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Related papers: A2E: Attribute-based Anonymity-Enhanced Authentica…

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Attribute-based access control makes access control decisions based on the assigned attributes of subjects and the access policies to protect objects by mediating operations from the subjects. Authority, which validates attributes of…

Cryptography and Security · Computer Science 2019-09-18 Hao Guo , Ehsan Meamari , Chien-Chung Shen

Googles A2A protocol provides a secure communication framework for AI agents but demonstrates critical limitations when handling highly sensitive information such as payment credentials and identity documents. These gaps increase the risk…

Cryptography and Security · Computer Science 2025-09-01 Yedidel Louck , Ariel Stulman , Amit Dvir

In this paper we present reclaimID: An architecture that allows users to reclaim their digital identities by securely sharing identity attributes without the need for a centralised service provider. We propose a design where user attributes…

Cryptography and Security · Computer Science 2018-09-11 Martin Schanzenbach , Georg Bramm , Julian Schütte

This work presents RiDDLE, short for Reversible and Diversified De-identification with Latent Encryptor, to protect the identity information of people from being misused. Built upon a pre-learned StyleGAN2 generator, RiDDLE manages to…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Dongze Li , Wei Wang , Kang Zhao , Jing Dong , Tieniu Tan

Enterprise AI is shifting from copilots to autonomous agents capable of executing workflows, negotiating outcomes, and making decisions with limited human oversight. As these systems extend across organizational boundaries, identity alone…

Cryptography and Security · Computer Science 2026-05-13 Partha Madhira

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

Digital identity is a multidimensional, multidisciplinary, and a complex concept. As a result, it is difficult to apprehend. Many contributions have proposed definitions and representations of digital identity. However, lots of them are…

Cryptography and Security · Computer Science 2019-09-16 Ibou Sene

Attribute-based encryption (ABE) is a promising tool for implementing fine-grained access control.To solve the matters of security in single authority, access policy public, not traceable of malicious user,we proposed a scheme of…

Cryptography and Security · Computer Science 2020-09-11 Wei Zhang , Yi Wu , Zhishuog Zhang , Hu Xiong , Zhiguang Qin

Attribute-based methods, such as attribute-based access control and attribute-based encryption, make decisions based on attributes possessed by a subject rather than the subject's identity. While this allows for anonymous authorization --…

Cryptography and Security · Computer Science 2023-10-10 Erin Lanus , Charles J. Colbourn , Gail-Joon Ahn

Advanced Persistent Threats (APTs) are sophisticated, targeted cyberattacks designed to gain unauthorized access to systems and remain undetected for extended periods. To evade detection, APT cyberattacks deceive defense layers with…

Cryptography and Security · Computer Science 2024-06-28 Sidahmed Benabderrahmane , Ngoc Hoang , Petko Valtchev , James Cheney , Talal Rahwan

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

Autonomous systems are becoming increasingly prevalent in new vehicles. Due to their environmental friendliness and their remarkable capability to significantly enhance road safety, these vehicles have gained widespread recognition and…

Robotics · Computer Science 2025-07-04 Reem Alhabib , Poonam Yadav

The emergence of various technologies has since pushed researchers to develop new protocols that support high density data transmissions in Wide Area Networks. Many of these protocols are TCP protocol variants, which have demonstrated…

Networking and Internet Architecture · Computer Science 2010-10-26 Danilo Valeros Bernardo , Doan B Hoang

Mobile applications are widely used for online services sharing a large amount of personal data online. One-time authentication techniques such as passwords and physiological biometrics (e.g., fingerprint, face, and iris) have their own…

Cryptography and Security · Computer Science 2023-02-07 Hossein Fereidooni , Jan König , Phillip Rieger , Marco Chilese , Bora Gökbakan , Moritz Finke , Alexandra Dmitrienko , Ahmad-Reza Sadeghi

We construct a new protocol for attribute-based encryption with the use of the modification of the standard secret sharing scheme. In the suggested modification of the secret sharing scheme, only one master key for each user is required…

Cryptography and Security · Computer Science 2020-11-24 M. A. Kudinov , A. A. Chilikov , E. O. Kiktenko , A. K. Fedorov

Internet of Vehicles (IoV) is an intelligent application of IoT in smart transportation, which can make intelligent decisions for passengers. It has drawn extensive attention to improve traffic safety and efficiency and create a more…

Cryptography and Security · Computer Science 2018-11-09 Jingwei Liu , Qingqing Li , Rong Sun , Xiaojiang Du , Mohsen Guizani

Authentication and authorization are critical security layers to protect a wide range of online systems, services and content. However, the increased prevalence of wearable and mobile devices, the expectations of a frictionless experience…

Cryptography and Security · Computer Science 2018-02-21 Tim Van hamme , Vera Rimmer , Davy Preuveneers , Wouter Joosen , Mustafa A. Mustafa , Aysajan Abidin , Enrique Argones Rúa

In light of the GDPR, data controllers (DC) need to allow data subjects (DS) to exercise certain data subject rights. A key requirement here is that DCs can reliably authenticate a DS. Due to a lack of clear technical specifications, this…

Cryptography and Security · Computer Science 2024-04-25 Malte Hansen , Andre Büttner

Wearable accelerometers and gyroscopes encode fine-grained behavioural signatures that can be exploited to re-identify users, making privacy protection essential for healthcare applications. We introduce C-AAE, a compressive anonymizing…

Machine Learning · Computer Science 2025-07-25 Ryusei Fujimoto , Yugo Nakamura , Yutaka Arakawa

Security and privacy of the Internet Domain Name System (DNS) have been longstanding concerns. Recently, there is a trend to protect DNS traffic using Transport Layer Security (TLS). However, at least two major issues remain: (1) how do…

Cryptography and Security · Computer Science 2019-09-26 Yoshimichi Nakatsuka , Andrew Paverd , Gene Tsudik