Heesuk Son Namyong Kang Bumjin Gwak Dongman Lee An adaptive IoT trust estimation scheme combining interaction history and stereotypical reputation. 349-352 2017 CCNC https://doi.org/10.1109/CCNC.2017.7983132 conf/ccnc/2017 db/conf/ccnc/ccnc2017.html#SonKGL17