A citadel is a castle, fortress, or fortified center. Citadel may also refer to:

Places

* Citadel of Erbil , a palace in Erbil, iraq * Citadel of Aleppo, a palace in Aleppo, Syria * Citadel, Calgary, a neighbourhood in Calgary, Alberta, Canada * Citadel Hill (Fort George), a fortified hill in Halifax, Nova Scotia, Canada * Citadel Island, Victoria, Australia

Arts and entertainment

Fictional entities

* Citadel (comics), a fictional alien empire in the DC Comics universe * Citadel, in '' Oldtown'', a library and medical school run by maestres, in George R.R. Martin's ''A Song of Ice and Fire'' universe * Citadel (''Half-Life''), headquarters for Wallace Breen in City 17 in ''Half-Life 2''

Film and television

* ''Citadel'' (film), a 2012 film * ''Citadel'' (TV series), an upcoming Amazon Prime Video series

Gaming

* ''Citadel'' (video game), by Superior Software *

Citadels (card game) ''Citadels'' is a German-style card game, designed by Bruno Faidutti, originally published in French as ''Citadelles'' by MultiSim in 2000, illustrated by Julien Delval, Florence Magnin, Jean-Louis Mourier and Cyrille Daujean as graphic desi ...

, a German-style card game * ''Citadels'' (video game), a 2013 Arthurian video game

Literature

* ''Citadel'' (2011 novel), a novel by science fiction writer John Ringo * ''Citadel'' (1957), a non-fiction book by William S. White

Music

* ''Citadel'' (Ne Obliviscaris album) * ''Citadel'' (Starcastle album) * ''Citadel'', an album by Muslimgauze * "Citadel" (song), a song by the Rolling Stones

Brands and enterprises

* Citadel Broadcasting, an American broadcast holding company *

Citadel Films Joseph Thaliath Jr. was an Indian film director and producer. Early life Hailing from a Christian family, he was the son of a High Court Judge in Thiruvananthapuram when it was known as Trivandrum in the Princely State of Travancore before indep ...

, a defunct Indian film studio * Citadel LLC, a hedge fund management company *

Citadel Miniatures Citadel Miniatures Limited is a company which produces metal, resin and plastic miniature figures for tabletop wargames such as ''Warhammer Fantasy Battle'' and ''Warhammer 40,000''. In the past Citadel Miniatures was a separate company but i ...

, a miniatures company owned by Games Workshop *

Citadel Press Kensington Publishing Corp. is an American, New York-based publishing house founded in 1974 by Walter Zacharius (1923–2011)Grimes, William"Walter Zacharius, Romance Publisher, Dies at 87,"''New York Times'' (MARCH 7, 2011). and Roberta Bender ...

, a publishing company *

Citadel Records Citadel Records is an independent record label from Sydney, Australia. It was established in the early 1980s by John Needham. Bands released through Citadel include Died Pretty, Deniz Tek, Kim Salmon and the Surrealists, The Trilobites, Porcelain ...

, an Australian independent record label * Citadel Theatre, Edinburgh, Scotland

Computing

Citadel (malware) Citadel is a piece of massively-distributed malware based upon Zeus. It targets credentials stored in password managers such as Keepass, Password Safe and neXus Personal Security Client. By 2017 (it was first identified in 2011) Citadel had inf ...

, a ZeuS-based botnet alleged to have stolen over US$500,000,000 from personal bank accounts *

Citadel (software) Citadel is the name of a bulletin board system (BBS) computer program, and of the genre of programs it inspired. Citadels were notable for their room-based structure (see below) and relatively heavy emphasis on messages and conversation as opp ...

, a BBS software * Citadel/UX, an implementation of Citadel that has evolved into a modern groupware platform

Other uses

Armored citadel In a warship an armored citadel is an armored box enclosing the machinery and magazine spaces formed by the armored deck, the waterline belt, and the transverse bulkheads. In many post-World War I warships, armor was concentrated in a very s ...

, protective enclosure in a ship * Halifax Citadels, a defunct American Hockey League team * Operation Citadel, part of the World War II Battle of Kursk *

Salvation Army citadel A Salvation Army corps is a local church organization and physical place of worship in The Salvation Army. Like the Christian term "church" a corps includes both the physical building and the body of members who attend at the building. In kee ...

, a Salvation Army meeting place