/bæn ɒn dɪsˈkləʊʒ/ – Noun
Definition: Cấm tiết lộ.
A more throughout explanation: a provision in a law or court order prohibiting a party from disclosing information to a third party
Example: The law places a ban on disclosure, such that recipients of the letters are forbidden to tell their customers, or any other party, that the records have been turned over.