公开(公告)号：US20230208647A1

公开(公告)日：2023-06-29

申请号：US18179046

申请日：2023-03-06

Applicant: AT&T Intellectual Property I, L.P.

Inventor： Yaron Kanza ,  Divesh Srivastava ,  Tamrapami Dasu ,  Eleftherios Koutsofios

IPC: H04L9/32 ,  G06F16/23

CPC classification number: H04L9/3236 ,  G06F16/2379 ,  H04L9/3297 ,  G06F16/2365 ,  H04L9/50

Abstract: Aspects of the subject disclosure may include, for example, a device with a processing system including a processor; and a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations including receiving a first record of sending a file and a hash for the file from a sender of the file; recording the first record on a blockchain; providing the first record to a receiver of the file; and monitoring a predetermined time period in which to receive a second record of receiving the file and the hash for the file. Other embodiments are disclosed.