The Union of Resilience and Reliability

In a few sentences, prepare an initial post that addresses the following:
If we build reliable software and people do everything they are supposed to, do we have cybersecurity problems? Explain your answer.
Why do reliable systems matter? Can a system be reliable and not secure? Can a system be secure and not reliable? Explain your answer.
https://www.youtube.com/watch?v=-D55m3t6pas
"Reliability Basics - Mikes Inventions"
"Error, Fault and Failure https://www.youtube.com/watch?v=zAty8Rpg92I