Tag - Telefonica
Telefónica, Tech Mahindra, BondEvalue join Hyperledger community
Deutsche Telekom, Telefonica, Vodafone trial blockchain for roaming payments
Telefonica to develop blockchain for Spanish tech parks
Blockchain airport ID firm Zamna raises $5 million after deals with Emirates, BA
Major telecoms blockchain consortium unveiled
Telefonica trials blockchain personal data marketplace
SEAT, Telefónica, CaixaBank invite startups to join innovation program
IBM highlights European blockchain projects
