Read and discuss your viewpoint on the SANS Linux Security cheatsheet

 (https://www.sans.org/media/score/checklists/LinuxCheatsheet_2.pdf).  Does this article provide a good starting point to Linux Network Security?  Are there any suggestions provided in the article which are no longer relevant?  Are there any practices you would recommend beyond what are stated in the article based on your reading in the class or own personal experience?