All telecoms are. It's no coincidence that telecom security is crap. https://www.aftenposten.no/verden/i/Olkl/sources-we-were-pressured-to-weaken-the-mobile-se

All telecoms are. It's no coincidence that telecom security is crap. https://www.aftenposten.no/verden/i/Olkl/sources-we-were-pressured-to-weaken-the-mobile-security-in-the-80s https://www.aftenposten.no/verden/i/Olkl/sources-we-were-pre...? https://www.theguardian.com/business/2014/jun/06/vodafone-reveals-secret-wires-allowing-state-surveillance https://www.theguardian.com/business/2014/jun/06/vodafone-re...