#zcoin’s new anonymous payment system, Lelantus
▻https://hackernoon.com/zcoins-new-anonymous-payment-system-lelantus-23b27a450a9?source=rss----3
This is a summary of Lelantus, the anonymous payment system coming up as a replacement of Zcoin’s current protocol Zerocoin. Lelantus hides transaction amounts and participants without a trusted setup and relies on simpler cryptographic primitives compared to something like Zcash. It also removed the need for spending or creating fixed denomination coins present in the current Zerocoin protocol and the need for RSA accumulators corresponding to each denomination.The basic idea in Lelantus is similar to Monero (and some others) where the spender while spending a coin hides “his” coin among a set of coins (not necessarily “owned” by him) and proves to the ledger (blockchain) that he “owns” a coin in this set and the coin has not been spent yet. This set of coins is called the anonymity set for (...)
#cryptography #cryptocurrency #zero-knowledge-proofs #crypto