Safety and security of cultural heritage entail a huge variety of issues, all inherent to the protection of cultural assets from risks of damages of both anthropic and natural origin. Due to the high heterogeneity of cultural assets, which includes movable and immovable cultural properties (paintings, art objects, monuments, archeological sites, etc.), the safeguard of this patrimony involves diverse aspects and different classes of problems that need advanced technological solutions. Photonic technologies may offer these innovative …