Your Timeline on How to Respond to a Personal Data Breach

A quick-reference infographic showing the seven essential steps to take when your organisation experiences a personal data breach.

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7 Steps to Respond to a Data Breach

When a personal data breach happens, quick and structured action is crucial. This easy-to-follow infographic walks you through each stage, from containing the issue to assessing damage, protecting individuals, and notifying the ICO. Based on official guidance, it helps you stay compliant and confident under pressure.
01
Official ICO Guidance

Follow the correct procedure within 72 hours, as outlined by the Information Commissioner’s Office (ICO).

02
Contain the Breach

Learn practical steps to limit damage, from isolating affected systems to securing lost or shared data.

03
Assess the Impact

Evaluate what information was affected, who’s at risk, and what harm might result from the breach.

04
Protect Affected Individuals

Take responsible, transparent action to safeguard anyone impacted, with clear advice and support.

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What You’ll Learn

  • The 7 key steps to handle a personal data breach.
  • How to assess and contain incidents effectively.
  • When and how to notify the ICO.
  • Practical advice to support affected individuals.
  • Guidance based on official UK data protection standards.

Explore More About Data Security and Storage

Lyon Tech helps organisations strengthen their data security posture, from breach response to long-term protection. Our Data Security and Storage service ensures your systems are compliant, resilient, and ready to recover quickly from incidents, protecting both your business and your customers.

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