US 11,748,494 B2
Distributed data security
Mehmet Fatih Erden, Saint Louis Park, MN (US)
Assigned to Seagate Technology LLC, Fremont, CA (US)
Filed by Seagate Technology LLC, Fremont, CA (US)
Filed on Jul. 16, 2021, as Appl. No. 17/378,240.
Application 17/378,240 is a continuation of application No. 16/452,794, filed on Jun. 26, 2019, granted, now 11,100,236.
Prior Publication US 2021/0342458 A1, Nov. 4, 2021
Int. Cl. G06F 21/60 (2013.01); H04L 9/08 (2006.01)
CPC G06F 21/602 (2013.01) [H04L 9/0819 (2013.01); H04L 9/0869 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
partitioning a received data chunk into first and second data sectors to be stored in respective first and second store units;
generating first and second random keys;
encrypting the first data sector with the second random key, and not encrypting the first data sector with the first random key;
encrypting the second data sector with the first random key, and not encrypting the second data sector with the second random key;
encoding the first and second random keys with channel codes; and
appending the first encoded random key to the first encrypted data sector to obtain first appended data, and appending the second encoded random key to the second encrypted data sector to obtain second appended data.