Mimblewimble Attacked Using $60 Per Week on AWS

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Ivan Bogatyy of Dragonfly Research says he was able to use as little as $60 per week on Amazon Web Services (AWS) to expose a critical vulnerability on the Mimblewimble (MW) privacy architecture. This flaw in the MW protocol may dent the network’s aspiration of being a viable alternative to other privacy-focused blockchains like ZCash and Monero. Massive Mimblewimble Flaw Uncovered In a Medium post published on Monday (November 18, 2019), Bogatty revealed that he was able to expose the participating addresses in 96% of Grin transactions on MW. According to Bogatyy, this exploit of the MW protocol only cost $60 per week on AWS — Amazon’s cloud computing platform. I just published a new attack that breaks Mimblewimble's privacy model. This attack traces 96% of all sender and recipient addresses in real time. Here's a summary and what it means for the future of privacy coins:https://t.co/tsIDLyfpzp — Ivan Bogatyy…

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