2026 Recommendations and Scores for
Slovenia
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84/100 +1 Score Change from 2023
Rank 10/48 Tie
Actions to take
Adopt a nuclear security culture
- Incorporate security culture language into domestic laws and regulations (done)
Adopt comprehensive cybersecurity frameworks that keep pace with threats
- Require an active cybersecurity program during the construction of nuclear facilities that helps limit supply chain vulnerabilities and third-party risk through vendor vetting, equipment testing, and detection of potential zero-day vulnerabilities, undisclosed hardware or software flaws unknown to the developer for which no available security fixes exist (done)
- Update regulations for sensitive digital asset protection to ensure that all safety- and security-related systems in nuclear facilities are included in cybersecurity planning and that protective measures are applied on the basis of the probability and potential impact of cyberattacks (done)
- Mandate the inclusion of cyber threats in design basis threat documents to establish a consistent, regularly updated basis for security plans, tests, and assessments (done)
- Establish requirements for annual tests and assessments of cybersecurity measures at all nuclear facilities, using realistic threat scenarios developed from current intelligence
- Require all personnel to participate in training programs on cyber threats
Capitalize on the upcoming revision of Information Circular 225
- Contribute to the revision process of INFCIRC/225/Rev.5 through participation in the IAEA Nuclear Security Guidance Committee, and provide specific input on how to strengthen provisions regarding insider threat mitigation, cybersecurity systems, continuous threat assessment, and emerging technologies (done)
Deepen engagement with the international nuclear security community
- Ratify the International Convention for the Suppression of Acts of Nuclear Terrorism (ICSANT) (done)
- Send a ministerial-level delegations to the International Conference on Nuclear Security (ICONS)
- Join the Global Forum to Prevent Radiological and Nuclear Terrorism (Global FTPRNT) (done)
Institute all-hazards frameworks and leverage legal protections for nuclear infrastructure
- Adopt an all-hazards framework that emphasizes common functional capabilities rather than planning for specific disasters, including designation of nuclear facilities as a critical infrastructure sector and identification of a coordinating government authority, and require that these plans be tested at defined intervals to translate awareness and prioritization of risks into operational readiness
- Conduct annual joint exercises between on-site and off-site responders to improve coordination capabilities and to correct any problems before a real emergency
- Ratify the Additional Protocol I of the Geneva Conventions, a 1977 amendment that, among other commitments, prohibits attacks on nuclear facilities (done)
- Reinforce international norms against targeting nuclear facilities during war by endorsing and adhering to the IAEA’s Seven Indispensable Pillars for Ensuring Nuclear Safety and Security During an Armed Conflict (done)
Minimize weapons-usable nuclear material by committing to permanent disposal of spent nuclear fuel
- Fully license at least one site for irretrievable permanent storage of spent nuclear fuel
- Commit to forgo reprocessing of nuclear fuel and act upon that commitment
- Avoid participating in the plutonium economy by rejecting the use of plutonium fuels, the reprocessing of spent fuel, and having spent fuel be reprocessed elsewhere (done)
Prioritize personnel-related security measures
- Establish comprehensive personnel vetting programs that require background checks, psychological screening, and drug testing (done)
- Require that security and other personnel with access to nuclear material areas are vetted at specified intervals
- Establish protocols for personnel to report suspicious behavior
- Require all personnel to participate in training programs on insider threats
- Mandate annual nuclear security culture self-assessments (done)
Strengthen regulatory bodies and technical institutions to sustain nuclear security regimes
- Require the use of a Design Basis Threat that must be regularly updated (done)
- Establish regulatory requirements for tests and assessments of security systems conducted by a competent authority, including force-on force exercises, designed with realistic threat considerations
- Create a Nuclear Security Support Center (NSSC) or a non-NSSC institution that demonstrates core nuclear security sustainability competencies
- Develop institutions that can conduct research and strategic planning on cybersecurity in coordination with nuclear regulatory authorities, translating technical expertise into regulations and guidance (done)
- Require personnel with security responsibilities to undergo additional training or certification that builds upon existing training for non-security personnel
Use the 2027 Review Conference for the Amended CPPNM to advance ratification and strengthen implementation
- Sign and ratify the CPPNM (done)
- Ratify, accept, or approve the Amended CPPNM (done)
- Create a CPPNM implementation authority (done)
- Complete a national legal framework for the Amended CPPNM and submit relevant legislation to the IAEA as stipulated in Article 14.1 of the Convention (done)
How Slovenia scored
NUMBER OF SITES
The Number of Sites category captures the number of sites in a country/area that, if subject to an act of sabotage, could pose the risk of a radiological release with significant off-site health consequences.
100/100 0 Score Change from 2023
Scored 0-100 where 100=most favorable nuclear materials security conditions
Rank 1/48 Tie
Number of sites
The greater the number of nuclear facilities, the greater the potential risk of acts of sabotage.
100/100 0 Score Change from 2023
Scored 0-5 where 5=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 1/48 Tie
Plutonium Economy
Engaging in the plutonium economy through use of plutonium fuels, reprocessing of spent fuel, or having spent fuel reprocessed elsewhere increases reprocessing activity. Reprocessing increases the availability and handling of weapons-usable nuclear materials, heightening the risk of theft, diversion or misuse.
100/100 0 Score Change from 2023
Scored 0-1 where 1=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 1/48 Tie
SECURITY AND CONTROL MEASURES
The Security and Control Measures category encompasses the core activities directly related to protection and of nuclear facilities. It includes indicators of physical protection, control and accounting, insider threat prevention, response capabilities, cybersecurity and security culture.
76/100 +7 Score Change from 2023
Scored 0-100 where 100=most favorable nuclear materials security conditions
Rank 15/48 Tie
71/100 0 Score Change from 2023
Scored 0-7 where 7=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 21/48 Tie
Control and Accounting Procedures
Control and accounting is a necessary element of a comprehensive security system.
100/100 0 Score Change from 2023
Scored 0-8 where 8=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 1/48 Tie
Insider Threat Prevention
The qualifications of personnel, the strength of the security culture, and the use of certain surveillance measures are critical to how well security procedures are followed and decrease vulnerability to insider threats.
64/100 0 Score Change from 2023
Scored 0-11 where 11=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 16/48 Tie
Response Capabilities
Response capabilities are part of a layered security system and may enable materials to be recovered should they be stolen from a site.
78/100 0 Score Change from 2023
Scored 0-9 where 9=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 23/48 Tie
Cybersecurity
Nuclear facilities are vulnerable to cyber attacks as well as physical attacks. Therefore, cybersecurity is a critical component of protecting against sabotage of nuclear materials.
83/100 +41 Score Change from 2023
Scored 0-12 where 12=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 11/48 Tie
Security Culture
Effective security culture ensures organizations remain committed to following through on security requirements and responsibilities at all levels of the organizational structure.
67/100 0 Score Change from 2023
Scored 0-6 where 6=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 15/48 Tie
GLOBAL NORMS
The Global Norms category includes actions that contribute to the establishment of global norms for nuclear materials security. It includes important international legal commitments, voluntary participation in a number of global initiatives, international assurances, and nuclear security INFCIRCs.
72/100 -4 Score Change from 2023
Scored 0-100 where 100=most favorable nuclear materials security conditions
Rank 28/48
International Legal Commitments
International legal commitments are the basis for domestic legislation, regulations, and security capacity.
100/100 0 Score Change from 2023
Scored 0-8 where 8=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 1/48 Tie
Voluntary Commitments
Voluntary commitments demonstrate a state's support for nuclear security.
67/100 -16 Score Change from 2023
Scored 0-6 where 6=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 32/48 Tie
International Assurances
International assurances enhance international confidence in the effectiveness of a country/area’s nuclear security.
50/100 0 Score Change from 2023
Scored 0-18 where 18=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 22/48 Tie
Nuclear Security INFCIRCs
Countries/areas that have subscribed to nuclear security IAEA Information Circulars (INFCIRCs) demonstrate a commitment to international best practices in nuclear security.
60/100 0 Score Change from 2023
Scored 0-5 where 5=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 26/48 Tie
DOMESTIC COMMITMENTS AND CAPACITY
The Domestic Commitments and Capacity category includes actions that indicate how well a country/area has implemented its international commitments and a country/area’s capacity to do so. This category includes the extent of UN Security Council Resolution 1540 implementation, the status of nuclear security legislation, and the presence of an independent regulatory agency.
100/100 0 Score Change from 2023
Scored 0-100 where 100=most favorable nuclear materials security conditions
Rank 1/48 Tie
UNSCR 1540 Implementation
UN Security Council Resolution (UNSCR) 1540 obliges action on nuclear security and its implementation demonstrates a state's commitment level.
100/100 0 Score Change from 2023
Scored 0-5 where 5=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 1/48 Tie
Domestic Nuclear Security Legislation
The implementation of security measures is rooted in domestic nuclear security legislation.
100/100 0 Score Change from 2023
Scored 0-3 where 3=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 1/48 Tie
Independent Regulatory Agency
A robust and independent regulatory structure helps to ensure compliance with nuclear security-related regulations.
100/100 0 Score Change from 2023
Scored 0-1 where 1=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 1/48 Tie
RISK ENVIRONMENT
The Risk Environment can affect the nuclear security conditions in a country/area. Factors include political stability, effective governance, pervasiveness of corruption, illicit activities of non-state actors, and environmental risk.
78/100 0 Score Change from 2023
Scored 0-100 where 100=most favorable nuclear materials security conditions
Rank 11/48
Political Stability
A lack of political stability may enable lapses in nuclear security.
80/100 0 Score Change from 2023
Scored 0-15 where 15=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 6/48 Tie
Effective Governance
A lack of effective governance can compromise a country/area’s ability to establish and sustain policies to secure nuclear facilities.
75/100 0 Score Change from 2023
Scored 0-8 where 8=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 12/48 Tie
Pervasiveness of Corruption
Corruption affects the potential for acts of sabotage and the rigor with which nuclear security measures are implemented.
50/100 0 Score Change from 2023
Scored 0-8 where 8=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 17/48 Tie
Illicit Activities by Non-State Actors
The presence and capabilities of terrorist groups and prevalence of other illicit activities raises the risk of sabotage of nuclear facilities.
93/100 0 Score Change from 2023
Scored 0-28 where 28=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 1/48
Environmental Risk
Climate change and environmental impacts like flooding and extreme heat can threaten the integrity and security of nuclear infrastructure facilities.
100/100 0 Score Change from 2023
Scored 0-4 where 4=most favorable nuclear materials security conditions. This score is then adjusted to the range 0-100.
Rank 1/48 Tie