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Related papers: Time-Assisted Authentication Protocol

200 papers

Security in passive resource-constrained Radio Frequency Identification (RFID) tags is of much interest nowadays. Resistance against illegal tracking, cloning, timing, and replay attacks are necessary for a secure RFID authentication…

Cryptography and Security · Computer Science 2012-09-25 Atsuko Miyaji , Mohammad Shahriar Rahman , Masakazu Soshi

With the recent rise of cryptocurrencies' popularity, the security and management of crypto-tokens have become critical. We have witnessed many attacks on users and providers, which have resulted in significant financial losses. To remedy…

Cryptography and Security · Computer Science 2023-12-04 Ivan Homoliak , Dominik Breitenbacher , Ondrej Hujnak , Pieter Hartel , Alexander Binder , Pawel Szalachowski

One-time login process in conventional authentication systems does not guarantee that the identified user is the actual user throughout the session. However, it is necessary to re-verify the user identity periodically throughout a login…

Cryptography and Security · Computer Science 2018-03-07 Abbas Acar , Hidayet Aksu , A. Selcuk Uluagac , Kemal Akkaya

In the artificial intelligence space, as we transition from isolated large language models to autonomous agents capable of complex reasoning and tool use. While foundational architectures and local context management protocols have been…

Multiagent Systems · Computer Science 2026-02-18 Naveen Kumar Krishnan

The Internet of Things (IoT) has improved people's lives by seamlessly integrating into many facets of modern life and facilitating information sharing across platforms. Device Authentication and Key exchange are major challenges for the…

Cryptography and Security · Computer Science 2023-11-08 Chandranshu Gupta , Gaurav Varshney

Temporal Key Integrity Protocol (TKIP) is a provisional solution for Wired Equivalent Privacy (WEP) security loopholes present in already widely deployed legacy 802.11 wireless devices. In this work, we model and analyse the computational…

Cryptography and Security · Computer Science 2012-08-14 M. Razvi Doomun , K. M. Sunjiv Soyjaudah

The development in the area of wireless communication, mobile and embedded computing leads to significant changes in the application of devices. Over the last years, embedded devices were brought into the consumer area creating the Internet…

Cryptography and Security · Computer Science 2019-05-30 Simon Duque Anton , Daniel Fraunholz , Christoph Lipps , Khurshid Alam , Hans Dieter Schotten

In password-based authentication systems, the username fields are essentially unprotected, while the password fields are susceptible to attacks. In this article, we shift our research focus from traditional authentication paradigm to the…

Cryptography and Security · Computer Science 2026-05-06 Suyun Borjigin

As future tasks in networked systems are increasingly relying on collaborative execution among distributed devices, trust has become an essential tool for securing both reliable collaborators and task-specific resources. However, the…

Systems and Control · Electrical Eng. & Systems 2026-04-09 Botao Zhu , Xianbin Wang

With the advent of the Internet-of-Things (IoT), vehicular networks and cyber-physical systems, the need for real-time data processing and analysis has emerged as an essential pre-requite for customers' satisfaction. In this direction,…

Networking and Internet Architecture · Computer Science 2019-07-23 Kuljeet Kaur , Sahil Garg , Georges Kaddoum , Mohsen Guizani , Dushantha Nalin K. Jayakody

In this paper, we analyze the security of an RFID authentication protocol proposed by Liu and Bailey [1], called Privacy and Authentication Protocol (PAP), and show its vulnerabilities and faulty assumptions. PAP is a privacy and…

Cryptography and Security · Computer Science 2010-08-24 Mu'awya Naser , Pedro Peris-Lopez , Mohammd Rafie , Jan van der Lubbe

Traditional user authentication involves entering a username and password into a system. Strong authentication security demands, among other requirements, long, frequently hard-to-remember passwords. Two-factor authentication aids in the…

Cryptography and Security · Computer Science 2015-04-28 Marcos Portnoi , Chien-Chung Shen

Authentication and authorization are two tightly coupled and interrelated concepts which are used to keep transactions secure and help in protecting confidential information. This paper proposes to evaluate the current techniques used for…

Cryptography and Security · Computer Science 2011-04-22 K. Lakshmi Madhuri , T. R. Gopalakrishnan Nair

Diffusion models achieve strong generative performance but remain slow at inference due to the need for repeated full-model denoising passes. We present Token-Adaptive Predictor (TAP), a training-free, probe-driven framework that adaptively…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Haowei Zhu , Tingxuan Huang , Xing Wang , Tianyu Zhao , Jiexi Wang , Weifeng Chen , Xurui Peng , Fangmin Chen , Junhai Yong , Bin Wang

Cloud-based services have become part of our day-to-day software solutions. The identity authentication process is considered to be the main gateway to these services. As such, these gates have become increasingly susceptible to aggressive…

Cryptography and Security · Computer Science 2017-11-27 Marwan Darwish , Abdelkader Ouda , Luiz Fernando Capretz

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

Run Time Assurance (RTA) Systems are online verification mechanisms that filter an unverified primary controller output to ensure system safety. The primary control may come from a human operator, an advanced control approach, or an…

Systems and Control · Electrical Eng. & Systems 2023-03-28 Kerianne Hobbs , Mark Mote , Matthew Abate , Samuel Coogan , Eric Feron

Wallet may be described as container application used for configuring, accessing and analysing data from underlying payment application(s). There are two dominant types of digital wallet applications, proximity wallet and remote wallet. In…

Cryptography and Security · Computer Science 2014-12-10 Amal Saha , Sugata Sanyal

Application authentication is typically performed using some form of secret credentials such as cryptographic keys, passwords, or API keys. Since clients are responsible for securely storing and managing the keys, this approach is…

Cryptography and Security · Computer Science 2022-11-24 Mihai Christodorescu , Maliheh Shirvanian , Shams Zawoad

The Constrained Application Protocol (CoAP) is a specialized Web transfer protocol for resource-oriented applications intended to run on constrained devices, typically part of the Internet of Things. In this paper we leverage…

Networking and Internet Architecture · Computer Science 2017-07-12 Nikos Fotiou , Hasan Islam , Dmitrij Lagutin , Teemu Hakala , George C. Polyzos