The ADC is the Key Master for All Things SSL/TLS
by Frank Yue
In the movies (and real life) one often needs to go through the Key Master to get to the destination. The job of the Key Master is to keep control of the access to the locks and barriers that protect important or sensitive material. Sometimes there is one key to get to the hidden rewards while other times, there is a long string of keys that must be maintained and managed. In other situations, the Key Master is more of a Key Maker, generating keys upon request.

It is good to have an important role like the Key Master, but it is essential that one is good at the role. Can you imagine asking for a key and having the Key Master spend hours digging through a box of keys trying to find the right one? Or what if the Key Master gives you a key that no longer works because the lock has been changed?
The gatekeeper of application access
The application delivery controller (ADC) is positioned to be the gatekeeper for the applications on the network. The ADC is the load balancer and reverse proxy that manages all of the client requests going to the pools of application servers behind it. This role often requires the inspection of content to make these load balancing decisions. Clients are sent to different pools of servers based on the uniform resource identifier (URI), cookies, or other types of content in the client request.
Read more: http://ow.ly/iNHX30dTyFF
