Results 91 to 100 of about 9,054 (204)

Does ransomware make investors “WannaCry”? On investors’ divergent reactions to ransomware hits and near misses

In recent years, ransomware has become one of the most dangerous cyber threats, with successful attacks causing severe operational disruptions and staggering damages. Rationally speaking, investors should react negatively to firms’ ransomware disclosures,
Ma, Yusi, Schuetz, Sebastian, Förderer, Jens, Chen, Yan   +3 more
core   +1 more source

Next Generation Cryptographic Ransomware [PDF]

, 2018
peer reviewedWe are assisting at an evolution in the ecosystem of cryptoware - the malware that encrypts files and makes them unavailable unless the victim pays up.
GENÇ, Ziya Alper, Peter Y. A. Ryan, LENZINI, Gabriele, Gabriele Lenzini, Ziya Alper Genç, RYAN, Peter   +5 more
core   +1 more source

Prevention of Crypto-Ransomware Using a Pre-Encryption Detection Algorithm

Computers, 2019
Ransomware is a relatively new type of intrusion attack, and is made with the objective of extorting a ransom from its victim. There are several types of ransomware attacks, but the present paper focuses only upon the crypto-ransomware, because it makes ...
S. H. Kok, Azween Abdullah, NZ Jhanjhi, Mahadevan Supramaniam   +3 more
doaj   +1 more source

Ransomware detection with Machine Learning algorithms using file segments and statistics [PDF]

openThe growing danger posed by ransomware has been a significant concern for both the public and private sectors. The emergence of new strains of this malware has outpaced the development of effective defense mechanisms.
MIOTTO, EMANUELE
core  

Safeguarding the healthcare sector from ransomware attacks: insights from a literature review [PDF]

PeerJ Computer Science
Cybersecurity integrates a broad spectrum of concerns, addressing numerous cyber threats and malicious factors that pose significant risks to the system’s integrity and functionality.
Amna Shahzadi, Kashif Ishaq, Abdul Basit Dogar, Javed Ali Khan, Alexios Mylonas, Naeem A. Nawaz, Affan Yasin, Fawad Ali Khan   +7 more
doaj   +2 more sources

A Survey of Ransomware Detection Methods

IEEE Access
Ransomware attacks continue to pose a significant challenge to cybersecurity, causing substantial financial and reputational damage to individuals and organizations. These attacks typically encrypt user data and demand a ransom for its release.
Saleh Alzahrani, Yang Xiao, Sultan Asiri, Jianying Zheng, Tieshan Li   +4 more
doaj   +1 more source

Detecting Android Locker-Ransomware on Chinese Social Networks

IEEE Access, 2019
In recent years, an increasing amount of locker-ransomware has been posing a great threat to the Android platform as well as users' properties. Locker-ransomware blackmails victims for ransom by compulsorily locking the devices.
Dan Su, Jiqiang Liu, Xiaoyang Wang, Wei Wang   +3 more
doaj   +1 more source

Ransomware-haittaohjelmat [PDF]

, 2014
Opinnäytetyön tavoitteena on luoda lukijalle kuva siitä, miten ransomware-haittaohjelmat toimivat, mitkä ovat niiden tekijöiden motiivit ja miten niitä vastaan pystyy suojautumaan.
Koivula, Pekka, Tuomola, Juho
core  

Protecting Yourself from Targeted Ransomware

, 2023
In the Dynamic Environment we live in today, there are many devices that are becoming obsolete. They are becoming ancient with the times and many new technologies are trending in a rapid rate.
Alston, Marcus, NC DOCKS at East Carolina University   +1 more
core  

Machine learning-based ransomware classification of Bitcoin transactions

Journal of King Saud University: Computer and Information Sciences
Ransomware presents a significant threat to the security and integrity of cryptocurrency transactions. This research paper explores the intricacies of ransomware detection in cryptocurrency transactions using the Bitcoinheist dataset.
Omar Dib, Zhenghan Nan, Jinkua Liu
doaj   +1 more source