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
AAAA battery, a 1.5 volt battery, smaller than the AAA size
FLORENCE – Westside leaned on Khalia Hartwell in the ClassAAAA high school girls basketball state championship game. So did the defenders who collapsed on her ... Hartwell finished with 21 points and 11 rebounds ... “... “It kind of fueled us,” Hood said.