fastjson-blacklist. 打CTF实在厌倦了找利用链，就知道一个fastjson的版本，一堆依赖找啊找，头都疼。为了解决这个烦恼，用了卓卓师傅的fastjson黑名单工具和库，自己改造了一下。

Problem

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Audience

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Market

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Pricing

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.