US 11,863,669 B2
Session resumption with derived key
Mark Duane Seaborn, Algonquin, IL (US)
Assigned to International Business Machines Corporation, Armonk, NY (US)
Filed by INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US)
Filed on Mar. 28, 2022, as Appl. No. 17/656,787.
Prior Publication US 2023/0308271 A1, Sep. 28, 2023
Int. Cl. H04L 9/08 (2006.01); H04L 9/40 (2022.01)
CPC H04L 9/0869 (2013.01) [H04L 9/0872 (2013.01); H04L 9/0877 (2013.01); H04L 63/166 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A computer-implemented method for session resumption for cryptographic communications, the method comprising:
receiving, from a client, session data and encrypted early data;
deriving a key using the session data and a one-time pad; and
decrypting the early data using the derived key.