Gentoo Archives: gentoo-user

From: "Dmitry S. Makovey" <dmitry@××××××××××.ca>
To: gentoo-user@l.g.o
Cc: Steve <Gentoo_sjh@×××××××.uk>
Subject: Re: [gentoo-user] Curious pattern in log files from ssh...
Date: Thu, 04 Dec 2008 15:50:35
Message-Id: 200812040850.31069.dmitry@athabascau.ca
In Reply to: Re: [gentoo-user] Curious pattern in log files from ssh... by Steve
1 On December 3, 2008, Steve wrote:
2 > Dmitry S. Makovey wrote:
3 > >> Erm - surely I either need to set up my client to port-knock... which
4 > >> is a faff I'd rather avoid... in order to use the technique.
5 > >
6 > > nope. just start connection. wait a minute. cancel. start another one.
7 > > wait a minute. cancel. start new one - voila! :)
8 >
9 > Eeew... especially as this would apply to all connections - even the
10 > ones where I have a DSA key. I might be able to cope with this if it
11 > only applied to my initial connection, from which I could grab a copy of
12 > the DSA key.
13
14 Ok, let's theoreticise some more. My paranoia feels particularly frisky today,
15 so here it is:
16 remember, I've mentioned origianlly that once you authenticate successfully
17 once with DSA key - your IP is whitelisted. So subsequent connections go
18 right through.
19
20 > > well. Nobody but you knows your requiremens and specifics - we're just
21 > > listing options. It's up to you to either take 'em or leave 'em ;)
22 >
23 > Fair enough - but I've still not found an option for sharing/using
24 > shared block lists for bot-nets.
25
26 Open a Wiki page on Wikipedia, update it every so often and provide simple
27 parser for it so others can recycle same IPs. Since it's a Wiki page - others
28 can update it as well (including botnet owners, but then they'd have to
29 reveal themselves - tricky situation) :)
30
31 P.S.
32 I think I'd better stop with my mad science projects here before I go too far
33 and invent brand new theory on host protection ;)
34
35 --
36 Dmitry Makovey
37 Web Systems Administrator
38 Athabasca University
39 (780) 675-6245

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Replies

Subject Author
RE: [gentoo-user] Curious pattern in log files from ssh... Adam Carter <Adam.Carter@×××××××××.au>
Re: [gentoo-user] Curious pattern in log files from ssh... Shawn Haggett <podge@××××××××.com>