Research Article
A General Architecture for Multiserver Authentication Key Agreement with Provable Security
Table 3
Comparative summary: communication costs.
| | Protocols | computation cost |
| | Sood et al. [28] | 4 messages (2240 bits) | | Lee et al. [27] | 3 messages (1120 bits) | | Li et al. [29] | 4 messages (2720 bits) | | proposed protocol | 5 messages (2080 bits) |
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