Abstract2.1 Introduction2.2 Low Temperature Intelligent Coatings2.3 Encapsulation for Self-Healing Coatings2.4 Cathodic Protection2.5 High Temperature Intelligent Coatings2.6 Hot Corrosion2.7 Surface Coating Technologies2.8 Influence of Major and Trace Elements2.9 Concept of Intelligent Coatings2.10 Conclusion and Outlook