Blockchain-based payment verification services; Cryptocurrency exchange services featuring blockchain; Online banking services accessible by means of downloadable mobile applications

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Providing user authentication services using blockchain-based software technology for cryptocurrency transactions

'authent':3 'base':8 'blockchain':7 'blockchain-bas':6 'cryptocurr':12 'provid':1 'servic':4 'softwar':9 'technolog':10 'transact':13 'use':5 'user':2

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