English
Related papers

Related papers: Image-Based Feature Representation for Insider Thr…

200 papers

Cybersecurity practices require effort to be maintained, and one weakness is a lack of awareness regarding potential attacks not only in the usage of machine learning models, but also in their development process. Previous studies have…

Human-Computer Interaction · Computer Science 2024-08-15 Devon A. Kelly , Sarah A. Flanery , Christiana Chamon

Insider threats are a particularly tricky cybersecurity issue, especially in zero-trust architectures (ZTA) where implicit trust is removed. Although the rule of thumb is never trust, always verify, attackers can still use legitimate…

Cryptography and Security · Computer Science 2026-01-13 Gaurav Sarraf

Insider threat is one of the most pernicious threat vectors to information and communication technologies (ICT)across the world due to the elevated level of trust and access that an insider is afforded. This type of threat can stem from…

Cryptography and Security · Computer Science 2021-02-11 Nidhi Rastogi , Qicheng Ma

Previous works on the CERT insider threat detection case have neglected graph and text features despite their relevance to describe user behavior. Additionally, existing systems heavily rely on feature engineering and audit data aggregation…

Machine Learning · Computer Science 2020-07-15 Mathieu Garchery , Michael Granitzer

Insider threats is the most concerned cybersecurity problem which is poorly addressed by widely used security solutions. Despite the fact that there have been several scientific publications in this area, but from our innovative study…

Cryptography and Security · Computer Science 2022-12-13 Angad Pal Singh , Ankit Sharma

The last decades have seen a growth in the number of cyber-attacks with severe economic and privacy damages, which reveals the need for network intrusion detection approaches to assist in preventing cyber-attacks and reducing their risks.…

Cryptography and Security · Computer Science 2023-10-11 Hamdi Friji , Alexis Olivereau , Mireille Sarkiss

One of the data security and privacy concerns is of insider threats, where legitimate users of the system abuse the access privileges they hold. The insider threat to data security means that an insider steals or leaks sensitive personal…

Cryptography and Security · Computer Science 2020-11-05 Muhammad Imran Khan , Simon N. Foley , Barry O'Sullivan

Over the years, the technological landscape has evolved, reshaping the security posture of organisations and increasing their exposure to cybersecurity threats, many originating from within. Insider threats remain a major challenge,…

Cryptography and Security · Computer Science 2025-10-24 Selma Shikonde , Mike Wa Nkongolo

We present a method to detect departures from business-justified workflows among support agents. Our goal is to assist auditors in identifying agent actions that cannot be explained by the activity within their surrounding context, where…

Cryptography and Security · Computer Science 2024-11-06 Birkett Huber , Casper Neo , Keiran Sampson , Alex Kantchelian , Brett Ksobiech , Yanis Pavlidis

Cyber security can be enhanced through application of machine learning by recasting network attack data into an image format, then applying supervised computer vision and other machine learning techniques to detect malicious specimens.…

Machine Learning · Computer Science 2021-11-04 Erik Larsen , Korey MacVittie , John Lilly

Advanced Persistent Threats (APTs) pose a significant security risk to organizations and industries. These attacks often lead to severe data breaches and compromise the system for a long time. Mitigating these sophisticated attacks is…

Cryptography and Security · Computer Science 2025-08-04 Ehsan Hallaji , Roozbeh Razavi-Far , Mehrdad Saif

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…

Machine Learning · Computer Science 2026-01-07 Aditi Sanjay Agrawal

Indoor image features extraction is a fundamental problem in multiple fields such as image processing, pattern recognition, robotics and so on. Nevertheless, most of the existing feature extraction methods, which extract features based on…

Computer Vision and Pattern Recognition · Computer Science 2020-01-23 Chiranjibi Sitaula , Yong Xiang , Yushu Zhang , Xuequan Lu , Sunil Aryal

The use of biometrics to authenticate users and control access to secure areas has become extremely popular in recent years, and biometric access control systems are frequently used by both governments and private corporations. However,…

Cryptography and Security · Computer Science 2023-12-04 Justin Spencer , Deborah Lawrence , Prosenjit Chatterjee , Kaushik Roy , Albert Esterline , Jung-Hee Kim

The employees of any organization, institute, or industry, spend a significant amount of time on a computer network, where they develop their own routine of activities in the form of network transactions over a time period. Insider threat…

Cryptography and Security · Computer Science 2020-08-14 Sudipta Paul , Subhankar Mishra

This paper describes the process of developing data visualisations to enhance a commercial software platform for combating insider threat, whose existing UI, while perfectly functional, was limited in its ability to allow analysts to easily…

Human-Computer Interaction · Computer Science 2021-09-20 Martin Graham , Robert Kukla , Oleksii Mandrychenko , Darren Hart , Jessie Kennedy

Previous work has shown that feature maps of deep convolutional neural networks (CNNs) can be interpreted as feature representation of a particular image region. Features aggregated from these feature maps have been exploited for image…

Computer Vision and Pattern Recognition · Computer Science 2016-11-08 Jiedong Hao , Jing Dong , Wei Wang , Tieniu Tan

Motion blur, out of focus, insufficient spatial resolution, lossy compression and many other factors can all cause an image to have poor quality. However, image quality is a largely ignored issue in traditional pattern recognition…

Computer Vision and Pattern Recognition · Computer Science 2018-01-22 Fei Yang , Qian Zhang , Miaohui Wang , Guoping Qiu

Characteristics and way of behavior of attacks and infiltrators on computer networks are usually very difficult and need an expert In addition; the advancement of computer networks, the number of attacks and infiltrations are also…

Cryptography and Security · Computer Science 2020-04-20 Amir Javadpour , Sanaz Kazemi Abharian , Guojun Wang

Insider Threat is a significant and potentially dangerous security issue in corporate settings. It is difficult to mitigate because, unlike external threats, insiders have knowledge of an organization's access policies, access hierarchy,…

Cryptography and Security · Computer Science 2023-06-01 Olusesi Balogun , Daniel Takabi