Make use of the built-in VPN service in OS X
If you access your computer remotely, then services like Apple's "Back to my Mac" have their conveniences; however, this and similar services are useful for individual machines only. On the other hand, if you have more than one device on your home network that you might wish to directly access, then using a virtual private network is beneficial as it places your system on your home's network so you can communicate with devices as if you were at home.
Often the implementation of this is to use a hardware-based VPN (likely built into your home router) … Read more