Bahnschutzpolizei, subordinate to the Deutsche Reichsbahn. SS-Bahnschutz replaced the Bahnschutzpolizei within the Reich territory from 1944. Postal protection (Postschutz) comprised roughly 45,000 members and was tasked with the security of Germany's Reichspost, which was responsible not only for the mail but other communications media such as the telephone and telegraph systems.