A DTR security scan will detect licenses for known third party binary components.This is because DTR security scan uses a database of vulnerabilities and licenses that is updated regularly from Docker Server1.DTR security scan can identify the components and versions of the software packages that are present in the image layers, and report any known vulnerabilities or licenses associated with them2.This can help users to comply with the licensing requirements and avoid potential legal issues3.Reference:

Set up vulnerability scans | Docker Docs

Scan images for vulnerabilities | Docker Docs

Container Security 101 --- Scanning images for Vulnerabilities