(19)

(11)

EP 3 881 212 A1

(12)

(43) Date of publication: 22.09.2021 Bulletin 2021/38 (21) Application number: 19798686.2 (22) Date of filing: 13.11.2019

(51) International Patent Classification (IPC):  G06F 21/57(2013.01) H04L 29/06(2006.01) (52) Cooperative Patent Classification (CPC): G06F 21/577; H04L 63/1433; G06F 2221/034; G06F 2221/033 (86) International application number: PCT/EP2019/081175 (87) International publication number: WO 2020/099485 (22.05.2020 Gazette 2020/21)

(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: 14.11.2018 EP 18206291 (71) Applicant: Baden-Württemberg Stiftung gGmbH 70174 Stuttgart (DE)	(72) Inventors: ARMKNECHT, Frederik 67549 Worms (DE) GORKE, Christian 55118 Mainz (DE) (74) Representative: Müller-Boré & Partner Patentanwälte PartG mbB  Friedenheimer Brücke 21 80639 München 80639 München (DE)