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Redactable blockchain… Wait, what?
This was my reaction when I was first introduced to the topic. Although there isn’t a hot discussion surrounding the concept, it’s worth exploring it. That’s why I thought it would be meaningful to share some information on the motivation behind the idea, several solutions that were introduced by researchers, and why I think it […]
Cryptocurrencies and privacy [part 2]
Privacy-enhancing cryptocurrencies While the previous blog post concerned itself with privacy-enhancing Bitcoin-compatible protocols, in this one we will analyze a different approach to increase privacy, namely privacy-enhancing cryptocurrencies. The main distinguishing features of them are: They improve on older cryptocurrencies by placing privacy at the core of their new design They aren’t backward compatible since […]
Cryptocurrencies and privacy [part 1]
Privacy-enhancing Bitcoin-compatible protocols Nowadays, privacy has become such an important topic within the many technologies we use in our lives that it’s only natural for us to ask the question: Where does privacy stand in the world of cryptocurrencies? The intuitive answer of many people unfamiliar with blockchain technology is that cryptocurrencies provide full anonymity […]

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