Blockchain NewsSpanish Telecom Joins IBM to Manage International Calls on BlockchainKesarwaniNovember 15, 2018February 7, 2019 by KesarwaniNovember 15, 2018February 7, 20190 According to a press release on 14th Nov, Telefónica – a major telecommunications company in Spain has partnered with IBM for applying blockchain technology to...
