France, March 3 -- Quantum computing has the potential to break today's encryption methods in the future, putting mobile communications, personal data and critical infrastructure at risk. For telecom operators, this is not a distant theoretical issue: 5G networks underpin everything from smartphones and connected vehicles to emergency services, industry and national infrastructure.The challenge is scale. Replacing millions of devices every time security standards evolve is neither practical nor sustainable. The industry needs a new approach. With this demonstration, Thales shows that security can be upgraded remotely and instantly, directly on SIM and eSIM cards already in use. This capability, known as crypto agility, allows operators to a...