It’s actually a fairly straightforward hack. The Mini PCI-e standard ... and soldering them up to a SIM adapter, or directly to the card itself if you’re so inclined.

Apparently some of the traffic lights in Johannesburg, South Africa have SIM cards in them to help maintain the network without a physical connection. Now that’s some and not all, but apparently ...

GCHQ and the US National Security Agency hacked into the internal network of the largest makers of mobile phone SIM cards in the world in order to steal encryption keys and compromise the security ...