Tom and Janeboth are comfortable in developing software at Linux. However, they soon found, that Linux$$s basic user administration is not sufficient for security, permission, access privileges etc. $$Please explain them about security policy available at SELinux $($Security$-$Enhanced Linux$).$Explain about basic architecture of SELinux$$Explain about various SELinux features and how they are relevant for different use case scenarios for larger team. $$Provide them some overview about virtualization and containers. Their common purpose, yet how they are different. $$Also explain about Linux hardening and other alternatives of SELinux, like AppArmor