China is now blocking all encrypted HTTPS traffic that uses TLS 1.3 and ESNI The block was put in place at the end of July and is enforced via China's Great Firewall. How the top VPNs compare: Plus, should you try a free VPN? We tested the best VPN services -- focusing on the number of servers, ability to unlock streaming services, and more -- to determine a No. 1 overall. Plus, we tell you whethe