How can blockchain solve Digital Identity?

Whether or not digital identity (DID) becomes a blockchain killer app remains to be seen. The intention is NOT to store your date of birth, passport and credit cards on a blockchain. It’s far simpler than that. Self-sovereign identity is the modern equivalent of user ids, a replacement for using your email address or telephone number as an identity. But the big idea is much more than that, and it’s not limited to consumers.

The problem

The current outrage over Facebook’s sharing of personal information with Cambridge Analytica highlights the centralization issue. There’s a question mark about whether companies take sufficient care of your data. Equifax’s hack shows many companies don’t have adequate security and centralization makes them a target. A better digital identity solution isn’t going to resolve all cybersecurity issues, but it might help.

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