Official site of the German (federal) police
Hessian police
www.polizei.hessen.de
Networkpartnership to ne-sis
www.ne-sis.org
Networkpartnership to KOSYnet
www.KOSYnet.de
Member of Competence Center for Applied Security Technology (CAST)
www.cast-forum.de
Youth for technic
www.jugend-fuer-technik.de