A housing for a computer system includes at least one first and one second housing opening, at least one first housing cover and one second housing cover, wherein the first housing opening can be closed by the first housing cover and the second housing opening can be closed by the second housing cover, and a switching element having a switching contact, wherein the switching element is arranged such that, both when opening the first housing cover and when opening the second housing cover, the switching contact is triggered to indicate that the housing has been opened.