What is a firewall? Useful feature in the operating system or ineffective protection tool? Before answering this question, we have to find out what the firewall does and how to configure it correctly.General information
. , , , , , , (-, ). . , , , . , – ? , . , ( ). Windows , , , , – . ,
functions.
Firewall features
Acting as a system protector, this function allows you to avoid viruses on your computer, and supports the correct operation as a whole. At the same time, during your “wandering” over the global network, the firewall (what it is, we examined earlier) analyzes the data that is transmitted via the Internet in the form of packets, compares information about them and, if they contradict the security policy and do not comply with the specified rules, blocks them and blocks their access to your PC.
How to configure a firewall?
, . . , Windows. . :
- «»;
- « »;
- « Windows»;
- , , , .
. : ( ), , , , ( ). , , . . « » - « Windows». , , , , "" . , !