Efficient and Secure Biometric-Based User Authenticated Key Agreement Scheme with Anonymity

Table 2

Security comparison.

Security attributes/Schemes	An	Chou et al.	Chang et al.	Kumari et al.	Kaul & Awasthi’s	Proposed
	[9]	[10]	[12]	[13]	[14]	scheme
User anonymity
Privileged insider attack
Replay attack
Off-line password guessing attack
User impersonation attack
Mutual authentication
Session key Compromise
Password verification process
Convenient password change
No time synchronization