Table 5.
Important symbols used in this paper and their meanings.
| Symbols | Meaning |
|---|---|
| Blockchain | Blockchain, which is open, transparent, tamper proof and irreversible; used as a database for decentralized storage in this solution. |
| SN | Blockchain smart sensor(5G-BSS) nodes. |
| SN_ID | Blockchain smart sensors(5G-BSS) for ID. |
| KSN | Asymmetric secret key pairs for smart sensors(5G-BSS), including the public key KpubSN and the private key KpriSN. |
| Key | Symmetric encryption secret key for Smart sensor(5G-BSS), provided by USBKey. |
| Addr | The smart sensor blockchain account address Addr, indicates the identity of the smart sensor administrator. |
| SN_KGen() | Interface for generating smart sensor asymmetric key pairs for KSN. |
| SN_KeyGen() | Interface for the generation of symmetric key pairs Key for smart sensors. |
| Addr_Gen(Kpub) | The parameter Kpub indicates the public key parameter required to generate the account address Addr. |
|
E(key,
M
)
D(key, N ) |
E() for encrypting the plaintext M and D() for decrypting the ciphertext N, where the key can be a symmetric and asymmetric key. |
| USB_Write(D) | USBKey writes data function interface, D is the data to be written. |