← EPO Patent Bulletin

METHOD AND APPARATUS FOR ATTACH PROCEDURE WITH SECURITY KEY EXCHANGE FOR RESTRICTED SERVICES FOR UNAUTHENTICATED USER EQUIPMENT

Publication EP3665886A1 Kind: A1 Mar 18, 2026

Applicants

Lenovo (Singapore) Pte. Ltd.

Inventors

KUNZ, Andreas, VELEV, Genadi

IPC Classifications

H04W 12/04 20090101AFI20250603BHEP H04L 9/40 20220101ALI20250603BHEP H04W 8/18 20090101ALI20250603BHEP H04W 60/04 20090101ALI20250603BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR