AAAA may refer to:

Internet and computing

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  • AAAA protocol, within computer security, "authentication, authorization, accounting and auditing" – the AAA 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

Organizations

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Other uses

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  • AAAA battery, a 1.5 volt battery, smaller than the AAA size
  • AaAa, possible reading of the name Aa, an ancient Egyptian architect
  • AAAA, a rhyme scheme

See also

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