the.com/mix networks
the internet's game of telephone, played on purpose to keep secrets safe.
means a system that routes encrypted messages through multiple relay servers, each shuffling and delaying traffic so no one can trace who sent what to whom.
from proposed by david chaum in 1981, before email spam was even a problem, as a way to send untraceable electronic mail by bouncing messages through a chain of servers that each strip a layer of encryption and reorder the batch.
inventorsame guy who invented digital cash
tor's cousintor hides routes, mixnets hide timing too
batching trickmessages wait and shuffle to foil timing attacks
real usepowers privacy coins and anonymous messaging today