Zcoin’s team has released Zcoin 13.8.1 which will activate Sigma privacy protocol on block 182,030 or approximately 23 July 2019.
If you are using Zcoin wallet, make sure to back the wallet.dat file before the upgrade.
The Sigma privacy protocol represents a very important innovation in blockchain privacy as it combines the high privacy of zero knowledge proof schemes without many of its associated drawbacks. It provides a compelling alternative to zkSNARKs which has very high anonymity and great performance but does this at the cost of trusted setup, exotic cryptography and complicated constructions that are prone to errors.
Zcoin is a decentralized, digital currency that primarily focuses on the privacy and anonymity. It is the first cryptocurrency that fully implemented Zerocoin protocol. its ticker “XZC”.
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