(19)

(11)

EP 4 681 415 A1

(12)

(43) Date of publication: 21.01.2026 Bulletin 2026/04 (21) Application number: 24712415.9 (22) Date of filing: 06.03.2024

(51) International Patent Classification (IPC):  H04L 67/10(2022.01) H04L 67/51(2022.01) H04L 67/131(2022.01) H04L 67/562(2022.01) (52) Cooperative Patent Classification (CPC): H04L 67/131; H04L 67/562; H04L 67/51 (86) International application number: PCT/EP2024/055872 (87) International publication number: WO 2024/188763 (19.09.2024 Gazette 2024/38)

(84) Designated Contracting 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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 13.03.2023 EP 23161419 (71) Applicant: Vodafone GmbH 40549 Düsseldorf (DE)	(72) Inventor: RAO, Vijay Kishan 40667 Meerbusch (DE) (74) Representative: Weisbrodt, Bernd  Ring & Weisbrodt Patentanwaltsgesellschaft mbH Schinkelstraße 27 40211 Düsseldorf 40211 Düsseldorf (DE)