简介:Amulti-proxyquantumgroupsignatureschemewiththresholdsharedverificationisproposed.Anoriginalsignermayauthorizeaproxygroupashisproxyagent.Thenonlythecooperationofallthesignersintheproxygroupcangeneratetheproxysignatureonbehalfoftheoriginalsigner.Inthescheme,anytormoreofnreceiverscanverifythemessageandanyt1orfewerreceiverscannotverifythevalidityoftheproxysignature.