Flashnotes @SecDev

Flashnotes @SecDev

The Cryptocurrency Economy Has a Quantum Problem

Digital currencies have become the de facto banking system for the unbanked, the sanctioned, and the stateless; Google's research published today suggests the cryptography holding that system together

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SecDev
Apr 02, 2026
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By Rafal Rohozinski

Cryptocurrency has a reputation problem. To its critics, it remains a speculative casino for technologists with libertarian convictions and a low appetite for regulatory oversight. To its defenders, it represents the first serious challenge to a global financial architecture that has, for decades, served the wealthy, the connected, an…

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