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Showing posts with the label LearnedIT

#LearnedIT: IT Security Foundations - Protecting Our Server

Hi again, same course, different submenu. Let's play a game -  Based Upon the Menu, How Much Do I Remember? I did take Sever 2008/12 during my time in college and found it one of the more fun aspects! Hardening the Server - Put it behind a correctly-configured firewall if it's facing the internet. Correctly configured means the proper rules are established regarding access (think 'allow tcp any any') , and ports on the server should be closed if they're not being used unless, again, it's properly configured. Use ACLs to allow one computer located in an area you know is safe and has limited web access to configure the server.  Run auditing, and don't give any one person more permissions than they need. Principal of least privilege!  Train your users. Lisa Bock, our author,  doesn't get as deep as I do, but helpfully reminds us that the physical server should be in a secure, monitored environment to ward off intruders and also overly cool or ho

#LearnedIT: IT Security Foundations: Protecting Our Email

Specifically, the Understanding Email Protection submenu. Here is the link to the course in full. Kubernetes and Ubuntu stuff is still happening, but I keep you on your toes here. Did you expect that? A lot of this is review so I'll note the parts we should know.