Table 1 Comparisons among similar SQKD protocols
Noise tolerance under quantum and classical users | Noise tolerance under two classical users | Suitable for quantum and classical users | Suitable for two classical users | |
|---|---|---|---|---|
Ref. [9] | 5.34% | – | ✓ | ✕ |
Ref. [10] | 9.65% | – | ✓ | ✕ |
Ref. [11] | 11% | – | ✓ | ✕ |
Ref. [12] | 11.8% | – | ✓ | ✕ |
Ref. [25] | – | 13.04% | ✕ | ✓ |
Ref. [26] | – | – | ✕ | ✓ |
Ref. [27] | – | – | ✕ | ✓ |
Ref. [28] | – | – | ✕ | ✓ |
Ref. [29] | – | 9.17% | ✕ | ✓ |
Our protocol | 12.75% | 8.77% | ✓ | ✓ |