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AAAA may refer to:

Internet and computing[edit]

  • AAAA protocol, within computer security, "authentication, authorization, accounting and auditing" - the AAA protocol (Diameter protocol) combined with auditing
  • AAAA record, also known as "IPv6 address record", maps a hostname to a 128-bit IPv6 address in the Domain Name System (DNS)
  • Internet Authentication Service, as an acronym for the four main services provided: Authentication, Authorization, Accounting, and Auditing

Other uses[edit]

See also[edit]