At the beginning of 2017, a French government decree transformed the Sub-Directorate for Diplomatic Security into a full-fledged directorate of the ministry of Foreign Affairs under the name of the Directorate for Diplomatic Security. This chapter provides a comprehensive overview of today's French diplomatic security policies. To this end, it relies on documents and interview to examine the process underlying the creation of a dedicated service dealing with diplomatic security and investigate how such arrangements have been shaped by French diplomatic culture and more general transformations in French foreign policy.