Blockchain and BitCoin are always discussed together, but this article gives a different take on use of blockchains.
I think Blockchain can be effectively put to use like DNS(that doles out name to IP mapping) as the lookup for who is authoritative resource for the security and rights of a Digital Document and others can offer the same document cached from their repository!.
As mentioned in article this becomes very critical in distributed, semi-connected environments like Industrial IoT and healthcare where centralized data management increases the risk of attack can be highly dangerous!.
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