Confidential Game

Besides the common routing protocols, the Domain Name System (DNS) is one of the longest serving infrastructure protocols on the Internet. As the number of participants on the jointly developed Internet (initially ARPANET and later NSFNET) began to grow, the manual overhead involved in maintaining the hostname file (/etc/hosts) exploded. The first draft defined in RFC882 and RFC883 turns 40 next year. Fortunately, traditional attacks such as DNS spoofing and cache poisoning are practically impossible today. DNS has seen several enhancements since its introduction, which retrospectively reflects a good design that is obviously extensible in many directions. The problem now is the unmanageable number of top-level domains, country domains in different languages that use different character sets, DNS over TCP for particularly large queries and responses, and many other major and…