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RSCCTF{}

const A="abcdefghijklmnopqrstuvwxyz0123456789",S=[-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,26,27,28,29,30,31,32,33,34,35,-1,-1,-1,-1,-1,-1,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,-1,-1];function N(t){let r=0n;for(let e of t)r=(r<<8n)+BigInt(e);return r}async function Q(t){let r=N(new Uint8Array(await crypto.subtle.digest("SHA-1",t))),e="";for(;r>0n;)e=A[Number(r%36n)]+e,r/=36n;for(;e.length<30;)e="0"+e;let n=e.slice(0,20),o=n.slice(0,10),i=n.slice(10,20),c=t=>Array.from(t).reduce((t,r)=>t+r.charCodeAt(0),0);return o+A[c(o)%36]+i+A[c(i)%36]}function X(t,r){let e=Array.from(t),n=(new TextEncoder).encode(r),o=[];for(let t=0;t<n.length;t++){let r=(S[n[t]]+S[e[t%2]])%36;r<0&&(r+=36);let i=A[r];o.push(i),e[t%2]=i.charCodeAt(0)}return o.join("")}function Z(t,r){let e=Math.floor(36*Math.random()),n=Math.floor(36*Math.random());return String.fromCharCode(A.charCodeAt(e))+String.fromCharCode(A.charCodeAt(n))+A[(A.charCodeAt(e)+A.charCodeAt(n))%36]+X([A.charCodeAt(e),A.charCodeAt(n)],t+"1g"+r.toString(16)+"yz")}class W{constructor(t){this.s=t,this.u=null,this.b=btoa(String.fromCharCode(...this.s)),this.c=-1}async init(){this.u=await Q(this.s)}W(){return this.c+=1,{public:"https://"+Z(this.u,this.c)+".oastify.com",secret:"https://polling.oastify.com:443/burpresults?biid="+encodeURIComponent(this.b)}}}




(async()=>{let t=new Uint8Array(await crypto.subtle.digest("SHA-256",(new TextEncoder).encode("рандомное_секретное_значение"))),r=new W(t);await r.init(),console.log("[*]:",r.W())})();