US bank ##note company Capital One has filed an application with the US Patent and Trademark Office for a system that uses blockchain technology for user authentication . An example of a previous application , the latest application proposed a non - repudiable system using " multiple blockchain - based member accounts " , in which personal data , stored on a blockchain , can be shared on a limited basis to facilitate and speed up the identity authentication process .
US bank holding company Capital One has filed an application with the US Patent and Trademark Office for a system that uses blockchain technology for user authentication. An extension of a 2017 application, the latest document proposed a non-repudiable solution using "multiple blockchain-based member platforms", in which personal data, stored on a blockchain, can be shared on a limited basis to facilitate and speed up the identity authentication process.