Table 2 Authentication classes for SP-side entities as illustrated in Figure 2
Class | Authentication of SP-side entities |
|---|---|
[ P→U] | Service provider (P) authentication by the human user (U) |
[ P→C] | Service provider (P) authentication by the user client (C) |
[ S→U] | Server (S) authentication by the human user (U) |
(here called cognitive server authentication) | |
[ S→C] | Server (S) authentication by the user client (C) |