窃听大数据 https://learning.edx.org/course/course-v1:CornellX+ENGRI1280x+3T2017/home
渗透测试课程集合 https://www.classcentral.com/tag/penetration-testing
社会工程 https://www.udemy.com/course/the-art-of-hacking-humans-intro-to-social-engineering/learn/lecture/9706122#overview https://www.coursera.org/learn/security-awareness-training/home/welcome (感觉这里没有大学公开课有用)
机器学习中的数学 笔记 https://ocw.mit.edu/courses/mathematics/18-657-mathematics-of-machine-learning-fall-2015/lecture-notes/
深度学习介绍 http://introtodeeplearning.com/2020/index.html
大数据和机器学习中的数学 https://ocw.mit.edu/resources/res-ll-005-mathematics-of-big-data-and-machine-learning-january-iap-2020/