Poisoned at the Source: How Container Registries Became Enterprise CI/CD's Most Exploitable Weakness
Enterprises invest heavily in securing source code repositories while container registries quietly accumulate unverified base images, stale layers, and misconfigured access controls. Attackers have taken notice, exploiting these blind spots to inject malicious content directly into trusted build pipelines. This article examines the anatomy of registry-level attacks and presents a concrete framework for hardening the container supply chain before deployment.