Virtual Private Network
Have your Virtual Assistant set up a VPN (Virtual Private Network). Your assistant should set this up on their computer to ensure uninterrupted access to any of your sites.
Express VPN offers fast speeds, security smarts, supreme ease of use, 24/7 customer support, and even free cloud backup. It's rated as one of the best VPNs around and you can try it for a 30-day risk-free.
Nord is the biggest name in the business. With rapid server speeds, extra privacy perks like "Double VPN" encryption, and an independently audited no-log policy, Nord can definitely provide a secured connection.