Patents by Inventor Min-Chol Song

Min-Chol Song 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).

  • Security authentication system and method
    Patent number: 8024559
    Abstract: Authentication system and method are provided. The authentication system includes: a server configured to provide at least two security levels and configured to transmit one of at least two security modules corresponding to the security level of a user terminal, via communications network, to the user terminal based, at least in part, upon an environment of the user terminal; and an authentication server communicatively linked with the server and configured to perform a user authentication in response to a user authentication request from the user terminal. Accordingly, various hackings can be prevented and the user authentication can be accomplished with user's convenience and security.
    Type: Grant
    Filed: April 7, 2008
    Date of Patent: September 20, 2011
    Assignee: NHN Business Platform Corporation
    Inventors: Young-Sik Jung, In-Hyuk Choi, Min-Chol Song, Jong-Won Paek, Sung-Ho Lee, Sang-Hee Bang, Sang-Hun Jeon
  • SECURITY AUTHENTICATION SYSTEM AND METHOD
    Publication number: 20090259839
    Abstract: Authentication system and method are provided. The authentication system includes: a server configured to provide at least two security levels and configured to transmit one of at least two security modules corresponding to the security level of a user terminal, via communications network, to the user terminal based, at least in part, upon an environment of the user terminal; and an authentication server communicatively linked with the server and configured to perform a user authentication in response to a user authentication request from the user terminal. Accordingly, various hackings can be prevented and the user authentication can be accomplished with user's convenience and security.
    Type: Application
    Filed: April 7, 2008
    Publication date: October 15, 2009
    Applicant: NHN CORPORATION
    Inventors: Young-Sik Jung, In-Hyuk Choi, Min-Chol Song, Jong-Won Paek, Sung-Ho Lee, Sang-Hee Bang, Sang-Hun Jeon