Providing user authentication services using blockchain-based software technology for users to digitally sign documents using computers and mobile devices; Authentication of data in the field of e-commerce transactions and attendance verification using blockchain technology

'attend':34 'authent':3,22 'base':8 'blockchain':7,37 'blockchain-bas':6 'commerc':31 'comput':18 'data':24 'devic':21 'digit':14 'document':16 'e':30 'e-commerc':29 'field':27 'mobil':20 'provid':1 'servic':4 'sign':15 'softwar':9 'technolog':10,38 'transact':32 'use':5,17,36 'user':2,12 'verif':35

BLOKUSIGN

Owner

Goods & Services