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This paper presents a hybrid cryptographic protocol, using quantum and classical resources, to generate a key for authentication and optionally for encryption in a network. One or more trusted servers distribute streams of entangled photons…

Quantum Physics · Physics 2007-05-23 D. Richard Kuhn

Very recently, Barman et al. proposed a multi-server authentication protocol using fuzzy commitment. The authors claimed that their protocol provides anonymity while resisting all known attacks. In this paper, we analyze that Barman et…

Cryptography and Security · Computer Science 2020-04-17 Hafeez Ur Rehman , Anwar Ghani , Shehzad Ashraf Chaudhry , Mohammed H. Alsharif , Narjes Nabipour

We propose a method for using Web Authentication APIs for SSH authentication, enabling passwordless remote server login with passkeys. These are credentials that are managed throughout the key lifecycle by an authenticator on behalf of the…

Cryptography and Security · Computer Science 2025-07-15 Moe Kayali , Jonas Schmitt , Franziska Roesner

With the rapid development of internet technologies, social networks, and other related areas, user authentication becomes more and more important to protect the data of users. Password authentication is one of the widely used methods to…

Cryptography and Security · Computer Science 2023-01-31 Lifeng Han

Phishing is recognised as a serious threat to organisations and individuals. While there have been significant technical advances in blocking phishing attacks, people remain the last line of defence after phishing emails reach their email…

Cryptography and Security · Computer Science 2022-02-17 Sijie Zhuo , Robert Biddle , Yun Sing Koh , Danielle Lottridge , Giovanni Russello

Atomizing various Web activities by replacing human to human interactions on the Internet has been made indispensable due to its enormous growth. However, bots also known as Web-bots which have a malicious intend and pretending to be humans…

Cryptography and Security · Computer Science 2011-12-26 M. Tariq Banday , N. A. Shah

Spear Phishing is a type of cyber-attack where the attacker sends hyperlinks through email on well-researched targets. The objective is to obtain sensitive information by imitating oneself as a trustworthy website. In recent times, deep…

Cryptography and Security · Computer Science 2022-11-17 Sharif Amit Kamran , Shamik Sengupta , Alireza Tavakkoli

WebView applications are widely used in mobile applications to display web content directly within the app, enhancing user engagement by eliminating the need to open an external browser and providing a seamless experience. Progressive Web…

Cryptography and Security · Computer Science 2025-08-12 Sajib Talukder , Nur Imtiazul Haque , Khandakar Ashrafi Akbar

Implicit authentication consists of a server authenticating a user based on the user's usage profile, instead of/in addition to relying on something the user explicitly knows (passwords, private keys, etc.). While implicit authentication…

Cryptography and Security · Computer Science 2015-03-03 Josep Domingo-Ferrer , Qianhong Wu , Alberto Blanco-Justicia

We propose a framework by which websites can coordinate to detect credential stuffing on individual user accounts. Our detection algorithm teases apart normal login behavior (involving password reuse, entering correct passwords into the…

Cryptography and Security · Computer Science 2021-03-05 Ke Coby Wang , Michael K. Reiter

We present WPSE, a browser-side security monitor for web protocols designed to ensure compliance with the intended protocol flow, as well as confidentiality and integrity properties of messages. We formally prove that WPSE is expressive…

Cryptography and Security · Computer Science 2018-06-26 Stefano Calzavara , Riccardo Focardi , Matteo Maffei , Clara Schneidewind , Marco Squarcina , Mauro Tempesta

In most PUF-based authentication schemes, a central server is usually engaged to verify the response of the device's PUF to challenge bit-streams. However, the server availability may be intermittent in practice. To tackle such an issue,…

Cryptography and Security · Computer Science 2022-06-15 Mohammad Ebrahimabadi , Mohamed Younis , Wassila Lalouani , Naghmeh Karimi

Phishing websites are everywhere, and countermeasures based on static blocklists cannot cope with such a threat. To address this problem, state-of-the-art solutions entail the application of machine learning (ML) to detect phishing websites…

Cryptography and Security · Computer Science 2023-11-29 Ajka Draganovic , Savino Dambra , Javier Aldana Iuit , Kevin Roundy , Giovanni Apruzzese

Phishing attacks, typically carried out by email, remain a significant cybersecurity threat with attackers creating legitimate-looking websites to deceive recipients into revealing sensitive information or executing harmful actions. In this…

Cryptography and Security · Computer Science 2025-03-03 Wei Kang , Nan Wang , Jang Seung , Shuo Wang , Alsharif Abuadbba

Phishing attacks are prevalent and humans are central to this online identity theft attack, which aims to steal victims' sensitive and personal information such as username, password, and online banking details. There are many anti-phishing…

Cryptography and Security · Computer Science 2018-11-26 Gitanjali Baral , Nalin Asanka Gamagedara Arachchilage

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

The pervasiveness of wireless communication recently gave mobile ad hoc networks (MANET) a significant researchers' attention, due to its innate capabilities of instant communication in many time and mission critical applications. However,…

Cryptography and Security · Computer Science 2007-05-23 Tomasz Ciszkowski , Zbigniew Kotulski

A partial password is a mode of password-based authentication that is widely used, especially in the financial sector. It is based on a challenge-response protocol, where at each login attempt, a challenge requesting characters from…

Cryptography and Security · Computer Science 2017-01-03 Theodosis Mourouzis , Marcin Wojcik , Nikos Komninos

Various techniques need to be combined to realize anonymously authenticated communication. Cryptographic tools enable anonymous user authentication while anonymous communication protocols hide users' IP addresses from service providers. One…

Networking and Internet Architecture · Computer Science 2014-05-09 Keita Emura , Akira Kanaoka , Satoshi Ohta , Takeshi Takahashi

Phishing attacks pose a significant cybersecurity threat, evolving rapidly to bypass detection mechanisms and exploit human vulnerabilities. This paper introduces PhishKey to address the challenges of adaptability, robustness, and…

Cryptography and Security · Computer Science 2025-06-27 Felipe Castaño , Eduardo Fidalgo , Enrique Alegre , Rocio Alaiz-Rodríguez , Raul Orduna , Francesco Zola