http://itpro.nikkeibp.co.jp/article/NEWS/20100114/343257/

https://www.netsecurity.ne.jp/1_14665.html

http://www.iiia.csic.es/~guille/ipmu-security.html An special session within the International Conference on Information Processing and Management of Uncertainty. June 28 - July 02, 2010. Dortmund, Germany IPMU 2010 http://www.mathematik.u…