During which incident response phase is evidence obtained and preserved?

During the containment phase, the immediate response to an incident involves limiting its scope and magnitude, which includes preserving evidence. This is crucial for a subsequent forensic analysis and for learning lessons from the incident to prevent future occurrences.

References = The containment phase is part of the incident response process as outlined in ISACA’s resources, which include steps such as detection and analysis, containment, eradication, recovery, and post-incident activities12.