In other words: What is BlockChain solving? My answer: it solves non-repuduation without a third trusted party.
Correct? GF Gerard Freriks +31 620347088 [email protected] Kattensingel 20 2801 CA Gouda the Netherlands > On 14 Nov 2017, at 17:31, Pieter Bos <[email protected]> wrote: > > One problem with blockchain is that people think every blockchain is secure, > anonymous and decentralized – but that really depends on the specific > implementation. > > You can probably still create a proof of something-that-is-not-work-or-space > that is reasonably decentralized, given you have enough independent parties > who can authorize blocks, a mechanism to decide how to trust new authorizing > parties and a good tamper-proof protocol including for example strict rate > limiting. > > But the very nature of storing healthcare related data in a public blockchain > seems very tricky to me anyway – almost any implementation would need to be > able to handle attacks where you link multiple pieces of data to the same > person or party without having explicit permission to do so. > Regards, > > Pieter Bos
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