LKBEN11054: What is a firewall?


You want some information about a firewall.


You want to know wahat a firewall is.


In simple words a Firewall is a piece of hard- or software that is used to separate two networks. It allows or prohibits traffic between the networks on the basis of predefined rules.


The information provided in this document is intended for your information only. Lubby makes no claims to the validity of this information. Use of this information is at own risk!

About the Author

Author: Wim Peeters - Keskon GmbH & Co. KG

Wim Peeters is electronics engineer with an additional master in IT and over 30 years of experience, including time spent in support, development, consulting, training and database administration. Wim has worked with SQL Server since version 6.5. He has developed in C/C++, Java and C# on Windows and Linux. He writes knowledge base articles to solve IT problems and publishes them on the Lubby Knowledge Platform.

Latest update: 05/10/2020 | Comment: