ResearchBenchmarksCommunication Cost Analysis on Messaging ProtocolCommunication Cost Analysis on Messaging ProtocolFollow64Proof Message Size (Client->Server) [bytes]Spectrum-11.52498.241,0081,517.76Jun 3, 2026Evaluation resultsMethodMethodLinksProof Message Size (Client->Server) [bytes]Key Message Size (Client->Server) [bytes]Audit Message Size (Server<->Server) [bytes]SpectrumSecurity parameter (λ)...Security parameter (λ)=128, Channel size (L)=10242026.066419864PepperSecurity parameter (λ)...Security parameter (λ)=128, Channel size (L)=10242026.061,952304816PACLsSecurity parameter (λ)...Security parameter (λ)=128, Channel size (L)=10242026.061,952262816