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1、*College of Compute Science and Technology1Broadcast Authentication in Wireless Sensor Networks*College of Compute Science and Technology2u Wireless Sensor NetworkspWireless sensor networks are being used in a wide variety of applications,sensor networks are composed of one or more base stations and
2、 a number of sensor nodes. The base stations serve as the commanders and the data sinks, which broadcast commands to sensors; the sensor nodes, upon receiving those commands, will send the results back to the base stations.Typical multi-hop wireless sensor network architecture*College of Compute Sci
3、ence and Technology3u Broadcast AuthenticationpBroadcast authentication is an important functionality in sensor networks，broadcast authentication aims at achieving message authentication to confirm that the message has not been modified while in transit from the sender to the receiver. Malicious node
