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
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
SIM cards: attack of the clones
In the first part of our story we covered the history of SIM cards. Now let us get down to their security. One of the first vulnerabilities in SIM cards