How Brazil's Central Bank Protects User Privacy in Its CBDC (DREX)
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When the Central Bank of Brazil announced that Drex would arrive with programmable money, my inbox filled with one recurring question: "Will the government watch every transaction I make?" As someone who has spent two decades bridging blockchain architecture and digital forensics, I understand the fear — and I also see why the technical answer is far more nuanced than the headlines suggest. Privacy is not an afterthought in Brazil's Central Bank Digital Currency (CBDC). It is arguably the singl