Open Access
Review
Table 7.
Information security countermeasures at reliable-efficient communication layer
| Threats | Countermeasures | Remarks | Representative solutions |
|---|---|---|---|
| Manipulation, hijacking, tampering | Physical layer security mechanisms | 6G | [258–260] |
| with communication data | Connection layer security mechanisms | 6G | [159] |
| Service layer system security | 6G | [159, 261] | |
| Mining attack defense | Blockchain | [262, 263] | |
| Network communication security | Blockchain | [264–266] | |
| Infrastructure security | Blockchain | [267, 268] | |
| Smart contract security | Blockchain | [269] | |
| User data privacy | Reduction of identifiable information | 6G | [159, 270–272] |
| leakage | Secure data storage | 6G | [159, 270–272] |
| Security control of data | 6G | [159, 270–272] | |
| Identity and transaction privacy | Blockchain | [53, 273] | |
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