Bugku-Tool https://tool.bugku.com/?wafcloud=1
http://tool.oschina.net/encrypt?type=3
https://tool.lu/coderunner/ (Code-line compiler)
https://www.sojson.com/encrypt.html (online encryption and decryption)
Picture base64 encryption and decryption http://imgbase64.duoshitong.com/
Core values codec http://www.nicetool.net/app/core_values.html
Test it (Sipp test it) solution to a problem: https://hebin.me/writeup/
China University of Mining and CTF network security training platform Writeup Summary
https://segmentfault.com/a/1190000011914607
Dian Yu blog from the song of http://yulige.top/?paged=5
Wang Yifan seniors blog http://iv4n.xyz/
A leaves tumble https://skysec.top/
Yellow培桁 http://ronpa.top/