Added more credits (authors/platform) (#5968)

courses/free-courses-en.md

@@ -146,9 +146,9 @@
 
 ### Assembly
 
-* [Binary Exploitation / Memory Corruption by LiveOverflow](https://www.youtube.com/playlist?list=PLhixgUqwRTjxglIswKp9mpkfPNfHkzyeN) - LiveOverflow
-* [Introduction To Reverse Engineering Software](http://opensecuritytraining.info/IntroductionToReverseEngineering.html)
-* [Introductory Intel x86: Architecture, Assembly, Applications, & Alliteration](http://opensecuritytraining.info/IntroX86.html)
+* [Binary Exploitation / Memory Corruption by LiveOverflow](https://www.youtube.com/playlist?list=PLhixgUqwRTjxglIswKp9mpkfPNfHkzyeN) - LiveOverflow (YouTube)
+* [Introduction To Reverse Engineering Software](http://opensecuritytraining.info/IntroductionToReverseEngineering.html) - Matt Briggs (OpenSecurityTraining)
+* [Introductory Intel x86: Architecture, Assembly, Applications, & Alliteration](http://opensecuritytraining.info/IntroX86.html) - Xeno Kovah (OpenSecurityTraining)
 
 
 ### AutoIt
@@ -158,10 +158,10 @@
 
 ### Bash / Shell
 
-* [Bento Shell Track](https://bento.io/topic/shell) (Bento)
-* [How to CMake Good](https://www.youtube.com/playlist?list=PLK6MXr8gasrGmIiSuVQXpfFuE1uPT615s)
-* [Shell Scripting Tutorial](https://www.youtube.com/playlist?list=PL7B7FA4E693D8E790)
-* [Shell Scripting Tutorial for Beginners](https://www.youtube.com/playlist?list=PLS1QulWo1RIYmaxcEqw5JhK3b-6rgdWO_) (ProgrammingKnowledge)
+* [Bento Shell Track](https://bento.io/topic/shell) - Jon Chan (Bento)
+* [How to CMake Good](https://www.youtube.com/playlist?list=PLK6MXr8gasrGmIiSuVQXpfFuE1uPT615s) - vector-of-bool (YouTube)
+* [Shell Scripting Tutorial](https://www.youtube.com/playlist?list=PL7B7FA4E693D8E790) - The Bad Tutorials (YouTube)
+* [Shell Scripting Tutorial for Beginners](https://www.youtube.com/playlist?list=PLS1QulWo1RIYmaxcEqw5JhK3b-6rgdWO_) -  ProgrammingKnowledge (YouTube)
 
 
 ### Bootstrap