1
vote
1answer
544 views

How to configure a firewall that only allows a few webpages and dropbox and U1 services?

Can anyone give a step-by-step how-to that explains how to block all outgoing internet traffic to all websites, but allows only a selected list (needed for working, fi. online dictionaries) allows ...
20
votes
3answers
778 views

What automated intrusion notification/detection setup is good for home desktop use?

I've been using Linux for quite a while now and I always feel the need to have a passive software / script setup which can alert me of any suspicious network activities like scans, failed login ...
6
votes
3answers
1k views

Reverse Firewall or Application Firewalls?

Firewalls are typically employed to prevent bad "packets" coming in from the outside world. But these days we are mostly behind routers and a lot of that danger is mitigated by the router. The danger ...
1
vote
1answer
3k views

What GUI firewall manager should I use to replace Firestarter?

Apparently Firestarter is no longer maintained, and it does not have any options in its interface for handling the connection to a VPN. Right now, my VPN does not work if my Firewall is activated. I ...
1
vote
2answers
549 views

Need a Firewall application similar to one that ships with Fedora

I've used Ubuntu since more than a year now, as the Oneiric Ocelot has more than exceeded my expectations and provides most things out of the box. However, there is one feature that both Windows and ...
0
votes
1answer
96 views

New User to Linux in general (Setting up a hardware firewall, needs interface config and ufw config help!)

I'm very new to this new environment (coming from Windows) and I need some help setting up a hardware firewall and web server combo. I already have my website set up and I would like some guidance on ...
11
votes
8answers
5k views

Alternative to Little-Snitch app-firewall?

I'm trying out Ubuntu. Been a Mac user. I like ubuntu a lot but I'm uncomfortable not having an app-firewall that reports what connections are being made to the internet. I find it unnerving to not ...
2
votes
3answers
3k views

What Firewall, anti DDOS and anti Brute-Force managers exist in Ubuntu

I have heard of ufw and of course using iptables but is there any other firewall or port manager for incoming/outgoing connections. I am also looking for GUI based ones apart from terminal ones and a ...
3
votes
1answer
287 views

How can I block a range of IPv6 addresses?

Are there any IP blocking applications or firewalls that support IPv6? The ones I know about (pgld, moblock (sunset?) , nfblock, iplist (looks old)) are only for IPv4.