Understanding <a href=https://npprteam.shop/en/articles/media-buying/proxy-guide-for-ad-accounts-mobile-vs-residential-vs-datacenter/>proxy selection strategy for ad account security 2026</a> has become essential for any media buyer managing multiple ad accounts across platforms. Ad networks increasingly rely on sophisticated detection systems that flag suspicious access patterns, IP inconsistencies, and behavioral anomalies that trigger account restrictions or permanent bans. This guide breaks down how mobile, residential, and datacenter proxies differ in detection risk, latency performance, and cost structure, helping you choose the right infrastructure for your specific account management needs. Media buyers managing high-volume campaigns learn which proxy type prevents flags while maintaining the speed required for real-time bid optimization and creative testing. Whether you're scaling accounts across regions or protecting existing assets, matching your proxy infrastructure to your workflow ensures sustainable growth without compliance violations.