Patents by Inventor Woo Yong SEO

Woo Yong SEO has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • User authentication method for enhancing integrity and security
    Patent number: 10270762
    Abstract: Disclosed is a user authentication method including at least: (1) performing a primary conversion to generate a first common authentication key and performing a secondary conversion to provide an encrypted first common authentication key, and registering the encrypted first common authentication key; (2) generating a first server authentication key, and performing an OTP operation on the first server authentication key to generate first server authentication information; (3) performing a primary conversion to generate a second common authentication key, performing a secondary conversion to generate an encrypted second common authentication key, generating a first user authentication key, and performing an OTP operation on the first user authentication key to generate first user authentication information; and (4) performing a user authentication or an authentication of the authentication server for determining a genuineness of the authentication server, based on coincidence of the first server authentication
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: April 23, 2019
    Assignee: SSenStone Inc.
    Inventors: Chang Hun Yoo, Un Yeong Heo, Min Gyu Kim, Woo Yong Seo
  • USER AUTHENTICATION METHOD FOR ENHANCING INTEGRITY AND SECURITY
    Publication number: 20170318011
    Abstract: Disclosed is a user authentication method including at least: (1) performing a primary conversion to generate a first common authentication key and performing a secondary conversion to provide an encrypted first common authentication key, and registering the encrypted first common authentication key; (2) generating a first server authentication key, and performing an OTP operation on the first server authentication key to generate first server authentication information; (3) performing a primary conversion to generate a second common authentication key, performing a secondary conversion to generate an encrypted second common authentication key, generating a first user authentication key, and performing an OTP operation on the first user authentication key to generate first user authentication information; and (4) performing a user authentication or an authentication of the authentication server for determining a genuineness of the authentication server, based on coincidence of the first server authentication
    Type: Application
    Filed: March 20, 2017
    Publication date: November 2, 2017
    Inventors: Chang Hun YOO, Un Yeong HEO, Min Gyu KIM, Woo Yong SEO