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Incident

Czech Republic

Incident posture

Attack window
Sep 2018
Location
Czechia
Status
Historical
CIA posture
Available to members
Updated
2026-06-07 02:05

Linked entities

Victim
Czech Republic
Threat actors
1 actor
Sources
1 source

Timeline

Occurred
Sep 2018
Discovered
Pending
Disclosed
Pending
Resolved
Pending

Summary

A major cyber attack targeting a key government institution in the Czech Republic was attributed to a Chinese state actor or affiliated group by the country's intelligence agency, which identified China and Russia as the primary cybersecurity threats. The foreign ministry was specifically highlighted as a recurring target, with Russian military intelligence also suspected in separate intrusions. The agency reported intensified espionage activities by Russian and Chinese diplomats, facilitated by Russia's substantial embassy presence and China's financial resources, prompting criticism from the nation's president who urged a focus on counterterrorism instead.

Motives

Detailed motive labels are available to members.

2 motives

TTPs

Detailed technique labels are available to members.

1 technique

Description

In 2018, a major cyber attack targeted a key government institution in the Czech Republic, later identified by the country’s National Cyber and Information Security Agency (NUKIB) as the foreign ministry. The Czech intelligence agency attributed the attack to a state actor or a related group in its 2018 annual report, made public in September 2019, explicitly naming a Chinese entity as the most likely perpetrator. NUKIB’s report emphasized that China and Russia collectively represented the most significant cybersecurity threats to the Czech Republic due to their capabilities and activities. The agency did not disclose technical specifics of the attack vector, compromised systems, or operational impacts but characterized the incident as part of a broader pattern of state-sponsored aggression. The Czech cabinet planned to review the report’s findings in an upcoming session, with NUKIB withholding full public disclosure until after that discussion. This incident followed heightened warnings from NUKIB in its 2017 report, which noted intensified espionage efforts by Russian and Chinese diplomats operating within the Czech Republic, facilitated by Russia’s extensive embassy presence in Prague and China’s substantial financial resources.

A separate cyber attack occurred in June 2018 against the Czech foreign ministry, which the Czech daily Denik N attributed to Russia’s military intelligence unit (GRU) based on its reporting in August of that year. NUKIB’s public assessments of persistent threats from both nations drew criticism from Czech President Milos Zeman, who accused the agency of neglecting what he deemed a more pressing focus on potential Muslim terrorist activities. The repeated targeting of the foreign ministry underscored the operational focus of adversarial state actors on Czech diplomatic infrastructure. No specific mitigation measures, technical responses, or recovery timelines were detailed in the publicly available reports. The Czech government’s planned cabinet discussion reflected an institutional response to evaluate the intelligence findings, though the outcomes of that review were not disclosed in the source material. NUKIB’s consistent identification of China and Russia as primary threat actors highlighted the geopolitical dimensions of cybersecurity risks facing the Czech state during this period.

Sources

Sources available to members: 1 source.

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