Cilium - bobbae/gcp GitHub Wiki
Cilium is open source software for providing and transparently securing network connectivity between application containers. Cilium is L7/HTTP aware and can enforce network policies on L3-L7 using an identity based security model that is decoupled from network addressing, and it can be used in combination with other CNI plugins.
Cilium and Hubble
https://docs.cilium.io/en/stable/intro/