Licensing in the cloud

1. A client host device comprising:

first security circuitry;

computer readable instructions; and

processor circuitry to execute the computer readable instructions to:

access a first unique identifier stored in the first security circuitry;

establish a first secure channel between the first security circuitry and second security circuitry by causing transmission of the first unique identifier to the second security circuitry, the second security circuitry at a remote license server;

cause transmission of license data to the second security circuitry via the first secure channel, the license data corresponding to an appliance;

activate the appliance after an indication of a validity of the license data from the remote license server;

access a second unique identifier via a virtual machine implemented by the client host device; and

establish a second secure channel between the virtual machine and the second security circuitry by causing transmission of the second unique identifier to the second security circuitry.

2. The client host device of claim 1 , wherein the first security circuitry is software guard extension (SGX) circuitry, the first unique identifier is a unique data value stored in the software guard extension (SGX) circuitry.

3. The client host device of claim 1 , wherein the first security circuitry is trusted execution environment (TEE) circuitry, the first unique identifier is a unique data value stored in the trusted execution environment (TEE) circuitry included in the client host device.

4. The client host device of claim 1 , wherein the first unique identifier is a unique data value generated by random number generation circuitry of the client host device.

5. The client host device of claim 1 , wherein the first unique identifier is a unique data value generated by secure clock circuitry associated with the client host device.

6. The client host device of claim 1 , wherein the processor circuitry is to establish the first secure channel by causing transmission of information representative of a unique data value generated based on the license data associated with the appliance and at least one of:

data representative of a media access control (MAC) address of the client host device;

data representative of a client host device name of the client host device;

data representative of a client host device IP address of the client host device; or

data representative of metadata of the client host device.

7. The client host device of claim 1 , wherein the processor circuitry is to cause transmission of at least one of the first unique identifier or the license data to the second security circuitry at a plurality of temporal intervals.

8. The client host device of claim 1 , wherein the processor circuitry is to cause transmission of at least one of the first unique identifier or the license data the second security circuitry on an event driven basis.

9. The client host device of claim 1 , wherein the processor circuitry is to establish the first secure channel between the first security circuitry and the second security circuitry based on receipt of a license request including respective license data corresponding to a plurality of appliances communicatively coupled to the client host device.

10. The client host device of claim 1 , wherein the processor circuitry is to establish the first secure channel between the first security circuitry and the second security circuitry after receipt by the client host device of a license request including respective license data corresponding to a plurality of cloned appliances communicatively coupled to the client host device.

11. The client host device of claim 1 , wherein the processor circuitry is to establish the first secure channel between the first security circuitry and the second security circuitry after receipt of a license request including license data associated with a virtual network function hosted by the client host device.

12. A non-transitory storage device comprising instructions which, when executed, cause a client host device to at least:

access a first unique identifier stored in first security circuitry;

establish a first secure channel between first security circuitry and second security circuitry by causing transmission of the first unique identifier to the second security circuitry, the second security circuitry at a remote license server;

cause transmission of license data to the second security circuitry via the first secure channel, the license data corresponding to an appliance;

activate the appliance after an indication of a validity of the license data from the remote license server;

access a second unique identifier via a virtual machine implemented by the client host device; and

establish a second secure channel between the virtual machine and the second security circuitry by causing transmission of the second unique identifier to the second security circuitry.

13. The storage device of claim 12 , wherein the first security circuitry is software guard extension (SGX) circuitry, the first unique identifier is a unique data value stored in the software guard extension (SGX) circuitry.

14. The storage device of claim 12 , wherein the first security circuitry is trusted execution environment (TEE) circuitry, the first unique identifier is a unique data value stored in the trusted execution environment (TEE) circuitry included in the client host device.

15. The storage device of claim 12 , wherein the first unique identifier is a unique data value generated by random number generation circuitry of the client host device.

16. The storage device of claim 12 , wherein the first unique identifier is a unique data value generated by secure clock circuitry associated with the client host device.

17. The storage device of claim 12 , wherein the instructions cause the client host device to establish the first secure channel by causing transmission of information representative of a unique data value generated based on the license data associated with the appliance and at least one of:

data representative of a media access control (MAC) address of the client host device;

data representative of a client host device name of the client host device;

data representative of a client host device IP address of the client host device; or

data representative of metadata of the client host device.

18. The storage device of claim 12 , wherein the instructions cause the client host device to cause transmission of at least one of the first unique identifier or the license data to the second security circuitry at a plurality of temporal intervals.

19. The storage device of claim 12 , wherein the instructions cause the client host device to cause transmission of at least one of the first unique identifier or the license data the second security circuitry on an event driven basis.

20. The storage device of claim 12 , wherein the instructions cause the client host device to establish the first secure channel between the first security circuitry and the second security circuitry based on receipt of a license request including respective license data corresponding to a plurality of appliances communicatively coupled to the client host device.

21. The storage device of claim 12 , wherein the instructions cause the client host device to establish the first secure channel between the first security circuitry and the second security circuitry after receipt by the client host device of a license request including respective license data corresponding to a plurality of cloned appliances communicatively coupled to the client host device.

22. The storage device of claim 12 , wherein the instructions cause the client host device to establish the first secure channel between the first security circuitry and the second security circuitry after receipt of a license request including license data associated with a virtual network function hosted by the client host device.

23. A method comprising:

accessing a first unique identifier stored in first security circuitry;

establishing, by executing an instruction with one or more processors, a first secure channel between first security circuitry and second security circuitry by causing transmission of the first unique identifier to the second security circuitry, the second security circuitry at a remote license server;

transmitting of license data to the second security circuitry via the first secure channel, the license data corresponding to an appliance;

activating, by executing an instruction with the one or more processors, the appliance after an indication of a validity of the license data from the remote license server;

accessing a second unique identifier via a virtual machine implemented locally; and

establishing, by executing an instruction with the one or more processors, a second secure channel between the virtual machine and the second security circuitry by causing transmission of the second unique identifier to the second security circuitry.

24. The method of claim 23 , wherein the first security circuitry is software guard extension (SGX) circuitry, the first unique identifier is a unique data value stored in the software guard extension (SGX) circuitry.

25. The method of claim 23 , wherein the first security circuitry is trusted execution environment (TEE) circuitry, the first unique identifier is a unique data value stored in the trusted execution environment (TEE) circuitry included locally in a client host device.