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Crypto-ransomware attacks have been a growing threat over the last few years. The goal of every ransomware strain is encrypting user data, such that attackers can later demand users a ransom for unlocking their data. To maximise their…

密码学与安全 · 计算机科学 2025-01-23 Marco Venturini , Francesco Freda , Emanuele Miotto , Mauro Conti , Alberto Giaretta

Each day, anti-virus companies receive tens of thousands samples of potentially harmful executables. Many of the malicious samples are variations of previously encountered malware, created by their authors to evade pattern-based detection.…

密码学与安全 · 计算机科学 2010-08-27 Joris Kinable , Orestis Kostakis

In security-sensitive applications, the success of machine learning depends on a thorough vetting of their resistance to adversarial data. In one pertinent, well-motivated attack scenario, an adversary may attempt to evade a deployed system…

密码学与安全 · 计算机科学 2017-08-22 Battista Biggio , Igino Corona , Davide Maiorca , Blaine Nelson , Nedim Srndic , Pavel Laskov , Giorgio Giacinto , Fabio Roli

Nowadays ransomware has become a new profitable form of attack. This type of malware acts as a form of extortion which encrypts the files in a victim's computer and forces the victim to pay the ransom to have the data recovered. Even…

密码学与安全 · 计算机科学 2021-03-23 Joshua Morris , Dan Lin , Marcellus Smith

Crypto-ransomware is characterized by its irreversible effect even after the detection and removal. As such, the early detection is crucial to protect user data and files of being held to ransom. Several solutions have proposed utilizing…

密码学与安全 · 计算机科学 2020-12-01 Bander Ali Saleh Al-rimy , Mohd Aizaini Maarof , Syed Zainudeen Mohd Shaid

With the development in the field of smartphones and ever growing base of Internet, various softwares are left prone to many malicious activities like pharming, phishing, ransomware, spam, spoofing, spyware, eavesdropping, etc. These…

密码学与安全 · 计算机科学 2019-12-30 Soumya Sourav , Devashish Khulbe , Naman Kapoor

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 , Farook Shaikh , Nasir Ghani , Morteza Safaei Pour , Elias Bou-Harb , Jorge Crichigno

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

The increasing sophistication of cyber threats has necessitated the development of advanced detection mechanisms capable of identifying malicious activities with high precision and efficiency. A novel approach, termed Autonomous Feature…

密码学与安全 · 计算机科学 2025-03-27 Barnaby Quince , Levi Gareth , Sophie Larkspur , Thaddeus Wobblethorn , Thomas Quibble

In the current era of interconnected cyberspace, there is an adverse effect of ransomware on individuals, startups, and large companies. Cybercriminals hold digital assets till the demand for payment is made. The success of ransomware…

密码学与安全 · 计算机科学 2026-01-21 Sharmila S P

Ransomware is a significant global threat, with easy deployment due to the prevalent ransomware-as-a-service model. Machine learning algorithms incorporating the use of opcode characteristics and Support Vector Machine have been…

密码学与安全 · 计算机科学 2018-07-30 James Baldwin , Ali Dehghantanha

The emergence of mobile platforms with increased storage and computing capabilities and the pervasive use of these platforms for sensitive applications such as online banking, e-commerce and the storage of sensitive information on these…

密码学与安全 · 计算机科学 2015-12-15 Joshua Abah , Waziri O. , Abdullahi M. B , Arthur U. M , Adewale O. S

In the rapidly evolving landscape of cybersecurity threats, ransomware represents a significant challenge. Attackers increasingly employ sophisticated encryption methods, such as entropy reduction through Base64 encoding, and partial or…

密码学与安全 · 计算机科学 2025-04-30 Arash Mahboubi , Hamed Aboutorab , Seyit Camtepe , Hang Thanh Bui , Khanh Luong , Keyvan Ansari , Shenlu Wang , Bazara Barry

This study provides a comprehensive synthesis of Artificial Intelligence (AI), especially Machine Learning (ML) and Deep Learning (DL), in ransomware defense. Using a "review of reviews" methodology based on PRISMA, this paper gathers…

Due to increasing threats from malicious software (malware) in both number and complexity, researchers have developed approaches to automatic detection and classification of malware, instead of analyzing methods for malware files manually…

密码学与安全 · 计算机科学 2020-11-02 Ahmed Bensaoud , Nawaf Abudawaood , Jugal Kalita

Accuracy at the top is a special class of binary classification problems where the performance is evaluated only on a small number of relevant (top) samples. Applications include information retrieval systems or processes with manual…

机器学习 · 计算机科学 2023-03-28 Václav Mácha , Lukáš Adam , Václav Šmídl

In spam and malware detection, attackers exploit randomization to obfuscate malicious data and increase their chances of evading detection at test time; e.g., malware code is typically obfuscated using random strings or byte sequences to…

机器学习 · 计算机科学 2016-09-07 Samuel Rota Bulò , Battista Biggio , Ignazio Pillai , Marcello Pelillo , Fabio Roli

With the advent of new technologies, using various formats of digital gadgets is becoming widespread. In today's world, where everyday tasks are inevitable without technology, this extensive use of computers paves the way for malicious…

密码学与安全 · 计算机科学 2022-02-23 Mohammad Mahdi Maghouli , Mohamadreza Fereydooni , Monireh Abdoos , Mojtaba Vahidi-Asl

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

For well over a quarter century, detection systems have been driven by models learned from input features collected from real or simulated environments. An artifact (e.g., network event, potential malware sample, suspicious email) is deemed…

密码学与安全 · 计算机科学 2018-04-03 Z. Berkay Celik , Patrick McDaniel , Rauf Izmailov , Nicolas Papernot , Ryan Sheatsley , Raquel Alvarez , Ananthram Swami