ELI5: AWS security groups! *I* know how they work, but I’ve been doing some auditing and I’m detecting a lot of easy mistakes that suggest some inaccurate mental models. How would you explain security groups to an AWS newbie — both the “rules” part and the “membership” part?
-
-
Ah yes this is a good one, just because resources share the same SG does not mean they can talk to each other.
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
Things got easier for us when we properly split public and private subnets, it became easier to just allow the app subnets to talk to the dbs by just allowing in the sets of /21s on the DB SGs
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.