import { CanActivate, ExecutionContext } from "@nestjs/common";
import { Reflector } from "@nestjs/core";
export declare class CsrfGuard implements CanActivate {
    private readonly refreltor;
    constructor(refreltor: Reflector);
    private _isInternal;
    private _generateHash;
    canActivate(context: ExecutionContext): Promise<any>;
}