Forbes September 13, 2019
Thirty years ago, as a U.S. Department of Defense experiment called the internet was to be soon commercialized, companies started to focus on how to protect internal systems and applications from attackers on the internet.
The group responsible for deploying internet connectivity within organizations — usually network administrators — touted a technology called the firewall. On the principle that it could observe and direct network traffic, its proponents delivered a tantalizing message: Companies didn’t have to change a thing within their applications! All they had to do was install a firewall, configure it so ingress from and egress to the internet passed through this firewall, and it would ensure that only authorized entities and traffic were permitted to pass. Based...
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