X CTF_OJ practice platform
Developed by X CTF Organizing Committee, it is a free online network security website. Provide training materials and resources for professionals in different industries, and you can choose courses that suit you.
Hacking cycle
This is a blog site, mainly for junior level. There are many very useful tools and checks to share on the website.
Using database
Database is an important tool for hackers. If you want to know more about how people used to fix vulnerabilities, then this website is for you.
Safety tube
The above videos are all quoted from YouTube, and there are many kinds of videos. These videos are written by industry professionals or experienced security researchers.
Hacker course
This website has collected hundreds of tutorials on network security, and e-books and tools can be found on this website.
The network information security attack and defense learning platform provides basic knowledge examinations, tutorials and other materials. The practical exercises mainly focus on Web questions, including basic scripts, injection, upload, decryption and synthesis.