Content Security Policy Level 3 publication history Date Status 6 November 2025 Working Draft 11 July 2025 Working Draft 10 July 2025 Working Draft 30 June 2025 Working Draft 22 June 2025 Working Draft 6 June 2025 Working Draft 2 June 2025 Working Draft 30 May 2025 Working Draft 30 April 2025 Working Draft 29 April 2025 Working Draft 24 March 2025 Working Draft 12 March 2025 Working Draft 6 February 2025 Working Draft 23 January 2025 Working Draft 17 December 2024 Working Draft 6 December 2024 Working Draft 22 November 2024 Working Draft 14 October 2024 Working Draft 9 September 2024 Working Draft 18 June 2024 Working Draft 13 June 2024 Working Draft 24 April 2024 Working Draft 12 April 2024 Working Draft 21 February 2024 Working Draft 23 January 2024 Working Draft 15 January 2024 Working Draft 6 December 2023 Working Draft 30 October 2023 Working Draft 20 September 2023 Working Draft 4 September 2023 Working Draft 31 July 2023 Working Draft 27 July 2023 Working Draft 26 July 2023 Working Draft 28 June 2023 Working Draft 15 June 2023 Working Draft 3 May 2023 Working Draft 28 April 2023 Working Draft 11 April 2023 Working Draft 6 April 2023 Working Draft 20 February 2023 Working Draft 13 January 2023 Working Draft 10 January 2023 Working Draft 1 December 2022 Working Draft 14 October 2022 Working Draft 13 October 2022 Working Draft 5 October 2022 Working Draft 4 October 2022 Working Draft 16 September 2022 Working Draft 29 June 2021 Working Draft 28 June 2021 Working Draft 16 June 2021 Working Draft 4 June 2021 Working Draft 12 May 2021 Working Draft 10 May 2021 Working Draft 5 May 2021 Working Draft 16 April 2021 Working Draft 24 March 2021 Working Draft 19 March 2021 Working Draft 13 March 2021 Working Draft 10 March 2021 Working Draft 15 October 2018 Working Draft 13 September 2016 Working Draft 1 September 2016 Working Draft 18 August 2016 Working Draft 1 August 2016 Working Draft 21 June 2016 Working Draft 25 April 2016 Working Draft 26 January 2016 First Public Working Draft