CIGIE has done similar stuff in the past, it was created under George W Bush

> continually identifies, reviews, and discusses areas of weakness and vulnerability in Federal programs and operations with respect to fraud, waste, and abuse;

> develops plans for coordinated, Government wide activities that address these problems and promote economy and efficiency in Federal programs and operations, including interagency and inter-entity audit, investigation, inspection, and evaluation programs and projects to deal efficiently and effectively with those problems concerning fraud and waste that exceed the capability or jurisdiction of an individual agency or entity;

https://en.wikipedia.org/wiki/Council_of_the_Inspectors_Gene...

It is possible to do legal audits of secret data. DOGE is not doing an audit.

No