US 12,445,296 B2
Authentication and key management for applications (AKMA) application key (KAF) refresh
Adrian Edward Escott, Reading (GB); and Anand Palanigounder, San Diego, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Nov. 7, 2023, as Appl. No. 18/504,042.
Claims priority of provisional application 63/383,216, filed on Nov. 10, 2022.
Prior Publication US 2024/0163110 A1, May 16, 2024
Int. Cl. H04L 9/32 (2006.01); H04L 9/08 (2006.01); H04L 9/14 (2006.01)
CPC H04L 9/3242 (2013.01) [H04L 9/0866 (2013.01); H04L 9/0891 (2013.01); H04L 9/14 (2013.01)] 30 Claims
OG exemplary drawing
 
1. An apparatus for wireless communications, comprising:
at least one memory comprising instructions; and
at least one processor coupled to the at least one memory and configured to:
generate an anchor key based on an authentication server function key;
associate a count value with the anchor key;
generate a temporary device identifier based on the authentication server function key;
generate an enhanced key identifier based on the count value, wherein the enhanced key identifier includes a portion of the temporary device identifier, wherein the portion of the temporary device identifier is less in size than an entire temporary device identifier; and
transmit the enhanced key identifier to a remote application.