Although "al-Qaeda" is the name of the organization used in popular culture, the organization rarely uses the name to formally refer to itself. The
origin of the name "al-qaeda" is disputed; some allege it was coined by the United States government based on the name of a computer file of bin
Laden's that listed the names of contacts he had made at the MAK in the Bait al-Ansar guesthouse during the late 1980s. Bin Laden himself says of the
origin, saying "We used to call the training camp al Qaeda [meaning "the base" in English].