AT&T is joining a growing list of telecom providers making “quantum” moves in 2026—signaling that post-quantum security and quantum-safe networking are becoming real priorities, not just lab talk. For dealers, this is a high-value B2B opener: multi-location retailers and SMBs want secure, reliable connectivity for payments, customer data, and remote work. The practical sell is a security-first connectivity bundle (primary internet + backup + managed security positioning).