METHOD AND SYSTEM FOR DISTRIBUTING GROUP KEY IN VIDEO CONFERENCE SYSTEM

Provided are a system and method for distributing a group key for a video conference using a one-time password in a video conference system. The method includes: when a video terminal is required to participate in a video conference, generating a challenge value and a response value corresponding to...

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Bibliographic Details
Main Authors YI SANG YI, LEE TAEK KYU, HONG CHANG SU
Format Patent
LanguageEnglish
Published 18.06.2009
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:Provided are a system and method for distributing a group key for a video conference using a one-time password in a video conference system. The method includes: when a video terminal is required to participate in a video conference, generating a challenge value and a response value corresponding to the video terminal; encrypting a group key corresponding to the video conference with the response value, and transmitting the encrypted group key and the challenge value to the video terminal; and causing the video terminal to participate in the video conference in response to an acknowledgement message from the video terminal. This results in high user friendliness and high-level security.
Bibliography:Application Number: US20080171662