Research Article
An Improved Broadcast Authentication Protocol for Wireless Sensor Networks Based on the Self-Reinitializable Hash Chains
Table 3
The consumptions in SRHC-TD and the RHCs.
| | | Storage method | The whole chain | The seed |
| | RHC [28] | Initialization | Computation | | | | Communication | | | | Publication and verification and recombination | Computation | | | | Communication | | |
| | SUHC [29] | Initialization | Computation | | | | Communication | | | | Publication and verification and recombination | Computation | | | | Communication | | |
| | SRHC [30] | Initialization | Computation | | | | Communication | | | | Publication and verification and recombination | Computation | | | | Communication | | |
| | SRHC-TD | Initialization | Computation | | | | Communication | | | | Publication and verification and recombination | Computation | | | | Communication | | |
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