02-13-2015, 02:23 PM
These will likely become PAID soon. So please hurry.
https://www.udemy.com/viruses-and-worms/
https://www.udemy.com/system-hacking/
https://www.udemy.com/introduction-to-ethical-hacking/
https://www.udemy.com/vulnerability-assessment/
https://www.udemy.com/spyware-keyloggers/
https://www.udemy.com/denial-of-service/
https://www.udemy.com/viruses-and-worms/
https://www.udemy.com/system-hacking/
https://www.udemy.com/introduction-to-ethical-hacking/
https://www.udemy.com/vulnerability-assessment/
https://www.udemy.com/spyware-keyloggers/
https://www.udemy.com/denial-of-service/