Protocol | paper [3] | paper [4] | VBTP |
communication round | 4 | 3 | 4 |
random number | 2 | 2 | 2 |
exponentiation | 7 | 9 | 6 |
hash function | 6 | 10 | 6 |
XOR computation | 4 | 4 | 8 |