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A tree key graph design scheme for hierarchical multi-group access control

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3 Author(s)
Han-Seung Koo ; Broadcasting Syst. Res. Dept., Electron. & Telecommun. Res. Inst., Daejeon, South Korea ; O-Hyung Kwon ; Sung-Woong Ra

A tree key graph design scheme for hierarchical multi-group access control with low communication overhead is presented. A simulation result shows that the proposed scheme can reduce a communication overhead up to about 15.2% compared to the previously proposed scheme.

Published in:

Communications Letters, IEEE  (Volume:13 ,  Issue: 11 )