English
Related papers

Related papers: Design and Implementation of a Controlled Ransomwa…

200 papers

Protecting state-of-the-art AI-based cybersecurity defense systems from cyber attacks is crucial. Attackers create adversarial examples by adding small changes (i.e., perturbations) to the attack features to evade or fool the deep learning…

Cryptography and Security · Computer Science 2025-08-28 Manabu Hirano , Ryotaro Kobayashi

Decentralized systems, such as distributed ledgers and the InterPlanetary File System (IPFS), are designed to offer more open and robust services. However, they also create opportunities for illegal activities. We demonstrate how these…

Cryptography and Security · Computer Science 2020-03-11 Christos Karapapas , Iakovos Pittaras , Nikos Fotiou , George C. Polyzos

For the dramatic increase of Android malware and low efficiency of manual check process, deep learning methods started to be an auxiliary means for Android malware detection these years. However, these models are highly dependent on the…

Cryptography and Security · Computer Science 2019-09-10 Ji Wang , Qi Jing , Jianbo Gao

Android is an open software platform for mobile devices with a large market share in the smartphone sector. The openness of the system as well as its wide adoption lead to an increasing amount of malware developed for this platform. ANANAS…

Cryptography and Security · Computer Science 2013-11-13 Thomas Eder , Michael Rodler , Dieter Vymazal , Markus Zeilinger

As blockchain technology continues to gain attention, there is a growing need to make it more accessible to young learners in K-12 education. However, the technical complexity and lack of accessible tools have been identified as significant…

Social and Information Networks · Computer Science 2023-03-20 Yun-Cheng Tsai , Jiun-Yu Huang , Da-Ru Chiou

We show that the new hover (floating touch) technology, available in a number of today's smartphone models, can be abused by any Android application running with a common SYSTEM_ALERT_WINDOW permission to record all touchscreen input into…

Cryptography and Security · Computer Science 2017-08-03 Enis Ulqinaku , Luka Malisa , Julinda Stefa , Alessandro Mei , Srdjan Capkun

This work introduces CAI Fluency, an an educational platform of the Cybersecurity AI (CAI) framework dedicated to democratizing the knowledge and application of cybersecurity AI tools in the global security community. The main objective of…

Ransomware, a class of self-propagating malware that uses encryption to hold the victims' data ransom, has emerged in recent years as one of the most dangerous cyber threats, with widespread damage; e.g., zero-day ransomware WannaCry has…

Cryptography and Security · Computer Science 2017-09-27 Qian Chen , Robert A. Bridges

Deep learning has shown its power in many applications, including object detection in images, natural-language understanding, and speech recognition. To make it more accessible to end users, many deep learning models are now embedded in…

Machine Learning · Computer Science 2021-02-05 Yujin Huang , Han Hu , Chunyang Chen

Android malware is a persistent threat to billions of users around the world. As a countermeasure, Android malware detection systems are occasionally implemented. However, these systems are often vulnerable to \emph{evasion attacks}, in…

Cryptography and Security · Computer Science 2020-04-01 Harel Berger , Chen Hajaj , Amit Dvir

We describe a workflow used to analyze the source code of the {\sc Android OS kernel} and rate for a particular kind of bugginess that exposes a program to hacking. The workflow represents a novel approach for components' vulnerability…

Cryptography and Security · Computer Science 2021-12-22 Joseph R. Barr , Peter Shaw , Tyler Thatcher

Ransomware can produce direct and controllable economic loss, which makes it one of the most prominent threats in cyber security. As per the latest statistics, more than half of malwares reported in Q1 of 2017 are ransomware and there is a…

Cryptography and Security · Computer Science 2018-02-13 Manaar Alam , Sarani Bhattacharya , Debdeep Mukhopadhyay , Anupam Chattopadhyay

This research aims to design an educational mobile game for home computer users to prevent from phishing attacks. Phishing is an online identity theft which aims to steal sensitive information such as username, password and online banking…

Computers and Society · Computer Science 2016-02-15 Nalin Asanka Gamagedara Arachchilage , Melissa Cole

This paper reviews work published between 2002 and 2022 in the fields of Android malware, clone, and similarity detection. It examines the data sources, tools, and features used in existing research and identifies the need for a…

Cryptography and Security · Computer Science 2024-12-17 Simon Torka , Sahin Albayrak

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…

Cryptography and Security · Computer Science 2024-02-08 Mike Nkongolo

Android applications are executed on smartphones equipped with a variety of resources that must be properly accessed and controlled, otherwise the correctness of the executions and the stability of the entire environment might be negatively…

Software Engineering · Computer Science 2019-11-22 Oliviero Riganelli , Daniela Micucci , Leonardo Mariani

Android is the most widely deployed end-user focused operating system. With its growing set of use cases encompassing communication, navigation, media consumption, entertainment, finance, health, and access to sensors, actuators, cameras,…

The Android ecosystem is vulnerable to issues such as app repackaging, counterfeiting, and piracy, threatening both developers and users. To mitigate these risks, developers often employ code obfuscation techniques. However, while effective…

Cryptography and Security · Computer Science 2025-02-10 Akila Niroshan , Suranga Seneviratne , Aruna Seneviratne

A survey of machine learning techniques trained to detect ransomware is presented. This work builds upon the efforts of Taylor et al. in using sensor-based methods that utilize data collected from built-in instruments like CPU power and…

Machine Learning · Computer Science 2021-10-18 Erik Larsen , David Noever , Korey MacVittie

Federated Learning (FL) has gained widespread popularity in recent years due to the fast booming of advanced machine learning and artificial intelligence along with emerging security and privacy threats. FL enables efficient model…

Cryptography and Security · Computer Science 2023-03-27 Ervin Moore , Ahmed Imteaj , Shabnam Rezapour , M. Hadi Amini