a critical attack vector, the ever-decreasing RH threshold now…

Cryptography and Security · Computer Science 2025-11-11 Michael Jaemin Kim , Seungmin Baek , Jumin Kim , Hwayong Nam , Nam Sung Kim , Jung Ho Ahn

We present Ramulator 2.0, a highly modular and extensible DRAM simulator that enables rapid and agile implementation and evaluation of design changes in the memory controller and DRAM to meet the increasing research effort in improving the…

Hardware Architecture · Computer Science 2023-11-30 Haocong Luo , Yahya Can Tuğrul , F. Nisa Bostancı , Ataberk Olgun , A. Giray Yağlıkçı , Onur Mutlu

The initial location of data in DRAMs is determined and controlled by the 'address-mapping' and even modern memory controllers use a fixed and run-time-agnostic address mapping. On the other hand, the memory access pattern seen at the…

Hardware Architecture · Computer Science 2015-09-15 Mohsen Ghasempour , Jim Garside , Aamer Jaleel , Mikel Luján

In this work, we investigate if statistical privacy can enhance the performance of ORAM mechanisms while providing rigorous privacy guarantees. We propose a formal and rigorous framework for developing ORAM protocols with statistical…

Cryptography and Security · Computer Science 2018-07-17 Sameer Wagh , Paul Cuff , Prateek Mittal

Rowhammer is a hardware bug that can be exploited to implement privilege escalation and remote code execution attacks. Previous proposals on rowhammer mitigation either require hardware changes or follow heuristic-based approaches (based on…

Cryptography and Security · Computer Science 2016-12-08 Ferdinand Brasser , Lucas Davi , David Gens , Christopher Liebchen , Ahmad-Reza Sadeghi

Virtual reality (VR), while enhancing user experiences, introduces significant privacy risks. This paper reveals a novel vulnerability in VR systems that allows attackers to capture VR privacy through obstacles utilizing millimeter-wave…

Cryptography and Security · Computer Science 2024-11-18 Luoyu Mei , Ruofeng Liu , Zhimeng Yin , Qingchuan Zhao , Wenchao Jiang , Shuai Wang , Kangjie Lu , Tian He

The softmax function is a fundamental component in deep learning. This study delves into the often-overlooked parameter within the softmax function, known as "temperature," providing novel insights into the practical and theoretical aspects…

Machine Learning · Computer Science 2025-03-03 Hao Xuan , Bokai Yang , Xingyu Li

Temperature sensing and control systems are widely used in the closed-loop control of critical processes such as maintaining the thermal stability of patients, or in alarm systems for detecting temperature-related hazards. However, the…

Cryptography and Security · Computer Science 2019-09-25 Yazhou Tu , Sara Rampazzi , Bin Hao , Angel Rodriguez , Kevin Fu , Xiali Hei

The drive to create thinner, lighter, and more energy efficient devices has resulted in modern SoCs being forced to balance a delicate tradeoff between power consumption, heat dissipation, and execution speed (i.e., frequency). While…

Cryptography and Security · Computer Science 2023-05-23 Hritvik Taneja , Jason Kim , Jie Jeff Xu , Stephan van Schaik , Daniel Genkin , Yuval Yarom

Radar systems are mainly used for tracking aircraft, missiles, satellites, and watercraft. In many cases, information regarding the objects detected by the radar system is sent to, and used by, a peripheral consuming system, such as a…

Cryptography and Security · Computer Science 2021-06-15 Shai Cohen , Efrat Levy , Avi Shaked , Tair Cohen , Yuval Elovici , Asaf Shabtai

Since its public introduction in the mid-2010s, the Row Hammer (RH) phenomenon has drawn significant attention from the research community due to its security implications. Although many RH-protection schemes have been proposed by processor…

Cryptography and Security · Computer Science 2021-12-28 Michael Jaemin Kim , Jaehyun Park , Yeonhong Park , Wanju Doh , Namhoon Kim , Tae Jun Ham , Jae W. Lee , Jung Ho Ahn

Adversaries with physical access to a target platform can perform cold boot or DMA attacks to extract sensitive data from the RAM. In response, several main-memory encryption schemes have been proposed to prevent such attacks. Also hardware…

Cryptography and Security · Computer Science 2016-12-13 Robert Buhren , Shay Gueron , Jan Nordholz , Jean-Pierre Seifert , Julian Vetter

Deep regression models are used in a wide variety of safety-critical applications, but are vulnerable to backdoor attacks. Although many defenses have been proposed for classification models, they are ineffective as they do not consider the…

Machine Learning · Computer Science 2024-11-08 Lingyu Du , Yupei Liu , Jinyuan Jia , Guohao Lan

Meter measurements in the power grid are susceptible to manipulation by adversaries, that can lead to errors in state estimation. This paper presents a general framework to study attacks on state estimation by adversaries capable of…

Cryptography and Security · Computer Science 2015-06-16 Deepjyoti Deka , Ross Baldick , Sriram Vishwanath

In this paper, we report the effect of filament radius and filament resistivity on the saturated temperature of ZnO, TiO2, WO3 and HfO2 Resistive Random Access Memory (RRAM) devices. We resort to the thermal reaction model of RRAM for the…

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