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ICANN Acronyms and Terms

ICANN has hundreds of acronyms and terms, which can be confusing. We created this multilingual tool to help explain what these terms mean and facilitate your work within the ICANN community. Search for terms by name or acronym using the search bar, or search by letter. All acronyms and terms are available in Arabic, Chinese, French, Russian, and Spanish.

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  • Domain Name System covert channel attackDNS covert channel attack

    A form of attack in which a cyberattacker uses the DNS channel to evade an organization’s network security systems. In an attack through the DNS channel, attackers use specially crafted DNS queries to download malware onto infected computers. They can also use this technique to extract sensitive information from infected computers inside one or more organizations.