The protocol is expensive; it took 2 days with 6 people. After a certain point, it's not practical to add more participants without increasing risk. It requires gigabytes worth of communication per participant and many millions of curve operations.
The protocol is expensive; it took 2 days with 6 people. After a certain point, it's not practical to add more participants without increasing risk. It requires gigabytes worth of communication per participant and many millions of curve operations.