firewall is blocking incoming connections from the network *. ATD-Guard blocks
outgoing connections initiated by an executable installed on your computer. It
can be your browser when you connect to a website but also an application that
transmits data without necessarily knowing it. The most common case of this type
is checking for updates. Many software vendors use this type of connection to
track the usage of their applications. Even if this does not seem very serious
to you, you warn the software publisher each time you launch its application.
You can legitimately think that it is none of his business. In some cases the
transmission does not stop there and a lot of personal information can be
collected and transmitted. This is the case with so-called spyware applications.
The firewall does not protect you from this type of transmission. Besides, you
have never seen an alert from your firewall because software was checking for
* A firewall mainly concerns local business
networks with often client-server infrastructures. Computers connected behind
routers (internet boxes) are normally not very affected by this type of problem
except configuration of a port-forward on the router or particularly violent
network virus on one of the connected computers if there are several. . The
firewall therefore remains useful on any computer. ATD-Guard and the firewall
each have their own area of application. One does not replace the other.