What is the first step in a basic data breach response?

• A. Identify breach
• B. Contain breach
• C. Notify affected parties and authorities as required
• D. Document the breach

Answer: (A)

Detecting and confirming that a breach has occurred is the crucial first move in a basic data breach response. You need to determine whether an incident happened and what is affected before taking action. This involves quickly reviewing alerts, logs, and indicators of compromise, and validating whether it’s a real breach or a false alarm. Once you have confirmation and a sense of scope—which systems, data types, and users are involved—you can plan containment precisely, preserve evidence, and begin remediation. Jumping straight to containment or notification without this understanding can waste resources, disrupt operations, or miss the actual assets at risk. Documentation and notification matter, but they follow once you have solid facts about the breach and its scope, with containment guided by what’s been identified.