For container security, you’ll find plenty of open-source tools that can help prevent another debacle like the one at Tesla, which suffered a Kubernetes cluster breach. But container security is still tricky, so you need to know which utilities to add to your arsenal.
Sure, there are commercial container security products out there, but open-source projects can take you pretty far. Many focus on auditing, tracking Common Vulnerabilities and Exposures (CVE) databases and benchmarks established by CIS, the National Vulnerability Database, and other bodies. Tools then scan the container image, reveal its contents, and compare the contents against these manifests of known vulnerabilities.
Automating container auditing, as well as using other container security processes, can be a huge boon for enterprises by helping teams catch problems early in the build pipeline.
While there are plenty of open-source container security tools out there, here are the best, most mature ones with the largest user communities.
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