Telefónica, Deutsche Telekom and Vodafone Use Blockchain for Roaming Settlement

Spain’s Telefónica, Deutsche Telekom and U.K. provider Vodafone have finalized a trial blockchain solution for the settlement of roaming discount agreements.

Source: https://cointelegraph.com/news/telefonica-deutsche-telekom-and-vodafone-use-blockchain-for-roaming-settlement

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