US 12,273,717 B2
Secure sniffing of wireless connections with forward secrecy
Yedidya Yechiel Vachnish, Revava (IL); Barak Cherches, Ramat Ha'Kovesh (IL); and Avi Sammy Berkovich, Herzeliya (IL)
Assigned to TEXAS INSTRUMENTS INCORPORATED, Dallas, TX (US)
Filed by TEXAS INSTRUMENTS INCORPORATED, Dallas, TX (US)
Filed on Aug. 29, 2022, as Appl. No. 17/898,357.
Prior Publication US 2024/0073693 A1, Feb. 29, 2024
Int. Cl. H04L 29/06 (2006.01); H04L 9/08 (2006.01); H04L 9/30 (2006.01); H04L 9/32 (2006.01); H04W 12/033 (2021.01); H04W 12/121 (2021.01)
CPC H04W 12/121 (2021.01) [H04L 9/0819 (2013.01); H04L 9/30 (2013.01); H04L 9/3247 (2013.01); H04L 9/3268 (2013.01); H04W 12/033 (2021.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
establishing a secure communication channel between a server of a first wireless device and a sniffer device using a public key of the sniffer device;
obtaining, by the server, key material uniquely related to a communication session established between the first wireless device and a second wireless device, wherein the communication session is established using a shared password, wherein the key material excludes the shared password and a session key uniquely related to the communication session; and
transmitting, by the server, the key material over the secure communication channel to the sniffer device, wherein the secure communication channel is secured using the public key of the sniffer device.