Entitlements allow you to control who has read-only access to your package repositories. Whether you're automating server or application installs, or you're building a license-only software distribution, entitlements facilitates these.
Automated retention/lifetime rules allows you to automatically manage storage for packages by deleting or moving packages that fall outside of the defined retention rules.
Malware scanning on every package at the point of upload helps to ensure that your ecosystem is free from malware and other potentially unsafe constructs. Watch this space for additional vulnerability management.