I'll cover the following topics in this talk:-

1. How large enterprises are different from smaller organisations in adopting Open source software.
2. Specific challenges faced by Large Enterprises (> 1,00,000 Employees) in adopting Open source
3. Licensing
4. Supply chain
5. Vulnerabilities
6. etc.
7. Practical solutions to overcome the challenges
8. FOSS security hardening
9. Improved Documentation
10. Making it easy to audit and track FOSS usage
11. etc.
12. Conclusion