| 2025 | 30 | Secure IT Systems - 30th Nordic Conference, NordSec 2025, Tartu, Estonia, November 12-13, 2025, Proceedings | Tartu | |
| 2024 | 29 | Secure IT Systems - 29th Nordic Conference, NordSec 2024 Karlstad, Sweden, November 6-7, 2024 Proceedings | Sweden | |
| 2023 | 28 | Secure IT Systems - 28th Nordic Conference, NordSec 2023, Oslo, Norway, November 16-17, 2023, Proceedings | Oslo | |
| 2022 | 27 | Secure IT Systems - 27th Nordic Conference, NordSec 2022, Reykjavic, Iceland, November 30-December 2, 2022, Proceedings | Iceland | |
| 2021 | 26 | Secure IT Systems - 26th Nordic Conference, NordSec 2021, Virtual Event, November 29-30, 2021, Proceedings | | |
| 2020 | 25 | Secure IT Systems - 25th Nordic Conference, NordSec 2020, Virtual Event, November 23-24, 2020, Proceedings | | |
| 2019 | 24 | Secure IT Systems - 24th Nordic Conference, NordSec 2019, Aalborg, Denmark, November 18-20, 2019, Proceedings NORDSEC | Aalborg | 2019-11-18/20 |
| 2018 | 23 | Secure IT Systems - 23rd Nordic Conference, NordSec 2018, Oslo, Norway, November 28-30, 2018, Proceedings NORDSEC | Oslo | 2018-11-28/30 |
| 2017 | 22 | Nordic Conference on Secure IT Systems NordSec | Tartu | 2017-11-08/10 |
| 2016 | 21 | Nordic Conference on Secure IT Systems NordSec | Oulu | 2016-11-02/04 |
| 2015 | 20 | Secure IT Systems, 20th Nordic Conference, NordSec 2015, Stockholm, Sweden, October 19-21, 2015, Proceedings NORDSEC | Stockholm | 2015-10-19/21 |
| 2014 | 19 | Nordic Conference on Secure IT Systems NordSec 2014, NordSec | Tromsø Municipality | 2014-10-15/17 |
| 2013 | 18 | Nordic Conference on Secure IT Systems NordSec 2013, NordSec | Ilulissat | 2013-10-18/21 |
| 2012 | 17 | Nordic Conference on Secure IT Systems NordSec | Karlskrona | 2012-10-31 to 2012-11-02 |
| 2011 | 16 | Nordic Conference on Secure IT Systems NordSec | Tallinn | 2011-10-26/28 |
| 2010 | 15 | Nordic Conference on Secure IT Systems NordSec 2010, NordSec | Espoo | 2010-10-27/29 |
| 2009 | 14 | Nordic Conference on Secure IT Systems NordSec 2009, NordSec | Oslo | 2009-10-14/16 |
| 2008 | | Nordic Conference on Secure IT Systems NORDSEC | Copenhagen | 2008-01-01 |
| 2007 | | Nordic Conference on Secure IT Systems NORDSEC | Reykjavík | 2007-01-01 |
| 2006 | | Nordic Conference on Secure IT Systems NORDSEC | Linköping | 2006-01-01 |
| 2005 | | Nordic Conference on Secure IT Systems NORDSEC | Tartu | 2005-01-01 |
| 2004 | | Nordic Conference on Secure IT Systems NORDSEC | Helsinki | 2004-01-01 |
| 2003 | | Nordic Conference on Secure IT Systems NORDSEC | Gjøvik Municipality | 2003-01-01 |
| 2002 | | Nordic Conference on Secure IT Systems NORDSEC | Karlstad | 2002-01-01 |
| 2001 | | Nordic Conference on Secure IT Systems NORDSEC | Copenhagen | 2001-01-01 |
| 2000 | | Nordic Conference on Secure IT Systems NORDSEC | Reykjavík | 2000-01-01 |
| 1999 | | Nordic Conference on Secure IT Systems NORDSEC | Kista | 1999-01-01 |
| 1998 | | Nordic Conference on Secure IT Systems NORDSEC | Trondheim | 1998-01-01 |
| 1997 | | Nordic Conference on Secure IT Systems NORDSEC | Helsinki | 1997-01-01 |
| 1996 | | Nordic Conference on Secure IT Systems NORDSEC | Gothenburg | 1996-01-01 |