Bitcoin, Confidential Transactions, Bulletproofs, Privacy, Fungibility.
you: 0.9BTC. When a node of the Bitcoin network validates the transaction it makes sure that 1 = 0.1 + 0.9. Note it’s not exactly correct as there are network fees, but we don’t need to be concerned with that in this article. The idea of Confidential Transactions are based on the realization that