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Czech NIS2 readiness check

Find out what your organization still needs under the Czech Cybersecurity Act (Act No. 264/2025) and Decree No. 410/2025 for the lower-obligation regime. Free, with section references, and your answers never leave your browser.

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Which regime are you in?

Governance and documentation

Have you appointed a person responsible for cybersecurity?

Top management appoints this person and gives them the necessary authority. Without undue delay, they complete specialist training or demonstrate expertise.

Decree s. 4(a)

Has top management demonstrably completed cybersecurity training?

Top management, meaning the statutory body or people in a similar position, must complete initial and regular training, and the training must be documented.

Decree s. 4(b) and s. 5(2)(a)

Do you have a register of security measures as set out in Annex 1?

For each measure, the register states its status: In place, with a description; In progress, with a date, priority and responsible person; or Not implemented, with a justification.

Decree s. 3(2)(a) and Annex 1

Do you update the register at least once a year, and does management review it?

Each update includes an evaluation of how effective the measures are. You keep the registers for at least 4 years, and management demonstrably reviews the state of implementation.

Decree s. 3(2)(b)–(c) and s. 4(d)

Do you have a security policy and rules for handling technical assets?

You must set out the security policy and documentation, review them regularly and enforce them. The decree does not set a review interval.

Decree s. 3(3)–(4)

Do you keep an inventory of assets related to the regulated service?

The act requires you to identify primary assets, decide whether they relate to the regulated service, identify their supporting assets and record them, including reasons for any exclusions. Assets you have not yet assessed are in scope.

s. 12 of Act No. 264/2025

People and training

Do you have a user security policy and rules for creating passwords?

The policy covers the topics in Annex 3 of the decree, such as passwords, multi-factor authentication, social engineering and backups. The awareness rules also cover how to create passwords.

Decree s. 5(1)(a)–(b) and Annex 3

Do users complete initial and regular security awareness training?

The decree requires initial and regular training but does not set an interval. In its explanatory memorandum, NÚKIB recommends at least once a year.

Decree s. 5(2)(b)–(c)

Do administrators and the cybersecurity officer receive specialist training?

The decree requires the necessary specialist training, both theoretical and practical.

Decree s. 5(2)(d)

Do you keep records of training sessions and lists of attendees?

Without records you cannot prove the training took place.

Decree s. 5(3)

Do you check compliance with the security policy and know how to handle breaches?

The decree requires compliance checks and rules for dealing with breaches of the policy.

Decree s. 5(1)(c)–(d)

Suppliers

Do your supplier contracts include the relevant requirements of Annex 2?

This applies to suppliers within the scope of your cybersecurity management. Annex 2 lists, for example, confidentiality, supplier audit rights, subcontracting chains, an exit strategy, incident handling and service levels. When contracting, also consider the supplier’s threats, vulnerabilities and quality of practices.

Decree s. 3(5) and Annex 2; s. 13(5) of the act

Do you set security requirements when buying, developing and maintaining systems?

For planned acquisitions, development and maintenance of technical assets, you must set security requirements and enforce them.

Decree s. 3(6)

Recovery and incidents

Have you set a recovery order and procedures, and do you know who is responsible?

Top management sets the recovery priority of primary assets. For technical assets, you set the priority, order and procedures for recovery and the duties of specific people.

Decree s. 4(f) and s. 6(a)–(b)

Do you regularly back up the data, configurations and settings needed to restore the service?

The decree does not require testing or encrypting backups in the lower regime. Without a test restore, though, you don’t know whether the backups work.

Decree s. 6(c)

Do employees know whom to tell about unusual system behaviour or a suspected vulnerability?

Users, administrators and other employees must report such situations. You must detect and assess incidents.

Decree s. 10(a), (c) and (d)

Do you have a method for deciding whether an incident is significant?

The method sets a tolerable level of harm and assesses the impact on operations, the number of affected users, the resources needed for recovery, the type and location of assets, data sensitivity and the cause. An incident is significant if it exceeds the tolerable harm and is also assessed as significant in one of these areas.

Decree s. 10(b) and s. 14

Do you know how and when to report a significant incident to the National CERT?

In the lower regime, significant incidents are reported to the National CERT through the NÚKIB Portal: an initial report within 24 hours of detection, a notification within 72 hours and a final report within 30 days of the notification.

Decree s. 10(e)–(f); ss. 15–16 of the act

Technical measures

You may exceptionally leave out the measures in sections 7–9 and 11–13 of the decree if your register of security measures justifies it. All other measures in this check are the mandatory minimum.

Do you use multi-factor authentication?

For administrators, users and technical assets, the decree requires at least two different types of factors, or continuous authentication based on a zero-trust model. Until then, use cryptographic keys or certificates, and only then passwords.

Decree s. 8(2)–(3)

Do your systems enforce the decree’s password rules?

Where only passwords are used: at least 12 characters for users, 17 for administrators and 22 for technical accounts, no simple or common passwords, a history of at least 12 previous passwords and a change at least every 18 months. Replace default passwords on technical assets with random ones without delay.

Decree s. 8(4)

Do you grant only the access people need and review it regularly?

Everyone has a unique account, a person’s user and administrator accounts are separate, and you review access rights regularly.

Decree s. 7(1)(a) and (d)

Do you adjust access as soon as someone changes role and remove it when they leave?

When a role changes, adjust or remove access without undue delay. When a contract ends, deactivate the account.

Decree s. 7(1)(e)–(f)

Do you have continuous, automatic protection against malicious code?

Especially on servers and endpoints, with regularly updated rules. This also covers inspecting traffic at the network perimeter and restricting autorun from removable media.

Decree s. 9(1)

Do you record security events?

Each record contains the date and time including the time zone, the type of activity, the asset and account involved, and whether the activity succeeded. You decide the retention period based on your needs.

Decree s. 9(2)–(3)

Do you install security updates without undue delay?

You must keep a record of systems no longer supported by their vendor, protect them with compensating measures and restrict their network traffic.

Decree s. 12(a)–(b)

Do you scan for vulnerabilities regularly?

The decree does not set an interval. In its explanatory memorandum, NÚKIB suggests weekly, monthly or quarterly scans, for example. You act on the results proportionately.

Decree s. 12(c)

Is your network segmented and remote access restricted?

Including separating the production and backup environments, limiting traffic at the network perimeter to what is necessary, and allowing remote access only as needed, with confidentiality ensured.

Decree s. 11

Do you use current cryptographic algorithms and secure communication?

The decree refers to NÚKIB’s recommendations on cryptographic means and requires securing voice, audiovisual and text communication, including email, and emergency communication.

Decree s. 13

We will calculate your deadline for putting the measures in place.

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What the check covers

The check goes through the minimum that Czech Decree No. 410/2025 sets for the lower-obligation regime, plus the asset inventory required by s. 12 of Act No. 264/2025. Each question names the section so you can look up the requirement in the legislation.

The decree distinguishes two kinds of measures:

  • Mandatory minimum – s. 3(2)–(6) and ss. 4, 5, 6 and 10: governance, documentation, training, suppliers, recovery and incident handling. You must always have these in place.
  • Technical measures – ss. 7–9 and 11–13: access, multi-factor authentication and passwords, event logging, network, updates and vulnerability scanning, cryptography. If you don’t implement one of these yet, your register of security measures must justify it.

How to read the results

The results contain no compliance percentage. The number of questions answered “yes” says nothing about how well the measures work; only a review of the actual state can assess compliance.

  • Mandatory minimum: missing or only partly in place – gaps that a justification cannot replace. Start with these.
  • Technical measures: implement or justify – implement each measure, or list it in the register as “In progress” with a date, priority and responsible person, or as “Not implemented” with a justification.
  • Find out – questions you answered with “Don’t know” or skipped. Until you check, treat them as missing.

Deadlines under the act

  • Notifying a regulated service – within 60 days of meeting the conditions (s. 6 of the act).
  • Contact and supplementary details – within 30 days of delivery of the registration decision, changes within 14 days (s. 11).
  • Putting security measures in place – within 1 year of delivery of the registration decision (s. 13(4)). The duty to report incidents starts within the same period (s. 15(4)).
  • Reporting a significant incident – to the National CERT within 24 hours of detection, a notification within 72 hours and a final report within 30 days of the notification (s. 16).

What the check does not tell you

  • It is not legal advice or a certificate of compliance. Only the text of the act and the decree is binding.
  • It does not verify how well measures work in practice. You answer yourself, and the result is only as accurate as your answers.
  • The higher-obligation regime (Decree No. 409/2025) requires more, such as a risk assessment, an audit and penetration tests.
  • We store your answers only in your browser so you can come back to the check. We never send them anywhere, and the Clear answers button deletes them.

Frequently asked questions

Do we need penetration tests in the lower regime?

Decree No. 410/2025 does not require penetration tests. It requires regular vulnerability scanning (s. 12(c)) unless your register of security measures justifies leaving it out. In the higher regime, internal and external penetration tests are required at least every 2 years (s. 24(5) of Decree No. 409/2025).

How often must training take place?

The decree does not set an interval. It requires initial and regular training for management, users and administrators, with records (s. 5). In its explanatory memorandum, NÚKIB recommends training at least once a year.

Can we leave out some measures?

Only the technical measures in ss. 7–9 and 11–13, and only with a justification in the register of security measures. If you plan to implement them later, list them as “In progress” with a date, priority and responsible person. The mandatory minimum cannot be replaced.

What are the fines?

In the lower regime, up to CZK 175 million or 1.4% of worldwide annual turnover, whichever is higher (s. 59 of the act). Failing to notify a regulated service can cost up to CZK 250 million or 2% of turnover (s. 60).

We were regulated under the previous act. Do the same deadlines apply?

Under the transitional provisions (s. 71 of the act), you continue to meet your existing obligations, to the extent of the lower-regime obligations, until the new deadlines expire. You must, however, report incidents in the new way from the delivery of your registration decision.

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