Blocktac
@blocktac
In Blocktac we use #blockchain to certify your knowledge and experience, issuing credentials in digital format, inviolable and verifiable immediately #Startup
27-01-2018 17:05:05
235 Tweets
227 Followers
127 Following
@blocktac
In Blocktac we use #blockchain to certify your knowledge and experience, issuing credentials in digital format, inviolable and verifiable immediately #Startup
27-01-2018 17:05:05
235 Tweets
227 Followers
127 Following