Generating a Software Bill of Materials (SBOM) for Docker images is crucial for improving software supply chain security by providing a comprehensive list of dependencies and third-party components included in an application's codebase. This visibility is essential for containerized applications, which can be challenging to inspect due to changing packages with each rebuild. The experimental docker sbom command facilitates the creation and analysis of SBOMs, allowing users to verify the security and currency of their software dependencies, efficiently address vulnerabilities like Log4j, and enhance trust with clients by sharing detailed package information. Formats such as CycloneDX and SPDX ensure compatibility with various security tools, while Earthly's integration offers a consistent build automation system, further securing and monitoring the software development lifecycle.