That's fine,having a specialized interest is ok,just don't say that is a "core concepts of cybersecurity".
You like impressive exploits and vulnerability research,which is good,that upstream work is useful in downstream "core" security whether it be for corporations (a 2 person startup is one) or consumers.
You like impressive exploits and vulnerability research,which is good,that upstream work is useful in downstream "core" security whether it be for corporations (a 2 person startup is one) or consumers.