It's a comprehensive package of antivirus, antimalware etc that has to be paid for. Many users of these forums prefer to use freebies which seem to work equally well (MSE, Avast!, AVG etc). It pretty much runs itself once installed.
Surface Pro (2017) vs Surface Pro 4
20 groundbreaking 3D animation technologies coming to Siggraph 2017
iPad Pro 12.9 vs Surface Pro 5
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.