附录A 互联网开源项目索引

• 安全类开源项目精选 - 安全客

• 免费的编程中文书籍索引 https://github.com/justjavac/free-programming-books-zh_CN#python

• Liveoverflow https://www.youtube.com/channel/UClcE-kVhqyiHCcjYwcpfj9w/videos?sort=da&view=0&flow=grid