Public-key cryptography and smart meter: what they have in common

1. Step 1. Public-key cryptography — is used in — Internet. HTTPS is protected by asymmetric encryption.
2. Step 2. Internet — has part — Router. A network of routers.
3. Step 3. Router — has part — Radio module and antenna. A Wi-Fi access point.
4. Step 4. Radio module and antenna — is part of — Smart meter. Data transmission.

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