Results 41 to 50 of about 21,893 (200)

Ransomware through the lens of state crime: Conceptualizing ransomware groups as cyber proxies, pirates, and privateers

State Crime, 2023
Cybercrime and other cybersecurity harms are gaining increasing political and public attention across many countries. One of the most serious and fastest growing categories of such harms relates to ransomware attacks.
James Martin, Chad Whelan
doaj   +1 more source

Evolution of ransomware

IET Networks, 2018
Cybercrime has long since transformed from a world of Maverick attackers to a criminal business. Ransomware is a malware that renders a victim's computer or data unusable and is increasingly being used by criminals to generate revenue through extortion ...
Philip O'Kane, Sakir Sezer, Domhnall Carlin   +2 more
doaj   +1 more source

Ransomware detection using deep learning based unsupervised feature extraction and a cost sensitive Pareto Ensemble classifier

Scientific Reports, 2022
Ransomware attacks pose a serious threat to Internet resources due to their far-reaching effects. It’s Zero-day variants are even more hazardous, as less is known about them. In this regard, when used for ransomware attack detection, conventional machine
Umme Zahoora, Asifullah Khan, Muttukrishnan Rajarajan, Saddam Hussain Khan, Muhammad Asam, Tauseef Jamal   +5 more
doaj   +1 more source

A Review of Overcurrent Protection in Smart Grids Under Cyber‐Physical Threats With a Cyber‐Physical Evaluation Framework

Energy Science &Engineering, EarlyView.
By manipulating current and voltage measurements, an assailant can induce unwanted relay action while attempting to avoid detection. Detecting advanced cyber intrusions in power protection environments requires specialised data analysis and anomaly detection methods.
Feras Alasali, Anas AlMajali, Naser Naily, Hassen Loukil, Salah AbuGhalyon, William Holderbaum, Abdelaziz Salah Saidi   +6 more
wiley   +1 more source

A fine-tuning of decision tree classifier for ransomware detection based on memory data [PDF]

International Journal of Data and Network Science
Ransomware has evolved into a pervasive and extremely disruptive cybersecurity threat, causing substantial operational and financial damage to individuals and businesses.
Mosleh M. Abualhaj, Mahran Al-Zyoud, Mohammad O. Hiari, Yousef Alrabanah, Mohammed Anbar, Amal Amer, Ali Al-Allawee   +6 more
doaj   +1 more source

Deep dive into ransomware threat hunting and intelligence at fog layer [PDF]

, 2018
Ransomware, a malware designed to encrypt data for ransom payments, is a potential threat to fog layer nodes as such nodes typically contain considerably amount of sensitive data.
Ahmadzadeh, M, Choo, KKR, Dehghantanha, A, Hashemi, M, Homayoun, S, Khayami, R, Newton, DE   +6 more
core   +1 more source

Major Cybersecurity Breaches: Shaping Corporate Cybersecurity Policies and Closing the Gaps

Journal of Corporate Accounting &Finance, EarlyView.
ABSTRACT As digitalization accelerates, cybercrime has intensified in both scale and impact over the past two decades. This study aims to critically examine major cybersecurity events, assess them through the lens of routine activity theory, examine insight from three other established criminological and organizational theories, and address central ...
Laura K. Rickett, Deborah Smith
wiley   +1 more source

Ransomware

, 2018
This final work talks about who the ransomware works, the regulation regarding to ransomware, how to do the payment and also about the attack suffered in May 2017 by WannaCry.
  +5 more sources

Unveiling evasive ransomware and breaking through the predicament: a comprehensive review of evasion techniques and defense mechanisms

Cybersecurity
Ransomware has become one of the most destructive cyberattacks worldwide in recent years and has caused billions of dollars. Numerous defense mechanisms have been proposed to mitigate the ransomware threat.
Lingbo Zhao, Shuquan Wang, Yuhui Zhang, Rui Hou   +3 more
doaj   +1 more source

A behavioural in‐depth analysis of ransomware infection

IET Information Security, 2021
Ransomware is a type of malware that has spread rapidly over the last 4 years, causing significant damage, especially in Windows environments. It is designed to encrypt or block victim's data, including documents, backups, and databases, unless a ransom ...
Yassine Lemmou, Jean‐Louis Lanet, El Mamoun Souidi   +2 more
doaj   +1 more source