(19)

(11)

EP 4 771 512 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24847259.9 (22) Date of filing: 05.11.2024

(51) International Patent Classification (IPC):  G06F 16/906(2019.01) G06N 20/20(2019.01) (52) Cooperative Patent Classification (CPC): G06F 16/254 (86) International application number: PCT/SG2024/050715 (87) International publication number: WO 2026/101444 (15.05.2026 Gazette 2026/20)

(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 (71) Applicant: CERTIS CISCO SECURITY PTE LTD Singapore 409179 (SG)	(72) Inventor: LIM, Keng Leng Albert Singapore 409179 (SG) (74) Representative: HGF  HGF Limited 4th Floor, 1 City Square Leeds LS1 2ES Leeds LS1 2ES (GB) (56) References cited: :