1. EU FP7 project MICIE. website: http://www.micie.eu, 2008.
2. ENISA, Good practice guide network security information exchanges, Tech. Rep., ENISA—European Network and Information Security Agency, 2009.
3. EU FP6 project IRRIIS. Website: http://www.iirriis.org, 2008.
4. EU FP6 project CRUTIAL. Website: http://crutial.cesiricerca.it, 2008.
5. The CRUTIAL architecture for critical information infrastructures;Verissimo;Architecting Dependable Systems V,2008