Research Article
[Retracted] An Anonymous Authentication Scheme in VANETs of Smart City Based on Certificateless Group Signature
| Scheme | Length of public key | Signature length | Joining cost | Revocation cost | Signature cost | Verification cost |
| LPY [4] | O (1) | O (1) | O (N) | O (1) | O (1) | O (1) | YJD [11] | O (1) | O (1) | O (N) | O (1) | O (N) | O (1) | This scheme | O (1) | O (1) | O (N) | O (N) | O (1) | O (1) |
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