# GCP Brain

- [Introduction and requirements](/deployment/ndr-virtual-cloud-appliances/gcp-brain/introduction-and-requirements.md): Overview of the GCP Brain deployment and prerequisites, including required access, tooling, and Vectra-provided resources.
- [Preparation](/deployment/ndr-virtual-cloud-appliances/gcp-brain/preparation.md): Pre-deployment checklist for GCP Brain install, including connectivity, SSH keys, sizing, and required service accounts and roles.
- [Firewall requirements](/deployment/ndr-virtual-cloud-appliances/gcp-brain/firewall-requirements.md): Network connectivity requirements (ports, protocols, and FQDNs) for Vectra appliances and Vectra cloud services.
- [Deployment](/deployment/ndr-virtual-cloud-appliances/gcp-brain/deployment.md): Deploy the GCP Brain VM using the Vectra template and \`gcloud infra-manager\`, then connect and complete provisioning.
- [Post deployment configuration](/deployment/ndr-virtual-cloud-appliances/gcp-brain/post-deployment-configuration.md): Post-deploy steps for the GCP Brain, including HostID integration setup and GCP Sensor pairing guidance.