This is a dive in to Shield (XSH) cryptocurrency. This problem is: Current transactions which use ECDS reveal the users address in the process, exposing the crack-able ECDS signature. The Solution is:

What is NEXUS? NEXUS EARTH is a quantum-proof cryptocurrency that relies on SHA3, a cryptographic algorithm way more secure than SHA256(the one used by Bitcoin, Ethereum and most of other cryptos).Also