Systems and methods for monitoring water in a building
A system to characterize water in a building includes a processor; a water sensor coupled to the processor; a water valve coupled to the processor; an encryption module executed by the processor to secure water data; and a transceiver to communicate secured water data over a network to a remote processor.
1. A system to characterize water in a building, comprising:
a microcontroller;
a water sensor coupled to the microcontroller to handle a lightweight blockchain, and when idled the microcontroller mines a cryptocurrency;
a water valve coupled to the microcontroller; and
an encryption module executed by the microcontroller to secure water data; and
a transceiver to communicate secured water data over a network to a remote processor, wherein the microcontroller makes air characteristic entries on a blockchain with Proof of Work Collaborative (POW-C) with a wallet ledger where result of the transactions are coupled to a wallet address, wherein the controller applies elliptic curve digital signature, and wherein the controller communicates with a security miner that oversees the network prior to one or more full nodes distributing workload to the other miners.
2. The system of claim 1 , comprising a blockchain coupled to the microcontroller through the transceiver.
3. The system of claim 2 , wherein sensor data is stored in the blockchain to avoid tampering.
4. The system of claim 1 , wherein data transactions sent by the microcontroller are signed with elliptic curve signature.
5. The system of claim 1 , comprising an application program interface (API) to allow a mobile device to query the microcontroller for water data.
6. The system of claim 5 , wherein the microcontroller receives commands from a phone app to the devices and communicate readings from the devices to the phone app using the API.
7. The system of claim 5 , wherein the microcontroller uses the API to communicate an email or a text notification based on a predetermined event.
8. The system of claim 5 , wherein the microcontroller uses the API to communicate an email or a text notification based on water leakage detection.
9. The system of claim 5 , comprising an API gateway, wherein communications between network devices and the blockchain enhanced security features that protect the connections and the privacy of the users.
10. The system of claim 1 , comprising code to automatically turn off the water valve in case of a leak.
11. The system of claim 1 , comprising a learning machine to disaggregate individual water usage from the total water consumption at an appliance or fixture level.
12. The system of claim 1 , comprising a call center in communication with the microcontroller and code to monitor activities of life from water sensor data and request assistance.
13. The system of claim 1 , wherein the encryption does not allow using the same random key for a digital signature twice and wherein encryption parameters for a digital signature (r,s) are different for the digital signature because a sender and a receiver track and reject re-using the same (r).
14. A method to manage water in a building with an appliance, comprising:
reading from one or more sensors water flow into the building;
storing sensor data on a lightweight blockchain requiring just a microcontroller;
determining if the water flow is from a leakage above a predetermined threshold and shutting off water into the building and when the microcontroller is idled, mining for a cryptocurrency, wherein the microcontroller makes air characteristic entries on a blockchain with Proof of Work Collaborative (POW-C) with a wallet ledger where result of the transactions are coupled to a wallet address, wherein the controller applies elliptic curve digital signature, and wherein the controller communicates with a security miner that oversees the network prior to one or more full nodes distributing workload to the other miners.
15. The method of claim 14 , comprising notifying a user of the water leakage prior to shutting off water into the building.
16. The method of claim 14 , comprising communicating with a mobile device through an encrypted application program interface (API).
17. The method of claim 14 , comprising securing communications with an elliptic curve signature.
18. The method of claim 14 , comprising applying the cryptocurrency to offset the cost of the appliance.
19. The method of claim 14 , comprising monitoring activities of life from sensor data and calling for assistance if needed.