Abedelaziz Mohaisen Ik Rae Jeong Dowon Hong Nam-Su Jho DaeHun Nyang Data Randomization for Lightweight Secure Data Aggregation in Sensor Network. 338-351 2008 UIC http://dx.doi.org/10.1007/978-3-540-69293-5_27 conf/uic/2008 db/conf/uic/uic2008.html#MohaisenJHJN08