DockerCon Open Source Summit: BuildKit Akihiro Suda, NTT Corporation Building images on Kubernetes is attractive for distributing workload across multiple nodes, typically in CI/CD pipeline. However, it had been considered dangerous due to the dependency on `securityContext.privileged`. In this talk, Akihiro will show how to use Rootless BuildKit in Kubernetes, which can be executed as a non-root user without extra `securityContext` configuration.