The Sicherheitsdienst (SD), Sicherheitsdienst des Reichsführers-SS Security Service of the Reichsführer-SS was closely connected with the Gestapo and documents of the period often refer to both as the Gestapo.
Mary Lindell MI9 during WW2 describes her escape from the SD (Gestapo) after being sentenced to death.
Alan Malcher 