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Ransomware defense solutions that can quickly detect and classify different ransomware classes to formulate rapid response plans have been in high demand in recent years. Though the applicability of adopting deep learning techniques to…

密码学与安全 · 计算机科学 2022-04-12 Jinting Zhu , Julian Jang-Jaccard , Amardeep Singh , Ian Welch , Harith AI-Sahaf , Seyit Camtepe

Ransomware attacks are among the most severe cyber threats. They have made headlines in recent years by threatening the operation of governments, critical infrastructure, and corporations. Collecting and analyzing ransomware data is an…

密码学与安全 · 计算机科学 2022-05-11 Kris Oosthoek , Jack Cable , Georgios Smaragdakis

In the big data era, many organizations face the dilemma of data sharing. Regular data sharing is often necessary for human-centered discussion and communication, especially in medical scenarios. However, unprotected data sharing may also…

机器学习 · 计算机科学 2020-02-12 Yingdong Hu , Liang Zhang , Wei Shan , Xiaoxiao Qin , Jing Qi , Zhenzhou Wu , Yang Yuan

Information hiding techniques are increasingly utilized by the current malware to hide its existence and communication attempts. In this paper we highlight this new trend by reviewing the most notable examples of malicious software that…

密码学与安全 · 计算机科学 2018-04-10 Wojciech Mazurczyk , Luca Caviglione

Security has become ubiquitous in every domain today as newly emerging malware pose an ever-increasing perilous threat to systems. Consequently, honeypots are fast emerging as an indispensible forensic tool for the analysis of malicious…

网络与互联网体系结构 · 计算机科学 2009-12-14 Shishir Kumar , Durgesh Pant

Homomorphic encryption is a sophisticated encryption technique that allows computations on encrypted data to be done without the requirement for decryption. This trait makes homomorphic encryption appropriate for safe computation in…

密码学与安全 · 计算机科学 2023-05-11 Nimish Jain , Aswani Kumar Cherukuri

Cybersecurity faces challenges in identifying and mitigating ransomware, which is important for protecting critical infrastructures. The absence of datasets for distinguishing normal versus abnormal network behaviour hinders the development…

密码学与安全 · 计算机科学 2024-04-22 Peace Azugo , Hein Venter , Mike Wa Nkongolo

Ransomware has grown to become one of the most damaging types of cybercrime, affecting private and public organizations in any sector. While early types of ransomware targeted many victims via automated attacks, ransomware groups have…

密码学与安全 · 计算机科学 2026-05-26 Lea Müller , York Yannikos

This research recasts ransomware detection using performance monitoring and statistical machine learning. The work builds a test environment with 41 input variables to label and compares three computing states: idle, encryption and…

密码学与安全 · 计算机科学 2021-09-28 David Noever , Samantha Miller Noever

Encryption-based attacks have introduced significant challenges for detection mechanisms that rely on predefined signatures, heuristic indicators, or static rule-based classifications. Probabilistic Latent Encryption Mapping presents an…

密码学与安全 · 计算机科学 2025-03-26 Mohammad Eisa , Quentin Yardley , Rafael Witherspoon , Harriet Pendlebury , Clement Rutherford

Cloud data storage solutions offer customers cost-effective and reduced data management. While attractive, data security issues remain to be a core concern. Traditional encryption protects stored documents, but hinders simple…

密码学与安全 · 计算机科学 2023-06-28 Marc Damie , Florian Hahn , Andreas Peter

Researchers have proposed a wide range of ransomware detection and analysis schemes. However, most of these efforts have focused on older families targeting Windows 7/8 systems. Hence there is a critical need to develop efficient solutions…

密码学与安全 · 计算机科学 2023-06-27 Aldin Vehabovic , Hadi Zanddizari , Nasir Ghani , Farooq Shaikh , Elias Bou-Harb , Morteza Safaei Pour , Jorge Crichigno

Ransomware core capability, unauthorized encryption, demands controls that identify and block malicious cryptographic activity without disrupting legitimate use. We present a probabilistic, risk-based access control architecture that…

密码学与安全 · 计算机科学 2026-03-24 Kenan Begovic , Abdulaziz Al-Ali , Qutaibah Malluhi

Malicious software is abundant in a world of innumerable computer users, who are constantly faced with these threats from various sources like the internet, local networks and portable drives. Malware is potentially low to high risk and can…

密码学与安全 · 计算机科学 2012-05-15 Priyank Singhal , Nataasha Raul

Ransomware has become one of the most widespread threats, primarily due to its easy deployment and the accessibility to services that enable attackers to raise and obfuscate funds. This latter aspect has been significantly enhanced with the…

密码学与安全 · 计算机科学 2024-06-10 Francesco Zola , Mikel Gorricho , Jon Ander Medina , Lander Segurola , Raul Orduna-Urrutia

Ransomware has emerged as one of the major global threats in recent days. The alarming increasing rate of ransomware attacks and new ransomware variants intrigue the researchers in this domain to constantly examine the distinguishing traits…

密码学与安全 · 计算机科学 2022-12-12 Rawshan Ara Mowri , Madhuri Siddula , Kaushik Roy

We present a new type of attack in which source code is maliciously encoded so that it appears different to a compiler and to the human eye. This attack exploits subtleties in text-encoding standards such as Unicode to produce source code…

密码学与安全 · 计算机科学 2023-03-09 Nicholas Boucher , Ross Anderson

Honeywords are decoy passwords that can be added to a credential database; if a login attempt uses a honeyword, this indicates that the site's credential database has been leaked. In this paper we explore the basic requirements for…

密码学与安全 · 计算机科学 2024-03-07 Zonghao Huang , Lujo Bauer , Michael K. Reiter

Ransomware attacks have emerged as one of the most significant cybersecurity threats. Despite numerous proposed detection and defense methods, existing approaches face two fundamental limitations in large-scale industrial applications:…

密码学与安全 · 计算机科学 2024-08-30 Shenao Wang , Feng Dong , Hangfeng Yang , Jingheng Xu , Haoyu Wang

Modern threat landscapes continue to evolve with increasing sophistication, challenging traditional detection methodologies and necessitating innovative solutions capable of addressing complex adversarial tactics. A novel framework was…

密码学与安全 · 计算机科学 2025-03-27 Levi Gareth , Maximilian Fairbrother , Peregrine Blackwood , Lucasta Underhill , Benedict Ruthermore