Mobile communications $($and BYOD$)$ are great for a company's bottom line as the company does not need to invest in endpoint technology improvement $($employees have to support their own tech and tech support exists only to support $"$in house" or select applications$),$ not so good for improperly prepared defenses. How can you use BYOD or even CYOD as a means to enter a network for exploitation? Does this make it easier or harder for entry? Why? Explain.