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(11)

EP 4 196 890 A1

(12)

(43) Date of publication: 21.06.2023 Bulletin 2023/25 (21) Application number: 21856719.6 (22) Date of filing: 12.08.2021

(51) International Patent Classification (IPC):  G06F 21/00(2013.01) G06N 20/00(2019.01) (52) Cooperative Patent Classification (CPC): G06F 21/32; G06N 3/08; G06N 3/045 (86) International application number: PCT/US2021/045745 (87) International publication number: WO 2022/036097 (17.02.2022 Gazette 2022/07)

(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: 14.08.2020 US 202016993596 22.01.2021 US 202117155890 24.02.2021 US 202117183950 10.08.2021 US 202117398555 (71) Applicant: Private Identity LLC Potomac, MD 20854 (US)

(72) Inventor: STREIT, Scott Edward Woodbine, MD 21797 (US) (74) Representative: Boult Wade Tennant LLP  Salisbury Square House 8 Salisbury Square London EC4Y 8AP London EC4Y 8AP (GB)