scholarly journals Privacy-Preserving Authentication Scheme for Roaming Service in Global Mobility Networks

2021 ◽  
Vol 13 (5) ◽  
pp. 111-128
Author(s):  
Sung Woon Lee ◽  
Hyunsung Kim

With the rapid development of mobile intelligent technologies and services, users can freely experience ubiquitous services in global mobility networks. It is necessary to provide authentications and protection to the privacy of mobile users. Until now, many authentication and privacy schemes were proposed. However, most of the schemes have been exposed to some security problems. Recently, Madhusudhan and Shashidhara (M&S) proposed a lightweight authentication scheme, denoted as the M&S scheme, for roaming services in global mobility networks. This paper shows that the M&S scheme has security flaws including two masquerading attacks and a mobile user trace attack. After that, we propose a privacypreserving authentication scheme for global mobility networks. The proposed scheme not only focused on the required security but also added privacy concerns focused on anonymity based on a dynamic pseudonym, which is based on exclusive-or operation, hash operation and symmetric key cryptography. Formal security analysis is performed based on Burrow-Abadi-Needdham (BAN) logic and the ProVerif tool, which concludes that the proposed scheme is secure. The analysis shows that the proposed authentication scheme is secure and provides privacy with a reasonable performance.

Cryptography ◽  
2021 ◽  
Vol 5 (4) ◽  
pp. 35
Author(s):  
Suvidha K. S. ◽  
Jothi Rangasamy ◽  
Shyam S. Kamath ◽  
Cheng-Chi Lee

The design and implementation of two-factor schemes designed for roaming mobile users for global mobility networks in smart cities requires attention to protect the scheme from various security attacks, such as the replay attack, impersonation attack, man-in-the-middle attack, password-guessing attack and stolen-smart-card attack. In addition to these attacks, the scheme should achieve user anonymity, unlinkability and perfect forward secrecy. In the roaming scenario, as mobile users are connected to the foreign network, mobile users must provide authentication details to the foreign network to which they are connected. The foreign network forwards the authentication messages received from the mobile users to their home network. The home network validates the authenticity of the mobile user. In the roaming scenario, all communication between the three entities is carried over an insecure channel. It is assumed that the adversary has the capabilities to intercept the messages transmitted over an insecure channel. Hence, the authentication scheme designed must be able to resist the above-mentioned security attacks and achieve the security goals. Our proposed scheme ES-HAS (elliptic curve-based secure handover authentication scheme) is a two-factor authentication scheme in which the mobile user possesses the password, and the smart card resists the above-mentioned security attacks. It also achieves the above-mentioned security goals. We also extended our two-factor authentication to a multi-factor authentication scheme using the fingerprint biometric technique. The formal security analysis using BAN logic and the formal security verification of the proposed scheme using the widely accepted AVISPA (automated validation of internet security protocols and applications) tool is presented in this article. In comparison with the related schemes, the proposed scheme is more efficient and robust. This makes the proposed scheme suitable for practical implementation.


Sensors ◽  
2022 ◽  
Vol 22 (2) ◽  
pp. 647
Author(s):  
Bin Ma ◽  
Shichun Yang ◽  
Zheng Zuo ◽  
Bosong Zou ◽  
Yaoguang Cao ◽  
...  

The rapid development of intelligent networked vehicles (ICVs) has brought many positive effects. Unfortunately, connecting to the outside exposes ICVs to security threats. Using secure protocols is an important approach to protect ICVs from hacker attacks and has become a hot research area for vehicle security. However, most of the previous studies were carried out on V2X networks, while those on in-vehicle networks (IVNs) did not involve Ethernet. To this end, oriented to the new IVNs based on Ethernet, we designed an efficient secure scheme, including an authentication scheme using the Scalable Service-Oriented Middleware over IP (SOME/IP) protocol and a secure communication scheme modifying the payload field of the original SOME/IP data frame. The security analysis shows that the designed authentication scheme can provide mutual identity authentication for communicating parties and ensure the confidentiality of the issued temporary session key; the designed authentication and secure communication scheme can resist the common malicious attacks conjointly. The performance experiments based on embedded devices show that the additional overhead introduced by the secure scheme is very limited. The secure scheme proposed in this article can promote the popularization of the SOME/IP protocol in IVNs and contribute to the secure communication of IVNs.


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