supported by National Key Research and Development Program(973 Program)(Grant No.2016YFB0800100);National High Technology Research and Development Program of China(863 Program)(Grant No.2015AA016102);Sichuan Province Scientific and Technological Support Project(Grant Nos.2014GZ0017,2016GZ0093);National Natural Science Foundation of China(Grant No.61201128);Fundamental Research Funds for the Central Universities(Grant No.ZYGX2015J009)
Logical key hierarchy (LKH) is the most suitable key management scheme for a large dynamic group . Ref. proposed LKH key management scheme, but it did not discuss how to keep tree balanced when membership changes. R...
supported by National Natural Science Foundation of China(Grant Nos.61572001,61502008);Natural Science Foundation of Anhui Province(Grant No.1508085QF132)
In this study, we propose a novel key management model for localized mobile groups that employ multicasting. The service provisions will not be interrupted while users move among different wire- less network areas, wh...