Patent ID: 11887072
Assignee: BITT INC.
Field: IT methods for management (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 9:
10. The system of claim 8, wherein the third computing device at the director's office is configured to rotate a current third-level public key of the at least one third-level public key by:
determining whether the current third-level public key is expired;
in response to determining that the current third-level public key is expired, generating a new third-level public key and a new third-level private key at an air-gapped computing device;
signing the new third-level public key using one of the at least one third-level private key to produce a signature;
sending the new third-level public key and the signature to a first node implementing the distributed ledger; and
adding a subsequent signature to a subsequent minting request using the new third-level private key.