Obscurantist

Baphomet was the name of the speaking head which the Knights Templar allegedly worshiped. It has been suggested that this head — sometimes described as similar to a computer — was the secret which the Templars found, the thing which made them the most powerful economic force in Medieval Europe, and that was the secret [...]

Also: Order of the Golden Dawn (disputed) Occult organization made famous by Aleister Crowley. It’s implied that their system of secret ritual was designed around contact with non-human intelligences. Links http://www.rotten.com/library/conspiracy/oto/

aka: A∴A∴ Occult organization founded by Aleister Crowley as an organization beyond the highest ranks of the OTO According to Kenneth Grant: “The one place in Crowley’s writings where he gives the meaning of the initials A∴A∴ is in his magical record (Cefalu, 1921) where it appears as ACTHP APLOC. This is a corrupt Graeco-Coptic [...]

Unearthly entity first contacted by (or contactor of) in Cairo, 1901 who dictated the to him. Crowley subsequently became head of the OTO.