What could possibly happen to the root zone? What is the ”something wrong” which you say could happen? I want to see specifics. The CA system is frequently d

What could possibly happen to the root zone? What is the ”something wrong” which you say could happen? I want to see specifics. The CA system is frequently defended by describing its transparency, and how any bad CA will be discovered thereby. I want to know how a compromised root zone could be used in an actual attack, and how this specific attack is easier than attacking a CA quickly enough before discovery.