For the significance of Windows 10's security focus, one simply needs to look at the news. It seems every day that another story emerges of a company or organization that has had ransomware installed and then been blackmailed into paying for an encryption key to regain access to their own data. A review of the work needed to protect from these types of attacks is worth the time.
One company, Third Tier, even has a kit they offer to help prevent this sort of intrusion on your network. From the Third Tier ransomware prevention kit site, http://www.thirdtier.net/ransomware-prevention-kit/, you can see that the package makes many modifications and recommendations, including group policies, WMI filtering, software restriction policies, blocking of known attack vectors, backups, recovery methods, and even training materials to teach users to be more security...