Re: What is this Very Stupid DOS Attack Script?

2005-04-06 Thread Marian Hettwer
On Mi, 6.04.2005, 17:57, Willem Jan Withagen sagte: > I've build some swatch-rules that after two of these hits, I dump > the host into ifpw-deny space. > Aye. I thought about writing a script, doing the same like yours, too. Could you post this script somewhere, so that I could add some functional

Re: Need urgent help regarding security

2005-11-21 Thread Marian Hettwer
Hi there, [EMAIL PROTECTED] wrote: Also, if you have access to the router, it's handy to re-write traffic from a higher public port down to port 22 on the server, since that will trip up anyone doing scans looking for a connect on port 22 across a large number of IP's. No. That's security by o

Re: Need urgent help regarding security

2005-11-21 Thread Marian Hettwer
Hi there, Peter Jeremy wrote: On Mon, 2005-Nov-21 09:33:07 +0100, Marian Hettwer wrote: [EMAIL PROTECTED] wrote: Also, if you have access to the router, it's handy to re-write traffic from a higher public port down to port 22 on the server, since that will trip up anyone doing scans lo

Re: Need urgent help regarding security

2005-11-21 Thread Marian Hettwer
Hej there, Bitbucket wrote: I agree that this is not good security. It does NOT make your system more secure. ack :) But I stop should of saying it should not be done as I can see no detremental effect to changing the port number. If it makes you sleep better at night then do it. It canno

Re: Need urgent help regarding security

2005-11-21 Thread Marian Hettwer
Hi Jeremie, Jeremie Le Hen wrote: Hi, Marian, Security is not absolute, as you surely know considering the fact you seem to be quite sensitive to it. I guess that most of running sshd(8) are bound to port tcp/22. If a group of hackers find a hole in OpenSSH's sshd(8) implementation in a ver

Re: Need urgent help regarding security

2005-11-21 Thread Marian Hettwer
Hej Ray, [EMAIL PROTECTED] wrote: The point isn't to get more secure. You are correct by saying that moving the Hu. I thought the point was to get more security. If it's more about "stealth", okay, move the daemon to another port :) port # doesn't make anything more secure. But why make

Re: Need urgent help regarding security

2005-11-22 Thread Marian Hettwer
Hi Roger, Roger Marquis wrote: [EMAIL PROTECTED] wrote: The point isn't to get more secure. You are correct by saying that moving the port # doesn't make anything more secure. Actually the point _is_ security and changing the port number _does_ improve it significantly though only from one

Re: Brute Force Detection + Advanced Firewall Policy

2005-12-19 Thread Marian Hettwer
Hi there, Hadi Maleki wrote: Any BFD/AFP softwares available for FreeBSD 4.10? If you would update to a recent FreeBSD Release, you could probably use some nice pf(4) things... Im getting flooded with ssh and ftp attempts. I recently stumbled over quite a nice pf.conf (see man pfctl for d

Re: FreeBSD Security Survey

2006-05-22 Thread Marian Hettwer
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi there, Scott Long wrote: > Brent Casavant wrote: > >> While I find ports to be the single most useful feature of the FreeBSD >> experience, and can't thank contributors enough for the efforts, I on >> the other hand find updating my installed por

Re: FreeBSD Security Survey

2006-05-22 Thread Marian Hettwer
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi Ion, Ion-Mihai IOnut Tetcu wrote: >>I have to agree on that statement. I would love to see branched ports. >>This can get very important on servers, were you don't want to have >>major upgrades, but only security updates. >>I guess it's a question

Re: FreeBSD Security Survey

2006-05-24 Thread Marian Hettwer
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hej Yann, Yann Golanski wrote: > Quoth Roger Marquis on Tue, May 23, 2006 at 08:53:00 -0700 > >>Peter Jeremy wrote: >> >>>One of the major problems with unattended/automatic updating is >>>that it is hard to filter them. >> >>It's hard to make a good

Re: FreeBSD Security Survey

2006-05-26 Thread Marian Hettwer
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Allen wrote: >> > > > Did you just tell him to get another computer for each arch to have as a > build machine??? Yes I did... > > Being a broke college student I don't think that's something I'd ever do to > install updates on my boxes. > I c

Re: FreeBSD Security Survey

2006-05-26 Thread Marian Hettwer
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Garance A Drosihn wrote: > At 2:45 PM -0400 5/24/06, Allen wrote: >> Did you just tell him to get another computer for each arch >> to have as a build machine??? >> >> Being a broke college student I don't think that's something >> I'd ever do to in

Re: BIND update?

2008-07-09 Thread Marian Hettwer
Hi Chris, Chris Palmer schrieb: So I'm not too worried about the lack of urgency from the FreeBSD security team on this particular issue. It's not news that DNS is insecure and that BIND has a bug. Nobody should have been depending on the security of DNS or on a bulletproof BIND. True words

Re: should looking at an interface with 'ifconfig' trigger a?change ?

2008-08-08 Thread Marian Hettwer
Hi Oliver, On Fri, 8 Aug 2008 15:18:36 +0200 (CEST), Oliver Fromme <[EMAIL PROTECTED]> wrote: > Andrew Thompson wrote: > > Pete French wrote: > > > > The bce driver is not properly generating link state events. > > > > > > OK, that explains why it doesnt failover - but why does looking at it >

Re: openssh concerns

2009-10-05 Thread Marian Hettwer
Hej All, olli hauer schrieb: http://en.wikipedia.org/wiki/List_of_TCP_and_UDP_port_numbers provides a reasonably useful list of ports NOT to choose for an obscure ssh port. In practice, you have no choice but to use someting like 443 or 8080, because corporate firewalls often block eve

Re: tcpdump -z

2010-08-27 Thread Marian Hettwer
On Fri, 27 Aug 2010 15:02:43 +0200, Andy Kosela wrote: > > If you care about security I would definetly dump sudo(8) in the > first place... > Why is that? I'd like to hear some good reasons why one should not use sudo(8) if one's interested in security. Quite the opposite is true, imo. So...

Re: tcpdump -z

2010-08-27 Thread Marian Hettwer
On Fri, 27 Aug 2010 15:27:07 +0100, István wrote: > Well to be honest i don't see any case when i want to give sudo+tcpdump > access to any user on my box. And those who are admins/roots anyway the "su > -" just works perfectly and they can run tcpdump. > Well, that wasn't an answer to my questi

Re: tcpdump -z

2010-08-27 Thread Marian Hettwer
On Fri, 27 Aug 2010 19:20:57 +0300, "Aldis Berjoza" wrote: > On Fri, 27 Aug 2010 17:32:18 +0300, Marian Hettwer wrote: > >> On Fri, 27 Aug 2010 15:27:07 +0100, István wrote: >> >>> Well to be honest i don't see any case when i want to give sudo+tcp