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What to Do With Old SIM Cards: Safe Disposal, Recycling, and Creative Reuse

"Upgrading to a new smartphone, switching carrier networks, or transitioning from a physical SIM to an eSIM often leaves users with a lingering question: what should you do with your old SIM card? While these tiny pieces of plastic and metal seem inconspicuous, they hold critical cryptographic keys, personal data, and valuable resources that require careful handling. Leaving them in a drawer or tossing them directly into the household trash can expose you to security risks or contribute to the growing global problem of electronic waste (e-waste). Managing outdated SIM cards requires balancing personal cybersecurity with environmental responsib..."

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