(19)

(11)

EP 4 162 381 A1

(12)

(43) Date of publication: 12.04.2023 Bulletin 2023/15 (21) Application number: 21731593.6 (22) Date of filing: 03.06.2021

(51) International Patent Classification (IPC):  G06F 21/64(2013.01) H04L 9/32(2006.01) (52) Cooperative Patent Classification (CPC): H04L 9/3268; G06F 21/64 (86) International application number: PCT/IB2021/054884 (87) International publication number: WO 2021/245600 (09.12.2021 Gazette 2021/49)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 03.06.2020 ZA 202003302 (71) Applicant: IOT.nxt BV 2596AL The Hague (NL)	(72) Inventor: KOEN, Renico 0181 Pretoria (ZA) (74) Representative: Mewburn Ellis LLP  Aurora Building Counterslip Bristol BS1 6BX Bristol BS1 6BX (GB)