Dyn | 9,054 followers on LinkedIn. Oracle Dyn, an Oracle Cloud Infrastructure global business unit (GBU), helps companies build and operate a secure, intelligent cloud edge, protecting them from a complex and evolving cyberthreat landscape. Our managed Web Application Security, DNS, and Email Delivery services are powered by a global network that drives 40 billion traffic optimization decisions daily. More than 4,500 customers rely on Oracle Dyn edge services, including preeminent digital brands such as Netflix, Twitter, CNBC, and LinkedIn.