US 11,991,269 B1
System and method for distribution of key generation data in a secure network
Manfred Von Willich, Kanata (CA); Mattia Montagna, Toronto (CA); Hoi-Kwong Lo, Toronto (CA); and Paul O'Leary, Kanata (CA)
Filed by QUANTUM BRIDGE TECHNOLOGIES INC., Toronto (CA)
Filed on Oct. 20, 2023, as Appl. No. 18/491,415.
Claims priority of provisional application 63/384,324, filed on Nov. 18, 2022.
Claims priority of provisional application 63/383,813, filed on Nov. 15, 2022.
Int. Cl. H04L 29/06 (2006.01); G06F 21/00 (2013.01); H04L 9/08 (2006.01)
CPC H04L 9/0819 (2013.01) [H04L 9/085 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A method for distribution of cryptographic key generation data in a secure network, the secure network comprising a security server and one or more clients, the method comprising:
receiving or generating indexed random data;
communicating at least a portion of the indexed random data to one of the clients;
receiving or communicating the indices of the portions of the indexed random data shared with the client;
generating a cryptographic key using a portion of the indexed random data; and
using the cryptographic key in encrypted communication between the client and another client.