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Blockchain for Identity Management: Early Examples

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Early experiments are demonstrating how blockchain, the distributed and immutable ledger behind virtual currencies, potentially could play an important role in identity management, says Avivah Litan, a Gartner Research analyst.

"The issue with identity management is how do you know how you're going to trust this person who's trying to gain access to your system?" Litan says. "Blockchain allows people who don't trust each other to work together, and this is a perfect application - identity management makes sense on the blockchain."

However, blockchain isn't a silver bullet for identity management - particularly in a scenario where the blockchain is private and therefore susceptible to third-party manipulation, Litan explains in an interview with Information Security Media Group.

"With private blockchains, there are people who maintain control," Litan notes. "If you have a central authority, that central authority can write transactions to the blockchain; they can...(continued)

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