NATO (member states)
Member countries over time
Membership is evaluated at each incident’s start date or response date. Countries that later left remain listed for historical records.
- Albania · 01 Apr 2009–present
- Belgium · 04 Apr 1949–present
- Bulgaria · 29 Mar 2004–present
- Canada · 04 Apr 1949–present
- Croatia · 01 Apr 2009–present
- Czechia · 12 Mar 1999–present
- Denmark · 04 Apr 1949–present
- Estonia · 29 Mar 2004–present
- Finland · 04 Apr 2023–present
- France · 04 Apr 1949–present
- Germany · 06 May 1955–present
- Greece · 18 Feb 1952–present
- Hungary · 12 Mar 1999–present
- Iceland · 04 Apr 1949–present
- Italy · 04 Apr 1949–present
- Latvia · 29 Mar 2004–present
- Lithuania · 29 Mar 2004–present
- Luxembourg · 04 Apr 1949–present
- Montenegro · 05 Jun 2017–present
- Netherlands · 04 Apr 1949–present
- North Macedonia · 27 Mar 2020–present
- Norway · 04 Apr 1949–present
- Poland · 12 Mar 1999–present
- Portugal · 04 Apr 1949–present
- Romania · 29 Mar 2004–present
- Slovakia · 29 Mar 2004–present
- Slovenia · 29 Mar 2004–present
- Spain · 30 May 1982–present
- Sweden · 07 Mar 2024–present
- Turkey · 18 Feb 1952–present
- United Kingdom · 04 Apr 1949–present
- United States · 04 Apr 1949–present
This quarter to date, 28 new cyber operations involving NATO (member states) were added to the database: a 17% increase compared to the previous period. The number of operations is currently 44% above the long-term quarter-to-date average. The Intensity of cyber operations involving NATO (member states) over this quarter to date is rising to 5.0, compared with 3.3 in the same elapsed span of the previous quarter. This is above the all-time average for NATO (member states) of 2.8.
Cyber activity
Operations EuRepoC links to actors based in NATO (member states), and the international responses they drew.
No intensity range available to narrow.