NextDNS enhances privacy and security by giving users direct control over their DNS settings.NextDNS encrypts DNS traffic with DNS-over-HTTPS (DoH) and DNS-over-TLS (DoT) to prevent unauthorized interception.Users can implement custom blocklists to block connections to ad networks, malware sites, and telemetry services.NextDNS provides logging features but allows users to disable or set minimal logging to prioritize privacy.