se·cre·cy 
/ˈsi:krəsi/ noun
/ˈsi:krəsi/ noun [noncount] 1 : the act of keeping information secret
▪ She swore him to secrecy. [=made him promise to keep a secret] 2 : the quality or state of being hidden or secret
▪ The project was cloaked/shrouded in secrecy. [=the true nature of the project was kept secret]
▪ She swore him to secrecy. [=made him promise to keep a secret]
▪ The project was cloaked/shrouded in secrecy. [=the true nature of the project was kept secret]
