E2IBS is a two-layer identity-based signature scheme for authenticating 5G base station broadcast messages with 111-byte overhead and about 2x faster verification than the previous Schnorr-HIBS approach.
3GPP, Specification number TR 33.809 version 0.8.0, Study on 5G security enhancements against false base stations,
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Securing 5G Bootstrapping: A Two-Layer IBS Authentication Protocol
E2IBS is a two-layer identity-based signature scheme for authenticating 5G base station broadcast messages with 111-byte overhead and about 2x faster verification than the previous Schnorr-HIBS approach.