The popularity of Kubernetes (K8s) as the defacto orchestration platform for the cloud is not showing any sign of pause. This graph, taken from the 2023 Kubernetes Security Report by the security company Wiz, clearly illustrates the trend:

As adoption continues to soar, so do the security risks and, most importantly, the attacks threatening K8s clusters. One such threat comes in the form of long-lived service account tokens. In this blog, we are going to dive deep into what these tokens are, their uses, the risks they pose, and how they can be exploited. We will also advocate for the use of short-lived tokens for a better security posture.

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