airwall

Etymology
, by analogy with, than which it is more secure.

Noun

 * 1)  The notional part of a network configuration which isolates computers physically from connection to a wider network such as the Internet.
 * 2)  A secure networking solution that uses Host Identity Protocol to make the network invisible to hackers while still allowing endpoints to communicate with the broader network.
 * 1)  A secure networking solution that uses Host Identity Protocol to make the network invisible to hackers while still allowing endpoints to communicate with the broader network.