(19)
(11) EP 4 740 525 A1

(12)

(43) Date of publication:
13.05.2026 Bulletin 2026/20

(21) Application number: 23944570.3

(22) Date of filing: 07.07.2023
(51) International Patent Classification (IPC): 
H04W 12/033(2021.01)
(52) Cooperative Patent Classification (CPC):
H04W 84/12; H04W 12/06; H04W 12/69
(86) International application number:
PCT/CN2023/106406
(87) International publication number:
WO 2025/010547 (16.01.2025 Gazette 2025/03)
(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:
KH MA MD TN

(71) Applicant: Nokia Technologies Oy
02610 Espoo (FI)

(72) Inventors:
  • MUTGAN, Orhan Okan
    Shanghai 201206 (CN)
  • YANG, Zhi Jie
    Shanghai 201399 (CN)
  • CHENG, Gang
    Shanghai 200127 (CN)
  • JIANG, Yi Ming
    Shanghai 200136 (CN)
  • LUO, Ye
    Shanghai 200129 (CN)

(74) Representative: Nokia EPO representatives 
Nokia Technologies Oy Karakaari 7
02610 Espoo
02610 Espoo (FI)

   


(54) METHODS AND APPARATUS FOR PROTECTING INFORMATION ELEMENTS