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Related papers: Ransomware Detection and Classification Strategies

200 papers

Threats from the internet, particularly malicious software (i.e., malware) often use cryptographic algorithms to disguise their actions and even to take control of a victim's system (as in the case of ransomware). Malware and other threats…

Cryptography and Security · Computer Science 2015-03-05 Diane Duros Hosfelt

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

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 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

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

Recent statistics show that in 2015 more than 140 millions new malware samples have been found. Among these, a large portion is due to ransomware, the class of malware whose specific goal is to render the victim's system unusable, in…

Cryptography and Security · Computer Science 2016-09-13 Daniele Sgandurra , Luis Muñoz-González , Rabih Mohsen , Emil C. Lupu

The rapid evolution of encryption-based threats has rendered conventional detection mechanisms increasingly ineffective against sophisticated attack strategies. Monitoring entropy variations across hierarchical system levels offers an…

Cryptography and Security · Computer Science 2025-08-11 Hayden Srynn , Gilbert Pomeroy , Florence Lytton , Godfrey Ashcombe , Valentine Harcourt , Duncan Pettigrew

Ransomware, a type of malicious software that encrypts a victim's files and only releases the cryptographic key once a ransom is paid, has emerged as a potentially devastating class of cybercrimes in the past few years. In this paper, we…

Cryptography and Security · Computer Science 2018-03-06 Florian Quinkert , Thorsten Holz , KSM Tozammel Hossain , Emilio Ferrara , Kristina Lerman

Detection and analysis of a potential malware specifically, used for ransom is a challenging task. Recently, intruders are utilizing advanced cryptographic techniques to get hold of digital assets and then demand a ransom. It is believed…

Cryptography and Security · Computer Science 2020-06-08 Arslan Ashraf , Abdul Aziz , Umme Zahoora , Muttukrishnan Rajarajan , Asifullah Khan

One of the major and serious threats that the Internet faces today is the vast amounts of data and files which need to be evaluated for potential malicious intent. Malicious software, often referred to as a malware that are designed by…

Cryptography and Security · Computer Science 2020-07-01 Sajedul Talukder

We present an approach to identifying which ransomware adversaries are most likely to target specific entities, thereby assisting these entities in formulating better protection strategies. Ransomware poses a formidable cybersecurity threat…

Cryptography and Security · Computer Science 2025-02-10 Spencer Massengale , Philip Huff

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…

Cryptography and Security · Computer Science 2025-03-26 Mohammad Eisa , Quentin Yardley , Rafael Witherspoon , Harriet Pendlebury , Clement Rutherford

The continued evolution and diversity of malware constitutes a major threat in modern systems. It is well proven that security defenses currently available are ineffective to mitigate the skills and imagination of cyber-criminals…

Cryptography and Security · Computer Science 2019-04-02 Irina Baptista , Stavros Shiaeles , Nicholas Kolokotronis

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

The damage caused by crypto-ransomware, due to encryption, is difficult to revert and cause data losses. In this paper, a machine learning (ML) classifier was built to early detect ransomware (called crypto-ransomware) that uses…

Cryptography and Security · Computer Science 2020-03-17 Chih-Yuan Yang , Ravi Sahita

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…

Cryptography and Security · Computer Science 2025-03-27 Michael Mannon , Evan Statham , Quentin Featherstone , Sebastian Arkwright , Clive Fenwick , Gareth Willoughby

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…

Cryptography and Security · Computer Science 2019-06-20 Cuneyt Gurcan Akcora , Yitao Li , Yulia R. Gel , Murat Kantarcioglu

Crypto-ransomware remains a significant threat to governments and companies alike, with high-profile cyber security incidents regularly making headlines. Many different detection systems have been proposed as solutions to the ever-changing…

Cryptography and Security · Computer Science 2023-05-31 Simon R Davies , Richard Macfarlane , William J Buchanan

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 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…

Cryptography and Security · Computer Science 2022-12-12 Rawshan Ara Mowri , Madhuri Siddula , Kaushik Roy