The CSIP project, which has been operating since May 2023, aims to increase the operational efficiency of the EU in protecting critical maritime infrastructure by making the best usage of current and future underwater resources. The task is supported by 7 countries: Belgium, Italy, Germany, Spain, France, Portugal, Sweden. Many planners and experts from the associate States afraid were gathered at the March CSIP workshop held at the European Protection Agency (EDA). Their main nonsubjective was to discuss and make future developments, enabling effective implementation of the task in the short, average and long term.