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Related papers: Ransomware IR Model: Proactive Threat Intelligence…

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In the area of information technology, cybersecurity is critical. Information security is one of todays highest priorities. Cyber attacks, which are on the rise and include Ransomware, are the first thing that springs to mind when we think…

Computers and Society · Computer Science 2022-12-09 Shweta Vasoya , Krishna Bhavsar , Nishtha Patel

Ransomware has been an ongoing issue since the early 1990s. In recent times ransomware has spread from traditional computational resources to cyber-physical systems and industrial controls. We devised a series of experiments in which…

Cryptography and Security · Computer Science 2022-01-13 Anthony Melaragno , William Casey

Malicious attacks, malware, and ransomware families pose critical security issues to cybersecurity, and it may cause catastrophic damages to computer systems, data centers, web, and mobile applications across various industries and…

Cryptography and Security · Computer Science 2022-07-05 Mohammad Masum , Md Jobair Hossain Faruk , Hossain Shahriar , Kai Qian , Dan Lo , Muhaiminul Islam Adnan

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…

Cryptography and Security · Computer Science 2024-11-19 Wenjia Song , Sanjula Karanam , Ya Xiao , Jingyuan Qi , Nathan Dautenhahn , Na Meng , Elena Ferrari , Danfeng , Yao

Ransomware attacks have caused billions of dollars in damages in recent years, and are expected to cause billions more in the future. Consequently, significant effort has been devoted to ransomware detection and mitigation. Behavioral-based…

Cryptography and Security · Computer Science 2025-07-14 Dorjan Hitaj , Giulio Pagnotta , Fabio De Gaspari , Lorenzo De Carli , Luigi V. Mancini

Ransomware is malicious software that is a prominent global cybersecurity threat. Typically, ransomware encrypts data on a system, rendering the victim unable to decrypt it without the attacker's private key. Subsequently, victims often pay…

Cryptography and Security · Computer Science 2024-02-12 Giyoon Kim , Soojin Kang , Seungjun Baek , Kimoon Kim , Jongsung Kim

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,…

Cryptography and Security · Computer Science 2022-04-01 Avinash Singh , Richard Adeyemi Ikuesan , Hein Venter

Ransomware has become a significant global threat with the ransomware-as-a-service model enabling easy availability and deployment, and the potential for high revenues creating a viable criminal business model. Individuals, private…

Cryptography and Security · Computer Science 2018-07-30 Omar M. K. Alhawi , James Baldwin , Ali Dehghantanha

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…

Cryptography and Security · Computer Science 2022-11-15 Rawshan Ara Mowri , Madhuri Siddula , Kaushik Roy

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 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.…

Cryptography and Security · Computer Science 2024-12-31 Nicolas Reategui , Roman Pletka , Dionysios Diamantopoulos

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…

Cryptography and Security · Computer Science 2021-03-23 Joshua Morris , Dan Lin , Marcellus Smith

Cyber attacks are increasingly becoming prevalent and causing significant damage to individuals, businesses and even countries. In particular, ransomware attacks have grown significantly over the last decade. We do the first study on mining…

Cryptography and Security · Computer Science 2020-11-03 Chetan Bansal , Pantazis Deligiannis , Chandra Maddila , Nikitha Rao

Ransomware presents a significant and increasing threat to individuals and organizations by encrypting their systems and not releasing them until a large fee has been extracted. To bolster preparedness against potential attacks,…

Cybersecurity incident response teams mitigate the impact of adverse cyber-related events in organisations. Field studies of IR teams suggest that at present the process of IR is under-developed with a focus on the technological dimension…

Cryptography and Security · Computer Science 2021-08-12 Ashley O'Neill , Atif Ahmad , Sean Maynard

Among the many types of malicious codes, ransomware poses a major threat. Ransomware encrypts data and demands a ransom in exchange for decryption. As data recovery is impossible if the encryption key is not obtained, some companies suffer…

Cryptography and Security · Computer Science 2022-02-18 Giyoon Kim , Soram Kim , Soojin Kang , Jongsung Kim

Ransomware has emerged as an infamous malware that has not escaped a lot of myths and inaccuracies from media hype. Victims are not sure whether or not to pay a ransom demand without fully understanding the lurking consequences. In this…

Cryptography and Security · Computer Science 2021-02-23 Aaron Zimba , Mumbi Chishimba , Sipiwe Chihana

Ransomware has been predominantly a threat to Windows systems. But, Linux systems became interesting for cybercriminals and this trend is expected to continue. This endangers IoT ecosystems, whereas many IoT systems are based on Linux (e.g.…

Cryptography and Security · Computer Science 2024-03-27 Salko Korac , Leandros Maglaras , Naghmeh Moradpoor , Bill Buchanan , Berk Canberk

We present a novel approach to identify ransomware campaigns derived from attack timelines representations within victim networks. Malicious activity profiles developed from multiple alert sources support the construction of alert graphs.…

Ransomware is a type of malware which encrypts user data and extorts payments in return for the decryption keys. This cyberthreat is one of the most serious challenges facing organizations today and has already caused immense financial…

Cryptography and Security · Computer Science 2023-11-15 Aldin Vehabovic , Hadi Zanddizari , Nasir Ghani , G. Javidi , S. Uluagac , M. Rahouti , E. Bou-Harb , M. Safaei Pour