INTRODUCTION
INTERNET HISTORY
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
2001
|
|
|
2003
|
|
|
2005
|
|
|
2007
|
Detailed explanation-1: -First generation firewalls were relatively simple filter systems called packet filter firewalls, but they made today’s highly complex security technology for computer networks possible. Packet filter firewalls, also referred to as stateless firewalls, filtered out and dropped traffic based on filtering rules.
Detailed explanation-2: -Timeline: Firewall in the 90’s AT & T Bell Labs, through Steve Bellovin and Bill Cheswick, developed in 1991 the first concept of what would be consolidated later as stateful packet filtering, or simply stateful firewall.
Detailed explanation-3: -Its purpose is also to establish a barrier between the internal network and incoming traffic from external sources, such as the Internet, to block potentially malicious traffic. Firewalls have been the first line of defense in the area of network security for decades, and its use is still widespread.