Answer:
Joe should train his new junior engineer in cyber-security
Step-by-step explanation:
We can start with one of the ways in which attacks can happen.
An email requesting an employee's data and information update within the company is a classic method for gaining entry into a computer, ranging from viruses, worms, Trojans, and ransomware.
One way to prevent that to happen and remove other exploit points is to keep everything up to date like the router firmware; the Os system is recommended to be one that receives updates constantly, any out-dated Os should be avoided. The use of a enterprise antivirus should be considered and free ones to be avoided.