Protecting the ‘right to be forgotten’ in the age of blockchain

There’s been a lot of hype about blockchain over the past year. Although best known as the technology that underpins Bitcoin, blockchain is starting to disrupt other industries, from supply chains to energy trading.

One of the key selling points of blockchain is that once data is added to the chain, it can’t be changed or removed. This makes blockchain trustworthy.

But this same immutability makes blockchain problematic in a world where privacy laws require companies to delete your data from databases once it has served its purpose. This is known in some jurisdictions as the “right to be forgotten”.

We have designed a blockchain in which users can remove their data from the database without violating blockchain’s consistency.

There is currently a growing market of Internet of Things devices, from smart homes and self-driving cars to voice assistants and smart energy meters. These devices continuously collect digital biographies of our lives. As this data is increasingly being stored on blockchains, the tension between blockchain and the right to be forgotten will only increase. Our tool could help. ..Read More..

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