In the event of a cybersecurity incident at [CompanyName], activate pre-agreed external cybersecurity vendors to provide immediate assistance. Specify the expertise needed, such as incident containment, network monitoring, or advanced threat mitigation. Outline the steps to engage vendors, including verifying their capabilities, sharing secure access to necessary systems, and defining the deliverables expected (e.g., incident reports, recommended actions, and post-event analysis). Additionally, ensure compliance with any data protection agreements or Service Level Agreements (SLAs) in place.