Czechia's reported cyber-incident count continued to decline in May, reaching 12 cases tracked by NÚKIB. That is encouraging at headline level, especially because the agency classified none as significant or very significant.
It would be a mistake, however, to read one month's lower total as a disappearance of risk. The incident mix remained broad, spanning DDoS attacks, phishing, ransomware, intrusion, malicious code and information leaks.
Availability attacks were only part of the picture
One third of May's incidents fell into the availability category and were DDoS attacks. Public-sector institutions were the most affected group, according to NÚKIB.
The variety is commercially important because security investment cannot be optimised around a single fashionable threat. Identity controls, backups, patching, monitoring, staff training and resilience against service disruption address different failure modes.
Lower incident counts can coexist with higher complexity
Reported incident totals are also not a direct measure of the total volume of malicious activity in the economy. They reflect incidents visible to and recorded by the national authority under the relevant framework.
For boards and technology leaders, the better lesson is to use national reporting as a threat signal rather than a scorecard. A quieter month is useful context, but it does not justify weakening controls when attackers continue to move between social engineering, account compromise, malware and disruption.
Why this belongs in the technology conversation
Cybersecurity increasingly shapes technology procurement, cloud architecture and AI deployment across Czech companies. The country's new cyber-security regime and NIS2 implementation have also widened the number of organisations that need formal governance.
That makes NÚKIB's monthly reporting a useful operating indicator. It provides a recurring evidence base for separating actual Czech threat patterns from global security marketing.