PDF) "Civil Security" and the Private Security Industry in Germany
Federal Minister of the Interior: “We are vigilant, alert and prepared”
Federal Ministry of the Interior and Community - Wikiwand
Domestic security services in Germany – DW – 07/04/2012
Federal Ministry of the Interior and Community - Wikiwand
Germany considers law change to allow police to spy on potential terrorists and criminals through car and house alarms | The Independent | The Independent
KassenSichV - englisch
CoESS - News - BDSW: Historic day – private security services industry will be regulated by the German Federal Ministry of the Interior