Research Article
An Efficient Pairing-Free Certificateless Signature Scheme with KGC Trust Level 3 for Wireless Sensor Network
Table 4
A comparative summary: security.
| Scheme | Security level 2 | Security level 3 |
| Jia et al. [14] | No [15] | No | Du et al. [15] | Yes | No | Thumbur et al. [16] | No [17] | No | Xu et al. [17] | Yes | No | Our scheme | Yes | Yes |
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