When you start using Kubernetes one of the first suggestions you'll get is to install a service mesh. This, of course, on top of the 900 other things you need to install. For those unaware, everything in k8s is open to everything else by default when you start and traffic isn't encrypted between services. Since encrypting traffic between services and controlling what services can talk to which requires something like a JWT and client certificates, teams aren't typically eager to take on this wor...