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Registered KEY MANAGING SYSTEM AND METHOD FOR SENSOR NETWORK SECURITY

센서 네트워크 보안을 위한 키 관리 방법
이미지 확대
Inventors
Ko Seok Kap, Son Seung Chul, Oh Seung-Hun, Lee Byung-Tak, Kim Young Sun
Application No.
14265985 (2014.04.30)
Publication No.
20150139425 (2015.05.21)
Registration No.
9356776 (2016.05.31)
Country
UNITED STATES
Project Code
13ZC1200, Green IT convergence Technologies Development, Lee Soo In
Abstract
Disclosed are a key managing system and method for sensor network security. The key managing system includes a secret key transmitter configured to transmit a portion of a secret key map, stored in a node, to a correspondent node, and transmit the secret key map of the node to the correspondent node by using the transmitted portion of the secret key map and an authenticator configured to acquire a trust level of the correspondent node which indicates a ratio of a total size of the secret key map of the node and a size of the secret key map transmitted to the correspondent node, compare the acquired trust level of the correspondent node and a threshold value, and authenticate the correspondent node and a message acquired from the correspondent node by using the comparison result.
KSP Keywords
Sensor networks, Threshold Value, Trust Level, network security, secret key, sensor network security
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Status Patent Country KIPRIS
Registered System and the Method of Key Management for Sensor Network Security KOREA KIPRIS