In the event of a high-severity security breach involving [CompanyName], activate the process of engaging external experts to support incident response. Define the criteria for expert involvement, including the nature of the breach (e.g., data exfiltration, ransomware attack) and the required expertise (e.g., forensic investigation, threat intelligence). Provide a list of external vendors or individuals with pre-established contracts or agreements to support such incidents. Ensure that the engagement process aligns with regulatory compliance standards, such as GDPR or HIPAA, if applicable. Additionally, document the expected response time, deliverables, and any initial expectations regarding confidentiality agreements.