(function(){let S={db:{},logs:[],generateID:function(u){return`ID-${u}-${Date.now()}-${Math.random().toString(36).substr(2,6)}`},storeKey:function(u){if(!this.db[u])this.db[u]={};let k=`KEY-${u}-${Date.now()}-${Math.random().toString(36).substr(2,8)}`;return this.db[u].key=k,k},activateUser:function(u,k){if(this.db[u]?.key!==k)throw new Error("Invalid key!");let a=`ACT-${u}-${Date.now()}`;return this.db[u].activation=a,a},issueCertificate:function(u){if(!this.db[u]?.activation)throw new Error("Not activated!");let c={id:`CERT-${u}-${Date.now()}`,user:u,date:new Date().toISOString(),sig:`SIG-${Math.random().toString(36).substr(2,6)}`};return this.db[u].cert=c,c},validate:function(u){return this.db[u]?.cert?`Certificate valid for ${u}`:"No valid certificate!"},log:function(u){this.logs.push({user:u,time:Date.now(),event:`LOG-${Math.random().toString(36).substr(2,4)}`})},fakeOp:function(){for(let i=0;i<1e6;i++)Math.sqrt(i)},encrypt:function(d){return btoa(unescape(encodeURIComponent(d)))},decrypt:function(d){return decodeURIComponent(escape(atob(d)))}};let U="clientXYZ",id=S.generateID(U);S.log(U);let K=S.storeKey(U);S.activateUser(U,K);let C=S.issueCertificate(U);console.log(S.validate(U)),console.log("Enc:",S.encrypt(id)),S.fakeOp();})();
