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Related papers: Understanding Crypto-Ransomware

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Previous studies have shown that cryptography is hard for developers to use and misusing cryptography leads to severe security vulnerabilities. We studied relevant vulnerability reports on the HackerOne bug bounty platform to understand…

Cryptography and Security · Computer Science 2021-11-09 Mohammadreza Hazhirpasand , Mohammad Ghafari

Spam messes up users inbox, consumes resources and spread attacks like DDoS, MiM, Phishing etc., Phishing is a byproduct of email and causes financial loss to users and loss of reputation to financial institutions. In this paper we study…

Cryptography and Security · Computer Science 2016-11-15 Cynthia Dhinakaran , Jae Kwang lee , Dhinaharan Nagamalai

As the indispensable trading platforms of the ecosystem, hundreds of cryptocurrency exchanges are emerging to facilitate the trading of digital assets. While, it also attracts the attentions of attackers. A number of scam attacks were…

Cryptography and Security · Computer Science 2020-03-17 Pengcheng Xia , Bowen Zhang , Ru Ji , Bingyu Gao , Lei Wu , Xiapu Luo , Haoyu Wang , Guoai Xu

Website information security has become a critical concern in the digital age. This article explores the evolution of website information security, examining its historical development, current practices, and future directions. The early…

Cryptography and Security · Computer Science 2025-05-08 Md Saiful Islam , Li Xiangdong

Despite defensive advances in the Internet realm, Malware (malicious software) remains a Cybersecurity threat. These days, Malware can be purchased and licensed on the Internet to further customize and deploy. With hundreds of Malware…

Cryptography and Security · Computer Science 2020-02-28 Sundar Krishnan

Since the 1990s, the integration of technology into daily life has led to the creation of an extensive network of interconnected devices, transforming how individuals and organizations operate. However, this digital transformation has also…

Cryptography and Security · Computer Science 2025-06-02 Sudhanshu Sekhar Tripathy

This paper aims to provide an understanding of what a phishing attack is, the types of phishing attacks and methods employed by cyber criminals. This journal will also provide an understanding on where phishing attacks are carried via…

Cryptography and Security · Computer Science 2020-04-06 Mario Ciprian Birlea

Research shows that over the last decade, malware has been growing exponentially, causing substantial financial losses to various organizations. Different anti-malware companies have been proposing solutions to defend attacks from these…

Cryptography and Security · Computer Science 2019-04-05 Hemant Rathore , Swati Agarwal , Sanjay K. Sahay , Mohit Sewak

The use of multi-threading and file prioritization methods has accelerated the speed at which ransomware encrypts files. To minimize file loss during the ransomware attack, detecting file modifications at the earliest execution stage is…

Cryptography and Security · Computer Science 2024-09-19 Mohan Anand Putrevu , Hrushikesh Chunduri , Venkata Sai Charan Putrevu , Sandeep K Shukla

Ransomware impact different organizations for years, it causes huge monetary, reputation loss and operation impact. Other than typical data encryption by ransomware, attackers can request ransom from the victim organizations via data…

Cryptography and Security · Computer Science 2025-02-04 Anthony Cheuk Tung Lai , Ping Fan Ke , Alan Ho

Serving as the first touch point for users to the cryptocurrency world, cryptocurrency wallets allow users to manage, receive, and transmit digital assets on blockchain networks and interact with emerging decentralized finance (DeFi)…

Cryptography and Security · Computer Science 2025-04-17 Xiaohui Hu , Ningyu He , Haoyu Wang

Information hiding techniques are increasingly utilized by the current malware to hide its existence and communication attempts. In this paper we highlight this new trend by reviewing the most notable examples of malicious software that…

Cryptography and Security · Computer Science 2018-04-10 Wojciech Mazurczyk , Luca Caviglione

Phishing is an increasingly sophisticated form of cyberattack that is inflicting huge financial damage to corporations throughout the globe while also jeopardizing individuals' privacy. Attackers are constantly devising new methods of…

Cryptography and Security · Computer Science 2024-03-18 Asif Newaz , Farhan Shahriyar Haq , Nadim Ahmed

Two of the most important technological advancements currently underway are the advent of quantum technologies, and the transitioning of global financial systems towards cryptographic assets, notably blockchain-based cryptocurrencies and…

Pricing of Securities · Quantitative Finance 2021-02-02 Peter P. Rohde , Vijay Mohan , Sinclair Davidson , Chris Berg , Darcy Allen , Gavin K. Brennen , Jason Potts

The Bitcoin digital currency appeared in 2009. Since this time, researchers and practitioners have looked under the hood of the open source Bitcoin currency, and discovered that Bitcoins Blockchain software architecture is useful for…

Computers and Society · Computer Science 2017-03-20 J. Prpić

We present our results on analyzing and understanding the behavior and security of various metaverse platforms incorporating cryptocurrencies. We obtained the top metaverse coins with a capitalization of at least 25 million US dollars and…

Cryptography and Security · Computer Science 2023-11-28 Ayodeji Adeniran , Mohammed Alkinoon , David Mohaisen

Detection and analysis of a potential malware specifically, used for ransom is a challenging task. Recently, intruders are utilizing advanced cryptographic techniques to get hold of digital assets and then demand a ransom. It is believed…

Cryptography and Security · Computer Science 2020-06-08 Arslan Ashraf , Abdul Aziz , Umme Zahoora , Muttukrishnan Rajarajan , Asifullah Khan

Cryptocurrency refers to a type of digital asset that uses distributed ledger, or blockchain, technology to enable a secure transaction. Although the technology is widely misunderstood, many central banks are considering launching their own…

Computational Finance · Quantitative Finance 2020-07-30 Wolfgang Karl Härdle , Campbell R. Harvey , Raphael C. G. Reule

The commoditization of Malware-as-a-Service (MaaS) allows criminals to obtain financial benefits at a low risk and with little technical background. One such popular product in the underground economy is ransomware. In ransomware attacks,…

Cryptography and Security · Computer Science 2021-07-09 Javier Yuste , Sergio Pastrana

Nowadays, the usage of smartphones and their applications have become rapidly increasing popular in people's daily life. Over the last decade, availability of mobile money services such as mobile-payment systems and app markets have…

Cryptography and Security · Computer Science 2020-01-28 Milad Taleby Ahvanooey , Qianmu Li , Mahdi Rabbani , Ahmed Raza Rajput