# Massive #Visa Outage Shows the Fragility of Global Payments

'The outage also once again raises the question of how to build more resilient payment networks. "It's impossible to know what exactly happened at Visa, but this outage shows that Visa's internal architecture is, evidently, not sufficiently fault tolerant," Cornell's Gün Sirer says. "In a world where everyone accepts Visa and Mastercard and has come to rely solely on those two, **there is no preparedness when disaster inevitably strikes**."'

#Bitcoin #grownostr #Visa #Mastercard

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