CarriersTotal surveillance: hacking GSM networks over the air
In one of the previous installments of our GSM saga we mentioned an urban legend of hijacking encryption keys on the fly. It presupposes someone can clone your SIM card
Cellular networks
2 articles
What are virtual SIM cards and what do they do?
Recently engineers who have been working to improve legacy cellular technologies, were stricken with a thought: “Why would one need a SIM card, if it’s nothing more than a protected data