Research Article
DAKEs: Decentralized Authenticated Key Exchange Protocols via Blockchain for Smart City
Table 2
Security property comparison.
| Protocol | Static secrecy | Perfect forward secrecy | Implicit authenticity | Explicit authenticity | Identity protection | Deniability |
| smartDHX [12] | | | | | | | Bitcoin-based AKE [14] | | | | | | | DAKE1 | | | | | | | DAKE2 | | | | | | | DAKE3 | | | | | | | DAKE4 | | | | | | | DAKE5 | | | | | | |
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