Enumeration and lateral movement in GCP environments

https://securityshenanigans.medium.com/enumeration-and-lateral-movement-in-gcp-environments-c3b82d342794

https://medium.com/@tomaszwybraniec/google-cloud-platform-pentest-notes-service-accounts-b960dc59d93a

https://about.gitlab.com/blog/2020/02/12/plundering-gcp-escalating-privileges-in-google-cloud-platform/