US 12,069,179 B2
Blockchain-powered ledger for a data supply chain
Yaron Kanza, Fair Lawn, NJ (US); Divesh Srivastava, Summit, NJ (US); Tamraparni Dasu, New Vernon, NJ (US); and Eleftherios Koutsofios, Berkeley Hts, NJ (US)
Assigned to AT&T INTELLECTUAL PROPERTY I, L.P., Atlanta, GA (US)
Filed by AT&T Intellectual Property I, L.P., Atlanta, GA (US)
Filed on Mar. 6, 2023, as Appl. No. 18/179,046.
Application 18/179,046 is a continuation of application No. 16/854,418, filed on Apr. 21, 2020, granted, now 11,626,992.
Prior Publication US 2023/0208647 A1, Jun. 29, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04L 29/06 (2006.01); G06F 16/23 (2019.01); H04L 9/32 (2006.01); H04L 9/00 (2022.01)
CPC H04L 9/3236 (2013.01) [G06F 16/2365 (2019.01); G06F 16/2379 (2019.01); H04L 9/3297 (2013.01); H04L 9/50 (2022.05)] 20 Claims
OG exemplary drawing
 
1. A device, comprising:
a processing system including a processor; and
a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations, the operations comprising:
providing, to a receiver of a file, a first record of sending the file and a hash for the file by a sender of the file, wherein the first record is recorded on a blockchain;
monitoring a predetermined time period in which to receive a second record of receiving the file and the hash for the file by the receiver; and
sending an alert responsive to the predetermined time period expiring without receiving the second record.