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Related papers: On the Security of Liaw et al.'s Scheme

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The authentication field is evolving towards mechanisms able to keep users continuously authenticated without the necessity of remembering or possessing authentication credentials. While existing continuous authentication systems have…

Three closely-related polynomial-based group key pre-distribution schemes have recently been proposed, aimed specifically at wireless sensor networks. The schemes enable any subset of a predefined set of sensor nodes to establish a shared…

Cryptography and Security · Computer Science 2026-03-20 Chris J Mitchell

Recently, Yang and Tan proposed a certificateless key exchange protocol without pairing, and claimed their scheme satisfies forward secrecy, which means no adversary could derive an already-established session key unless the full user…

Cryptography and Security · Computer Science 2011-12-06 Min Zhang , Jie Zhang , Qiao-Yan Wen , Zheng-Ping Jin , Hua Zhang

Recently, Li et al. proposed a dynamic identity based authentication protocol for multi-server architecture. They claimed their protocol is secure and can withstand various attacks. But we found some security loopholes in the protocol.…

Cryptography and Security · Computer Science 2012-01-05 Weiwei Han

Privacy and security are often intertwined. For example, identity theft is rampant because we have become accustomed to authentication by identification. To obtain some service, we provide enough information about our identity for an…

Cryptography and Security · Computer Science 2009-08-10 A. Damodaram , H. Jayasri

Authentication is one of the essential security services in Wireless Sensor Networks (WSNs) for ensuring secure data sessions. Sensor node authentication ensures the confidentiality and validity of data collected by the sensor node, whereas…

Cryptography and Security · Computer Science 2017-09-21 Muhammad Bilal , Shin-Gak Kang

In this work we present and formally analyze CHAT-SRP (CHAos based Tickets-Secure Registration Protocol), a protocol to provide interactive and collaborative platforms with a cryptographically robust solution to classical security issues.…

Cryptography and Security · Computer Science 2012-09-07 Jesus Diaz , David Arroyo , Francisco B. Rodriguez

Despite being more secure and strongly promoted, two-factor (2FA) or multi-factor (MFA) schemes either fail to protect against recent phishing threats such as real-time MITM, controls/relay MITM, malicious browser extension-based phishing…

Cryptography and Security · Computer Science 2024-06-14 Sneha Shukla , Gaurav Varshney , Shreya Singh , Swati Goel

The prevalence of biometric authentication has been on the rise due to its ease of use and elimination of weak passwords. To date, most biometric authentication systems have been designed for on-device authentication of the device owner…

Cryptography and Security · Computer Science 2026-04-29 Alexander Bienstock , Daniel Escudero , Antigoni Polychroniadou , Zhen Zeng , Pranav Bhat , Ashok Singal , Prashant Sharma , Manuela Veloso

Data security, which is concerned with the prevention of unauthorized access to computers, databases, and websites, helps protect digital privacy and ensure data integrity. It is extremely difficult, however, to make security watertight,…

Cryptography and Security · Computer Science 2018-01-03 Marten Lohstroh

Passkeys have recently emerged as a passwordless authentication mechanism, yet their usability in captive portals remains unexplored. This paper presents an empirical, comparative usability study of passkeys and passwords in a Wi-Fi hotspot…

Cryptography and Security · Computer Science 2026-03-27 Martiño Rivera-Dourado , Rubén Pérez-Jove , Alejandro Pazos , Jose Vázquez-Naya

The rapid deployment of wireless technologies has given rise to the current situation where mobile phones and other wireless devices have become essential elements in all types of activities, including in the home. In particular,…

Cryptography and Security · Computer Science 2022-08-09 V Mora-Afonso , Pino Caballero-Gil , Jezabel Molina-Gil

Certificateless cryptography can be considered as an intermediate solution to overcome the issues in traditional public key infrastructure (PKI) and identity-based public key cryptography (ID-PKC). There exist a vast number of…

Cryptography and Security · Computer Science 2019-09-25 Nasrollah Pakniat

Radio Frequency Identification (RFID) is a modern communication technology, which provides authentication and identification through a nonphysical contact. Recently, the use of this technology is almost developed in healthcare environments.…

Cryptography and Security · Computer Science 2015-10-15 Seyed Salman Sajjadi Ghaemmaghami , Mahtab Mirmohseni , Afrooz Haghbin

In recent cyber attacks, credential theft has emerged as one of the primary vectors of gaining entry into the system. Once attacker(s) have a foothold in the system, they use various techniques including token manipulation to elevate the…

Cryptography and Security · Computer Science 2022-11-30 Jaimandeep Singh , Chintan Patel , Naveen Kumar Chaudhary

Currently, due to the high scalability and global coverage of space information network (SIN), more service providers and users are willing to provide or subscribe to personal services through the satellite network. However, the messages…

Cryptography and Security · Computer Science 2022-08-02 Junyan Guo , Ye Du , Xuesong Wu , Meihong Li , Runfang Wu , Zhichao Sun

The conventional device authentication of wireless networks usually relies on a security server and centralized process, leading to long latency and risk of single-point of failure. While these challenges might be mitigated by collaborative…

Cryptography and Security · Computer Science 2023-03-28 He Fang , Zhenlong Xiao , Xianbin Wang , Li Xu , Lajos Hanzo

Recently, two certificateless three-party authenticated key agreement protocols were proposed, and both protocols were claimed they can meet the desirable security properties including forward security, key compromise impersonation…

Cryptography and Security · Computer Science 2013-01-23 Haiyan Sun , Qiaoyan Wen , Hua Zhang , Zhengping Jin , Wenmin Li

Recently, the number of requests for multicast services through the wireless networks has been increased. However, for successful deployment, security and efficiency of content delivery must be provided at first. This paper presents a new…

Cryptography and Security · Computer Science 2012-08-29 Elina Eidkhani , Melisa Hajyvahabzadeh , S. Anahita Mortazavi , Alireza Nemaney Pour

Both authentication and deauthentication are instrumental for preventing unauthorized access to computer and data assets. While there are obvious motivating factors for using strong authentication mechanisms, convincing users to…

Cryptography and Security · Computer Science 2019-05-09 Mauro Conti , Giulio Lovisotto , Ivan Martinovic , Gene Tsudik
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