1. Securing the U.S. Defense Information Infrastructure: A Proposed Approach;Anderson,1999
2. A new quantitative approach for information security risk assessment;Asosheh,2009
3. Defense trees for economic evaluation of security investments;Bistarelli,2006
4. Optimal security hardening using multi-objective optimization on attack tree models of networks;Dewri,2007
5. Information Security Breaches Survey;DTI,2004