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Related papers: Blockchain security for ransomware detection

200 papers

The research designs a new integrated system for the security enhancement of a decentralized network by preventing damages from attackers, particularly for the 51 percent attack. The concept of multiple layered design based on Blockchain…

Cryptography and Security · Computer Science 2022-02-15 Song-Kyoo Kim

In the era of the internet and smart devices, the detection of malware has become crucial for system security. Malware authors increasingly employ obfuscation techniques to evade advanced security solutions, making it challenging to detect…

Cryptography and Security · Computer Science 2024-04-04 S M Rakib Hasan , Aakar Dhakal

Malware represents a significant security concern in today's digital landscape, as it can destroy or disable operating systems, steal sensitive user information, and occupy valuable disk space. However, current malware detection methods,…

Cryptography and Security · Computer Science 2023-12-21 Chenzhong Yin , Hantang Zhang , Mingxi Cheng , Xiongye Xiao , Xinghe Chen , Xin Ren , Paul Bogdan

Recently, advances in deep learning have been observed in various fields, including computer vision, natural language processing, and cybersecurity. Machine learning (ML) has demonstrated its ability as a potential tool for anomaly…

Cryptography and Security · Computer Science 2023-10-31 D'Jeff Kanda Nkashama , Arian Soltani , Jean-Charles Verdier , Marc Frappier , Pierre-Martin Tardif , Froduald Kabanza

The proliferation of spam on the Web has necessitated the development of machine learning models to automate their detection. However, the dynamic nature of spam and the sophisticated evasion techniques employed by spammers often lead to…

Cryptography and Security · Computer Science 2024-10-02 Noah Kader , Inwon Kang , Oshani Seneviratne

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

Machine learning (ML)-based network intrusion detection is susceptible to attacks that perturb malicious network flows to evade detection. Existing approaches to evaluating the robustness of these models rely on gradient-based optimization…

Cryptography and Security · Computer Science 2026-05-15 Kyle Domico , Jean-Charles Noirot Ferrand , Patrick McDaniel

Machine learning (ML) underpins foundation models in finance, healthcare, and critical infrastructure, making them targets for data poisoning, model extraction, prompt injection, automated jailbreaking, and preference-guided black-box…

Cryptography and Security · Computer Science 2025-12-30 Armstrong Foundjem , Lionel Nganyewou Tidjon , Leuson Da Silva , Foutse Khomh

Blockchain technology is a crypto-based secure ledger for data storage and transfer through decentralized, trustless peer-to-peer systems. Despite its advantages, previous studies have shown that the technology is not completely secure…

Cryptography and Security · Computer Science 2020-12-07 Ranwa Al Mallah , Bilal Farooq

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

Securing blockchain-enabled IoT networks against sophisticated adversarial attacks remains a critical challenge. This paper presents a trust-based delegated consensus framework integrating Fully Homomorphic Encryption (FHE) with…

Cryptography and Security · Computer Science 2025-12-30 Soham Padia , Dhananjay Vaidya , Ramchandra Mangrulkar

Rug pull is a critical attack in the world of blockchain technology. Despite this, the absence of sufficient time-bound and well-structured datasets is considered one of the significant issues faced while identifying early detection.…

Cryptography and Security · Computer Science 2026-05-19 Fatemeh Shoaei , Mohammad Pishdar , Mozafar Bag-Mohammadi , Mojtaba Karami , Bert Lagaisse

In response to the increasing ransomware threat, this study presents a novel detection system that integrates Convolutional Neural Networks (CNNs) and Long Short-Term Memory (LSTM) networks. By leveraging Sysmon logs, the system enables…

Cryptography and Security · Computer Science 2025-01-03 Jamil Ispahany , MD Rafiqul Islam , M. Arif Khan , MD Zahidul Islam

Deep neural networks (DNNs) have demonstrated their superiority in practice. Arguably, the rapid development of DNNs is largely benefited from high-quality (open-sourced) datasets, based on which researchers and developers can easily…

Cryptography and Security · Computer Science 2023-04-06 Yiming Li , Yang Bai , Yong Jiang , Yong Yang , Shu-Tao Xia , Bo Li

Traditional vulnerability detection methods rely heavily on predefined rule matching, which often fails to capture vulnerabilities accurately. With the rise of large language models (LLMs), leveraging their ability to understand code…

Cryptography and Security · Computer Science 2025-11-26 Xiang Li , Yueci Su , Jiahao Liu , Zhiwei Lin , Yuebing Hou , Peiming Gao , Yuanchao Zhang

Recent progress in machine learning has generated promising results in behavioral malware detection. Behavioral modeling identifies malicious processes via features derived by their runtime behavior. Behavioral features hold great promise…

Cryptography and Security · Computer Science 2019-11-07 Fabio De Gaspari , Dorjan Hitaj , Giulio Pagnotta , Lorenzo De Carli , Luigi V. Mancini

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

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

The detection of zero-day attacks and vulnerabilities is a challenging problem. It is of utmost importance for network administrators to identify them with high accuracy. The higher the accuracy is, the more robust the defense mechanism…

Cryptography and Security · Computer Science 2019-11-22 Faranak Abri , Sima Siami-Namini , Mahdi Adl Khanghah , Fahimeh Mirza Soltani , Akbar Siami Namin

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…

Cryptography and Security · Computer Science 2026-01-21 Sharmila S P