Societas secreta
Societas secreta est societas cuius existentia secreta sit, cuius sociorum nomina secreta sint, ratione mystica vel e  timorepersecutionis.

In historia multi societates secretae creatae est, aut ubi libertas associationis carebat, aut alibi.

Exempla societatum secretarum 
Fraternitas Rosaceae Crucis
Ku Klux Klan
Latomismus
Ordo Illuminatorum
Ordo Templi Orientis

Bibliographia 
 Jacob, Frank (2012). Geheimgesellschaften: Kulturhistorische Sozialstudien: Secret Societies: Comparative Studies in Culture, Society and History. Herbipoli: Königshausen & Neumann. ISBN 978-3826049088

Societates secretae