As the first standards-compliant 5G cellular devices are on the edge of release, it might be too late to change the key technologies inside them. But an association representing 90 percent of the global SIM industry is now  cellular carriers to adopt a new 5G SIM card before they launch 5G services, a move that promises to enhance network security, user privacy, and battery life for the next generation of mobile devices.

The nonprofit SIMalliance suggests

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