Thor's FREE IT and Cybersecurity Glossary!

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Use my glossary to help in your CISSP, CISM, CC, Cybersecurity certification studying.

Domain Name System (DNS)

Domain Name System (DNS): A hierarchical and decentralized naming system for computers, services, or other resources connected to the Internet or a private network. It translates more readily memorized domain names to the numerical IP addresses needed for the purpose of locating and identifying computer services and devices with the underlying network protocols.

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