<div>No idea when it comes to AV on Linux (or even Windows); I'm just careful what I install/use. I'd suggest learning iptables's syntax as you'll learn a lot and get a better understanding about networking, such as packet states and NATing.</div>
<div> </div>
<div><span class="gmail_quote">On 5/21/08, <b class="gmail_sendername">Paul Williams</b> <<a href="mailto:wilp4a@hotmail.co.uk">wilp4a@hotmail.co.uk</a>> wrote:</span>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">
<div>Cheers for all these tips, guys.<br><br>Have installed firestarter. Will let you know how it goes...<br><br>As for anti virus. I use AVG with XP, and have it disabled unless needed for a scan. I was hoping for the same for Linux. Will Clamav do the job, or is there someting better out there?<br>
<br>> From: <a onclick="return top.js.OpenExtLink(window,event,this)" href="mailto:r.downing@dl.ac.uk" target="_blank">r.downing@dl.ac.uk</a><br>> To: <a onclick="return top.js.OpenExtLink(window,event,this)" href="mailto:chester@mailman.lug.org.uk" target="_blank">chester@mailman.lug.org.uk</a><br>
> Subject: Re: [Chester LUG] Security<br>> Date: Wed, 21 May 2008 20:32:22 +0100
<div><span class="e" id="q_11a0d53fcd9ea4dd_1"><br>> <br>> On Wednesday 21 May 2008 18:56:49 Michael Crilly wrote:<br>> > Firewall - again, what distro? Ubuntu has iptables ready to go. To<br>> > make it easier install firestarter.<br>
> Firestarter is good, or indeed Shorewall. Firestarter is probably more simple <br>> to use though. Realistically though, if you are not running any services such <br>> as web servers or things of that ilk (things that others would connect _to_ ) <br>
> then a firewall is not useful. <br>> Clam AV is good, but does not operate in the same way as Windows antivirus <br>> tools. It's meant to be used periodically, scanning a system for infected <br>> files. It (afaik, I may be wrong) does not intercept file accesses like <br>
> Norton AV and friends. Also, I know it's a bit blase of me, but the virus <br>> threat for linux machines is still really only theoretical. Proof of concept <br>> viruses have been written but the writers have a hard job on their hands <br>
> coping with the many different systems out there. A windows machine is a <br>> windows machine is a windows machine, so if you can infect one you can infect <br>> them all (modulo patches etc).<br>> The worrisome things are the rootkits but once again the typicl attack vectors <br>
> are going to be active services your machine offers.<br>> <br>> ><br>> > I haven't installed antivirus my self.<br>> Me neither. I found a good use for it though was to scan the Windows install <br>
> also on the computer when that got knocked out by a virus.<br>> <br>> ><br>> > If you are on ubuntu, then please! Reconfigure the default sudo<br>> > configuration file. It's poorly designed and a normal user's password<br>
> > is as good as the root password - not good.<br>> How would you change things? I'm with you in that it's better to become root <br>> with the correct password, but for ease of use it's good to only have to <br>
> remember your login password plus have the benefit of cached credentials <br>> meaning frequent use of admin programs does not require repeated <br>> authentication.<br>> <br>> <br>> -- <br>> Roger Downing<br>
> eScience systems administrator<br>> STFC<br>> Daresbury Laboratories<br>> Keckwick Lane<br>> Warrington<br>> WA4 4AD<br>> <br>> Tel: 01925 603937<br>> Mbl: 07880 736154<br>> <br>> _______________________________________________<br>
> Chester mailing list<br>> <a onclick="return top.js.OpenExtLink(window,event,this)" href="mailto:Chester@mailman.lug.org.uk" target="_blank">Chester@mailman.lug.org.uk</a><br>> <a onclick="return top.js.OpenExtLink(window,event,this)" href="https://mailman.lug.org.uk/mailman/listinfo/chester" target="_blank">https://mailman.lug.org.uk/mailman/listinfo/chester</a><br>
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<br></blockquote></div><br><br clear="all"><br>-- <br>M. T. Crilly<br><a href="http://www.mcrilly.co.uk/">http://www.mcrilly.co.uk/</a>