Offensive Security[1] seems to offer some good introductory as well as advanced courses. They start at $800 though, so that may be a deterrant. But folks who I

Offensive Security[1] seems to offer some good introductory as well as advanced courses. They start at $800 though, so that may be a deterrant. But folks who I know have gone through it and the tests and exams seem to be pretty comprehensive. [1] https://www.offensive-security.com/ https://www.offensive-security.com/