The service aims at offering a representation of the  Cybersecurity domain through the creation of a controlled vocabulary, a thesaurus, containing the terms belonging to this field of study and a series of semantic relationships that exist between the latter. Terminology relationships are of three types: hierarchy (Broader Term, BT, Narrower Term, NT), association (Related Term, RT) and synonymy (Use, USE, Used For, UF). The relationships existing within this tool for organizing domain knowledge have as main function that of developing a system of references and semantic referrals between the terms present in the thesaurus aimed at creating a terminological network for the recovery of the information of the domain of interest and for the indexing processes.