中文
相关论文

相关论文: RansomClave: Ransomware Key Management using SGX

200 篇论文

Side-channel information leakage is a known limitation of SGX. Researchers have demonstrated that secret-dependent information can be extracted from enclave execution through page-fault access patterns. Consequently, various recent research…

密码学与安全 · 计算机科学 2017-02-27 Ferdinand Brasser , Urs Müller , Alexandra Dmitrienko , Kari Kostiainen , Srdjan Capkun , Ahmad-Reza Sadeghi

Detecting encryption-driven cyber threats remains a large challenge due to the evolving techniques employed to evade traditional detection mechanisms. An entropy-based computational framework was introduced to analyze multi-domain system…

密码学与安全 · 计算机科学 2025-03-27 Michael Mannon , Evan Statham , Quentin Featherstone , Sebastian Arkwright , Clive Fenwick , Gareth Willoughby

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

Ransomware is still one of the most serious cybersecurity threats. Victims often pay but fail to regain access to their data, while also facing the danger of losing data privacy. These uncertainties heavily shape the attacker-victim…

密码学与安全 · 计算机科学 2026-01-13 Xinyu Hou , Yang Lu , Rabimba Karanjai , Lei Xu , Weidong Shi

Encryption-based cyber threats continue to evolve, employing increasingly sophisticated techniques to bypass traditional detection mechanisms. Many existing classification strategies depend on static rule sets, signature-based matching, or…

Among many prevailing malware, crypto-ransomware poses a significant threat as it financially extorts affected users by creating denial of access via unauthorized encryption of their documents as well as holding their documents hostage and…

密码学与安全 · 计算机科学 2020-11-25 Nitin Pundir , Mark Tehranipoor , Fahim Rahman

Ransomware attacks have increased significantly in recent years, causing great destruction and damage to critical systems and business operations. Attackers are unfailingly finding innovative ways to bypass detection mechanisms,…

密码学与安全 · 计算机科学 2022-04-01 Avinash Singh , Richard Adeyemi Ikuesan , Hein Venter

Ransomware represents a pervasive threat, traditionally countered at the operating system, file-system, or network levels. However, these approaches often introduce significant overhead and remain susceptible to circumvention by attackers.…

密码学与安全 · 计算机科学 2024-12-31 Nicolas Reategui , Roman Pletka , Dionysios Diamantopoulos

Using automated reasoning, code synthesis, and contextual decision-making, we introduce a new threat that exploits large language models (LLMs) to autonomously plan, adapt, and execute the ransomware attack lifecycle. Ransomware 3.0…

密码学与安全 · 计算机科学 2025-08-29 Md Raz , Meet Udeshi , P. V. Sai Charan , Prashanth Krishnamurthy , Farshad Khorrami , Ramesh Karri

Emergence of crypto-ransomware has significantly changed the cyber threat landscape. A crypto ransomware removes data custodian access by encrypting valuable data on victims' computers and requests a ransom payment to reinstantiate…

密码学与安全 · 计算机科学 2018-08-07 Sajad Homayoun , Ali Dehghantanha , Marzieh Ahmadzadeh , Sattar Hashemi , Raouf Khayami

This article attempts to discover the surreptitious features of ransomware and to address it in information systems security research. It intends to elicit attention with regard to ransomware, a newly emerged cyber threat using such…

密码学与安全 · 计算机科学 2016-03-29 Akashdeep Bhardwaj , G. V. B. Subrahmanyam , Vinay Avasthi , Hanumat Sastry

Crypto-ransomware has caused an unprecedented scope of impact in recent years with an evolving level of sophistication. An extensive range of studies have been on defending against ransomware and reviewing the efficacy of various…

密码学与安全 · 计算机科学 2024-11-19 Wenjia Song , Sanjula Karanam , Ya Xiao , Jingyuan Qi , Nathan Dautenhahn , Na Meng , Elena Ferrari , Danfeng , Yao

Ransomware impact different organizations for years, it causes huge monetary, reputation loss and operation impact. Other than typical data encryption by ransomware, attackers can request ransom from the victim organizations via data…

密码学与安全 · 计算机科学 2025-02-04 Anthony Cheuk Tung Lai , Ping Fan Ke , Alan Ho

The current pandemic situation has increased cyber-attacks drastically worldwide. The attackers are using malware like trojans, spyware, rootkits, worms, ransomware heavily. Ransomware is the most notorious malware, yet we did not have any…

密码学与安全 · 计算机科学 2022-06-07 Nanda Rani , Sunita Vikrant Dhavale

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

Proliferation of cryptocurrencies (e.g., Bitcoin) that allow pseudo-anonymous transactions, has made it easier for ransomware developers to demand ransom by encrypting sensitive user data. The recently revealed strikes of ransomware attacks…

密码学与安全 · 计算机科学 2019-06-20 Cuneyt Gurcan Akcora , Yitao Li , Yulia R. Gel , Murat Kantarcioglu

Cybersecurity solutions have shown promising performance when detecting ransomware samples that use fixed algorithms and encryption rates. However, due to the current explosion of Artificial Intelligence (AI), sooner than later, ransomware…

Ransomware has emerged as one of the most concerned cyber risks in recent years, which has caused millions of dollars monetary loss over the world. It typically demands a certain amount of ransom payment within a limited timeframe to…

综合经济学 · 经济学 2020-10-15 Rui Fang , Maochao Xu , Peng Zhao

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

密码学与安全 · 计算机科学 2022-11-15 Rawshan Ara Mowri , Madhuri Siddula , Kaushik Roy

Malware writers frequently try to hide the activities of their agents within tunnelled traffic. Within the Kill Chain model the infection time is often measured in seconds, and if the infection is not detected and blocked, the malware…

密码学与安全 · 计算机科学 2019-07-30 Peter McLaren , William J Buchanan , Gordon Russell , Zhiyuan Tan