StartSSL certificates isn't trusted by several major browsers anymore and will probably lose all credibility and disappear from the market completely. In it's place we have seen Let's Encrypt growth explode for the last 18 months. This post will cover some background and how to use setup Let's Encrypt on your Amazon EC2 Apache based server.
The Amazon EC2 Linux instances comes without swap. Sooner or later this will be a problem with service hangups or crashes as a result because you run out of memory. I found a lot of instructions on the web about how to add a swap file but no one takes the storage into concern and you may end up paying a lot for a very little performance gain. This article will guide you through swap files on Amazon EC2 linux hosts.