Table 2.
Comparison in terms of Cost, Universality, and Attack.
| Protocols | Du4 | Chen5 | Zhang6 | Zhang7 | Shi8 | Shi9 | Zhang10 | Liu11 | Yang12 | Jiao13 | Proposed | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Operation | Summ. | Summ. | Summ. | Summ. | Summ. | Multi. | Summ. | Summ. | Summ. | Summ. | Summ. | Multi. | Summ. | Multi. | |||
| Performance Parameters | Costs | Comt. | QFT | — | — | — | — | 1 | 1 | — | — | — | n | — | — | 1 | 1 |
| QFT−1 | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | |||
| Unitary Operation | — | 1 | 1 | — | n − 1 | n − 1 | — | — | — | — | n | n | t − 1 | n − 1 | |||
| Measure Operation | — | — | — | — | 2 | 2 | — | n | n | n | n | n | t | t | |||
| Com. | Message Particle | — | — | — | — | — | — | — | — | — | — | — | — | t − 1 | t − 1 | ||
| Decoy Particle | — | — | — | — | n | n | — | — | n | n − 1 | n | n | — | — | |||
| Univ. | Model | (n, n) | (n, n) | (n, n) | (n, n) | (n, n) | (n, n) | (n, n) | (n, n) | (n, n) | (n, n) | (n, n) | (n, n) | (t, n) | (t, n) | ||
| Modulo | n + 1 | 2 | 2 | 2 | N | N | — | 2 | 2 | d | N | N | d | d | |||
| Qubits | — | — | — | — | — | 2 | — | — | — | — | — | ||||||
| Type of Computation | b-by-b | b-by-b | b-by-b | b-by-b | s-by-s | s-by-s | b-by-b | b-by-b | b-by-b | s-by-s | b-by-b | b-by-b | s-by-s | s-by-s | |||
| Attacks | IR | — | Yes | Yes | Yes | Yes | Yes | — | Yes | Yes | Yes | Yes | Yes | Yes | Yes | ||
| Collusion | — | Yes | No | No | — | — | — | Yes | — | Yes | — | — | Yes | Yes | |||
| EM | — | — | Yes | — | Yes | Yes | — | — | Yes | Yes | Yes | Yes | Yes | Yes | |||
| Collective | — | — | — | — | — | — | — | — | — | — | — | — | Yes | Yes | |||
| Coherent | — | — | — | — | — | — | — | — | — | — | — | — | Yes | Yes | |||