Asynchronous Group Authentication Based on Geometric Approach

Table 2

Comparison with other group authentication.

	Manage mode	Threshold restriction	Information rate	Basic theory
Literature[4]	Centralized		∖	Public key algorithm
Literature[10]	Distributed		<1	Lagrange interpolation
Literature[12]	Distributed		1	Chinese remainder theorem
Literature[13]	Centralized		<1	Lagrange interpolation
Our scheme	Distributed		1	Sphere renconstruction