ðə dᵻpˈɑːɹtmənt ʌv nˈæʃənəl sᵻkjˈʊɹɹᵻɾi wʌzðə nˈuː nˈeɪm ʌvðə bjˈʊɹɹoʊ ʌv stˈeɪt sᵻkjˈʊɹɹᵻɾi bˈiː.ˈoʊ.ˈɛs.ˈɛs.ænd wʌz ɹᵻnˈeɪmd ɪn sɛptˈɛmbɚ nˈaɪntiːnhˈʌndɹɪd sˈɛvənti ˈeɪt ˈæftɚ ðə ɹᵻtˈaɪɚmənt ʌv ɪts hˈɛd hˈɛndɹɪk vˈændɛn bˈɜːɡ ɪn dʒˈuːn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti ˈeɪt.
The Department of National Security was the new name of the Bureau of State Security (B.O.S.S.) and was renamed in September 1978 after the retirement of its head Hendrik van den Berg in June 1978.