Each device has a public key, which isn't a secret, and a private key, which only that device is supposed to know.

每一个设备有一个公钥和一个私钥，公钥是公开的，私钥只有设备自己知道。

youdao

Each device has a public key, which isn't a secret, and a private key, which only that device is supposed to know.

每一个设备有一个公钥和一个私钥，公钥是公开的，私钥只有设备自己知道。

youdao