EPO granted patent EP4264884A1 to Telefonaktiebolaget LM Ericsson for methods and apparatus related to trust level determination in network slices. The invention addresses security and trust verification for virtualized network functions across designated states in Europe (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). The patent covers IPC classifications H04W 12/60, H04W 12/67, H04W 12/12, and H04L 9/40.

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