retronetcall - Datex-L: The German CSPDN (Circuit Switched Public Data Network)
▶retronetcall - Datex-L: The German CSPDN (Circuit Switched Public Data Network) — a Chaos Computer Club (media.ccc.de) security conference talk on network (52:58 min). Watch the full video, indexed free on the Breach Arc Archive.
▶ Watch video on YouTube