.@firstdotorg teamed up with the worldbank to write a short guide on creating CSIRTs. https://documents.worldbank.org/en/publication/documents-reports/documentdetail/099060824112023473/p177852158c0330d51a71613967bd98edc4

TL;DR: It's not that hard and you can do it with a moderat budget, especially if you use open source tools and free quality feeds e.g. from @shadowserver

Digital First Responders - The Role of Computer Security Incident Response Teams (CSIRTS) in Developing Countries

This note intends to provide policy makers in developing countries with a clear understanding of the role and importance of Computer Security Incident Response Teams (.

World Bank