Patents by Inventor Han Eung Hwang

Han Eung Hwang 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).

  • OTP-based authentication system and method
    Patent number: 9503453
    Abstract: Disclosed is an authentication system and method. The authentication system according to one embodiment of the present disclosure comprises a transceiver for receiving an authentication request including a client-side OTP and encoded account information from a client, and transmitting the result of the authentication performed in accordance with the authentication request to the client; a decoder for decoding the encoded account information so as to compute the account information of the client and an authentication request time; a server-side OTP generator for generating a server-side OTP using the computed account information of the client and authentication request time; and an authenticator for comparing the client-side OTP included the authentication request and the server-side OTP in order to authenticate the client.
    Type: Grant
    Filed: June 21, 2013
    Date of Patent: November 22, 2016
    Assignee: SAMSUNG SDS CO., LTD.
    Inventors: Seong Dae Song, Han Eung Hwang, Seung Kuk Kim
  • OTP-BASED AUTHENTICATION SYSTEM AND METHOD
    Publication number: 20150172280
    Abstract: Disclosed is an authentication system and method. The authentication system according to one embodiment of the present disclosure comprises a transceiver for receiving an authentication request including a client-side OTP and encoded account information from a client, and transmitting the result of the authentication performed in accordance with the authentication request to the client; a decoder for decoding the encoded account information so as to compute the account information of the client and an authentication request time; a server-side OTP generator for generating a server-side OTP using the computed account information of the client and authentication request time; and an authenticator for comparing the client-side OTP included the authentication request and the server-side OTP in order to authenticate the client.
    Type: Application
    Filed: June 21, 2013
    Publication date: June 18, 2015
    Applicant: SAMSUNG SDS CO., LTD.
    Inventors: Seong Dae Song, Han Eung Hwang, Seung Kuk Kim