Dns Security Best Practices Preventing Dns Hijacking Poisoning And Redirection
While DNS has always been an important protocol, the growing use of cloud-based services has made it even more so. IP addresses of services (such as Microsoft 365 servers) change regularly, and the DNS system is necessary to ensure that users of these services are connecting to the correct device. A prime example of the importance of availability and security of the DNS infrastructure is the 2016 Distributed Denial-of-Service (DDoS) attack against Dyn, a widely-used DNS provider....