http://www.nicetool.net/tag/base/
https://demo.dynamsoft.com/DBR/BarcodeReaderDemo.aspx
https://www.qqxiuzi.cn/bianma/wenbenjiami.php?s=yinyue
https://www.splitbrain.org/services/ook
https://www.ctftools.com/down/
https://blog.csdn.net/vhkjhwbs/article/details/101160822
https://www.freebuf.com/articles/others-articles/166049.html
在线网站解析公钥文件:http://ctf.ssleye.com/
https://blog.csdn.net/huanghelouzi/article/details/82995313
Android逆向之旅--运行时修改内存中的Dalvik指令来改变代码逻辑
TODO
svn, wireshark