发明名称 License managing method and device
摘要 A license managing device sets a security area for storing a license file, maintains the security area as an encoded file in an inactive state of the security area by encoding the security area, maintains the security area as a directory in an active state of the security area by decoding the security area, and encodes a license file by using a file encoding key according to the user's request and stores the same in a security area in an active state of the security area.
申请公布号 US8341414(B2) 申请公布日期 2012.12.25
申请号 US20090617185 申请日期 2009.11.12
申请人 LEE SANG-WOO;KIM SIN HYO;CHUNG BYUNG HO;CHO HYUNSOOK;ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 发明人 LEE SANG-WOO;KIM SIN HYO;CHUNG BYUNG HO;CHO HYUNSOOK
分类号 H04L9/32 主分类号 H04L9/32
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