Patents by Inventor Ga Hye KIM

Ga Hye KIM 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 with enhanced security
    Patent number: 9756040
    Abstract: A user authentication method with enhanced security is provided. The method includes generating a first common authentication key if a user of the user terminal enters a private password and providing the generated first common authentication key to an authentication server, registering the first common authentication key and user information by matching the first common authentication key with the user information, generating a second common authentication key in real time if the user enters the private password, generating a server authentication key, generating first server authentication information by calculating a one time password (OTP) by using the server authentication key as an operation key, generating a user authentication key, generating first user authentication information by calculating an OTP by using the user authentication key as an operation key, and performing user authentication based on whether the first server authentication is identical to the first user authentication.
    Type: Grant
    Filed: January 2, 2017
    Date of Patent: September 5, 2017
    Assignee: SSenSton Inc.
    Inventors: Chang Hun Yoo, Min Gyu Kim, Un Yeong Heo, Ga Hye Kim
  • USER AUTHENTICATION METHOD WITH ENHANCED SECURITY
    Publication number: 20170195320
    Abstract: A user authentication method with enhanced security is provided. The method includes generating a first common authentication key if a user of the user terminal enters a private password and providing the generated first common authentication key to an authentication server, registering the first common authentication key and user information by matching the first common authentication key with the user information, generating a second common authentication key in real time if the user enters the private password, generating a server authentication key, generating first server authentication information by calculating a one time password (OTP) by using the server authentication key as an operation key, generating a user authentication key, generating first user authentication information by calculating an OTP by using the user authentication key as an operation key, and performing user authentication based on whether the first server authentication is identical to the first user authentication.
    Type: Application
    Filed: January 2, 2017
    Publication date: July 6, 2017
    Inventors: Chang Hun YOO, Min Gyu KIM, Un Yeong HEO, Ga Hye KIM