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The anonymous nature of darknets is commonly exploited for illegal activities. Previous research has employed machine learning and deep learning techniques to automate the detection of darknet traffic in an attempt to block these criminal…

机器学习 · 计算机科学 2022-06-15 Nhien Rust-Nguyen , Mark Stamp

The existence of adversarial attacks on convolutional neural networks (CNN) questions the fitness of such models for serious applications. The attacks manipulate an input image such that misclassification is evoked while still looking…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Mohammadreza Amirian , Friedhelm Schwenker , Thilo Stadelmann

Malware detection in IoT environments necessitates robust methodologies. This study introduces a CNN-LSTM hybrid model for IoT malware identification and evaluates its performance against established methods. Leveraging K-fold…

密码学与安全 · 计算机科学 2024-02-06 Ali Mehrban , Pegah Ahadian

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

Adversarial attacks can affect the performance of existing deep learning models. With the increased interest in graph based machine learning techniques, there have been investigations which suggest that these models are also vulnerable to…

机器学习 · 计算机科学 2020-07-15 Florence Regol , Soumyasundar Pal , Mark Coates

Federated learning systems are vulnerable to attacks from malicious clients. As the central server in the system cannot govern the behaviors of the clients, a rogue client may initiate an attack by sending malicious model updates to the…

机器学习 · 计算机科学 2020-02-04 Suyi Li , Yong Cheng , Wei Wang , Yang Liu , Tianjian Chen

With the progressive increase of network application and electronic devices (computers, mobile phones, android, etc.) attack and intrusion, detection has become a very challenging task in cybercrime detection area. in this context, most of…

密码学与安全 · 计算机科学 2018-01-11 Takwa Omrani , Adel Dallali , Bilgacem Chibani Rhaimi , Jaouhar Fattahi

Modern ransomware exhibits polymorphic and evasive behaviors by frequently modifying execution patterns to evade detection. This dynamic nature disrupts feature spaces and limits the effectiveness of static or predefined models. To address…

密码学与安全 · 计算机科学 2026-04-23 Jannatul Ferdous , Rafiqul Islam , Arash Mahboubi , Md Zahidul Islam

The accelerated development of social media websites has posed intricate security issues in cyberspace, where these sites have increasingly become victims of criminal activities including attempts to intrude into them, abnormal traffic…

机器学习 · 计算机科学 2026-01-07 Aditi Sanjay Agrawal

Encrypted behavioral patterns provide a unique avenue for classifying complex digital threats without reliance on explicit feature extraction, enabling detection frameworks to remain effective even when conventional static and behavioral…

密码学与安全 · 计算机科学 2025-08-11 Barnaby Fortescue , Edmund Hawksmoor , Alistair Wetherington , Frederick Marlowe , Kevin Pekepok

With the development of artificial intelligence technology, Federated Learning (FL) model has been widely used in many industries for its high efficiency and confidentiality. Some researchers have explored its confidentiality and designed…

密码学与安全 · 计算机科学 2023-01-09 Yaqiong Mu

Model stealing attacks have become a serious concern for deep learning models, where an attacker can steal a trained model by querying its black-box API. This can lead to intellectual property theft and other security and privacy risks. The…

机器学习 · 计算机科学 2023-09-12 Kacem Khaled , Mouna Dhaouadi , Felipe Gohring de Magalhães , Gabriela Nicolescu

Federated learning is a popular strategy for training models on distributed, sensitive data, while preserving data privacy. Prior work identified a range of security threats on federated learning protocols that poison the data or the model.…

密码学与安全 · 计算机科学 2022-08-30 Giorgio Severi , Matthew Jagielski , Gökberk Yar , Yuxuan Wang , Alina Oprea , Cristina Nita-Rotaru

We apply language modeling techniques to detect ransomware activity in NVMe command sequences. We design and train two types of transformer-based models: the Command-Level Transformer (CLT) performs in-context token classification to…

机器学习 · 计算机科学 2025-02-10 Barak Bringoltz , Elisha Halperin , Ran Feraru , Evgeny Blaichman , Amit Berman

Malicious activities in cyberspace have gone further than simply hacking machines and spreading viruses. It has become a challenge for a nations survival and hence has evolved to cyber warfare. Malware is a key component of cyber-crime, and…

密码学与安全 · 计算机科学 2021-07-09 Muhammad Asam , Saddam Hussain Khan , Tauseef Jamal , Umme Zahoora , Asifullah Khan

The rise of ransomware attacks has necessitated the development of effective strategies for identifying and mitigating these threats. This research investigates the utilization of a feature selection algorithm for distinguishing…

密码学与安全 · 计算机科学 2024-02-08 Mike Nkongolo

Phishing is one of the most effective ways in which cybercriminals get sensitive details such as credentials for online banking, digital wallets, state secrets, and many more from potential victims. They do this by spamming users with…

密码学与安全 · 计算机科学 2024-11-27 Tosin Ige , Christopher Kiekintveld , Aritran Piplai , Amy Waggler , Olukunle Kolade , Bolanle Hafiz Matti

This chapter introduces the concept of adversarial attacks on image classification models built on convolutional neural networks (CNN). CNNs are very popular deep-learning models which are used in image classification tasks. However, very…

计算机视觉与模式识别 · 计算机科学 2023-07-06 Jaydip Sen , Subhasis Dasgupta

Network forensic techniques help in tracking different types of cyber attack by monitoring and inspecting network traffic. However, with the high speed and large sizes of current networks, and the sophisticated philosophy of attackers, in…

密码学与安全 · 计算机科学 2017-11-09 Nour Moustafa , Jill Slay

Cybersecurity faces challenges in identifying and mitigating ransomware, which is important for protecting critical infrastructures. The absence of datasets for distinguishing normal versus abnormal network behaviour hinders the development…

密码学与安全 · 计算机科学 2024-04-22 Peace Azugo , Hein Venter , Mike Wa Nkongolo