Research Article
A Secure Certificateless Signature Scheme for Space-Based Internet of Things
Table 3
Comparison of CLS schemes for satellite-to-satellite nodes.
| Scheme | Sign | Verify | Type | Security against | Security against | Signature size |
| Du’s et al. [34] | | | Without bilinear pairs | Super | Super | | Thumbur’s et al. [35] | | | Without bilinear pairs | Insecure | Super | | Xu’s et al. [36] | | | Without bilinear pairs | Super | Super | | Hassouna’s et al. [31] | | | With bilinear pairs | Insecure | Strong | | CSP | | | With bilinear pairs | Super | Super | |
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