Study on Delay Optimization of Fog Computing Edge Nodes Based on the CPSO-LB Algorithm

Table 1

Comparison of identity authentication performance and security.

Program	Pair operation	Point multiplication	Communication times	Φ1	Φ2	Φ3	Φ4
Literature [16]	0	5	2	√	√	√	×
Literature [17]	0	2	4	√	√	√	×
Literature [18]	0	5	3	√	√	√	×
Literature [19]	1	5	2	√	√	×	×
Literature [20]	0	5	2	√	√	√	√
Literature [21]	0	5	2	√	√	√	√
This article	0	4	2	√	√	√	√