pwn.college from the folks at ASU SEFCOM is by a significant margin the best comprehensive binary exploitation training you can get. There are video lessons from some of the top professors and graduate (and undergraduate) TAs, CTF players, and more alongside a massive suite of hands on practice and a community for discussion and learning.
Video training sessions: https://youtube.com/@pwncollege Challenges: pwn.college Discord: https://pwn.college/discord