1. A lightweight biometrics based remote user authentication scheme for IoT services
Source: Journal of Information Security and Applications Volume 34, Part 2, June 2017, Pages
Authors: Parwinder KaurDhillon , SheetalKalra
Speaker: Yao-Zhu Zheng
Date: 2019/01/10

2. Outline
Introduction
Proposed scheme
Experimental results
Conclusions

3. Introduction(1/4)
IoT
Authentication
Biometrics

4. Introduction(2/4)
IoT

5. Introduction(3/4)
Authentication

6. Introduction(4/4) Biometrics Universal Distinctive Persistent
Collectable

7. Proposed scheme (1/7) User registration phase Login phase
Authentication phase
Password change phase

8. Proposed scheme (2/7)

9. Proposed scheme (3/7) User registration phase
Select IDi, PWi

10. Proposed scheme (4/7) User registration phase

11. Proposed scheme (5/7) Login phase
MPi* = H(ri||PWi*)
MBi* = h(ri||Bi*)

12. Proposed scheme (6/7) Authentication phase
zi* = fi ⊕ xi*
Qi = H(yi*||zi*||Xgu||TS1) )
Vi =H( H((ei ⊕xi)||zi||Xgu||TS1)||TS1||TS2||TS3)

13. Proposed scheme (7/7) Password change phase

14. Experimental results(1/3)
Th : Cryptographic one-way hash function
TD/E : Symmetric key decryption/encryption algorithm

15. Experimental results (2/3)

16. Experimental results (3/3)
Y An
Security analysis and enhancements of an effective biometric-based remote user authentication scheme using smart cards
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17. Conclusions
The proposed protocol is lightweight, making the protocol highly suitable for the resource constrained devices in IoT.