Mutual authentication apparatus and method in downloadable conditional access system

A mutual authentication method in a Downloadable Conditional Access System (DCAS) is provided. The mutual authentication method may receive authentication-related information about authentication between an authentication unit and a security module (SM) from a Trusted Authority (TA), generate an aut...

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Bibliographic Details
Main Authors JEONG YOUNG HO, KWON O HYUNG, KIM HEEJEONG, KWON EUN JUNG, LEE SOO IN, KIM SOON CHOUL, KOO HAN SEUNG
Format Patent
LanguageEnglish
Published 03.02.2015
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:A mutual authentication method in a Downloadable Conditional Access System (DCAS) is provided. The mutual authentication method may receive authentication-related information about authentication between an authentication unit and a security module (SM) from a Trusted Authority (TA), generate an authentication session key using the authentication-related information, transmit the authentication session key by the authentication unit to the SM through a Cable Modem Termination System (CMTS), and control a Conditional Access System (CAS) software to be downloaded to the SM from the authentication unit, when the authentication is completed by the authentication session key.
Bibliography:Application Number: US20090643054