[Full-disclosure] Bypassing Personal Firewall, is it that* hard?

[Aditya Deshmukh]

> say... a backdoor want to communicate to its server... It can do
> is,.... use a trusted internal application to do the job. Suppose; it
> creates a batch file run the batch file  (evil.bat) & executes this
> command

this has been going on for years - there are some trojans that create 
An invisible browser window at the screen center to comm with the 
Server. 

This is the reason most firewalls like show you a popup saying 
the [app-name] trying to connect to [server-name] at [port-number]






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