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Learn Kubernetes Security
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Kubernetes pods are dynamic beings and ephemeral. When a set of pods is created from a deployment or a DaemonSet, each pod gets its own IP address; however, when patching happens or a pod dies and restarts, pods may have a new IP address assigned. This leads to two fundamental communication problems, given a set of pods (frontend) needs to communicate to another set of pods (backend), detailed as follows:
Now, let's jump into the Kubernetes service as it is the solution for these two problems.
The Kubernetes service is an abstraction of a grouping of sets of pods with a definition of how to access the pods. The set of pods targeted by a service is usually determined by a selector based on pod labels. The Kubernetes service also gets an IP address...