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About the NCSC

Incident management

Helping to reduce the harm from cyber security incidents in the UK.

Reporting an incident

If you have experienced a cyber incident, and you aren’t sure which organisations to contact, you can use the UK government signposting service to help you.

Visit GOV.UK/REPORT-CYBER to report


What happens when an incident is reported to the NCSC?


Early Warning is a free NCSC threat-notification service that tells subscribing organisations about potentially suspicious activity on their networks. It uses information feeds from the NCSC, as well as trusted public, commercial and closed sources, including several privileged feeds not available elsewhere.

Learn more about Early Warning

How Incident Management works with:


Incident management guidance

Advice for organisations on how to effectively detect, respond to and resolve cyber incidents.

Learn more about incident management
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Other resources

Resources to help organisations during a cyber security incident. The NCSC also publishes a broad range of advice and guidance on cyber security topics.