Migration of gunicorn from version 22 to 23, due to some vulnerabilities detected. All OpenCAPIF APIs (including "register" and "helper") were upgraded.
#### **Hardening on startup scripts for services interacting with Vault**
The startup scripts of the ***Invoker Management Service***, ***Provider Management Service***, and ***Security Service*** have been improved to ensure reliability when the Vault service takes longer to become ready. These new scripts check responses from the Vault to ensure the returned information is valid before starting each service.
