Displaying 20 results from an estimated 5000 matches similar to: "Dynamic blacklisting"
2008 Feb 25
3
shorewall 4 installation requirements
Are shorewall-shell and shorewall-common required at
compile time even if one only wishes to use
shorewall-perl (4.0.9)?
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2005 Dec 07
5
[PATCH] Arch-neutral balloon driver
Attached patch makes the balloon driver arch-neutral
(compiles on ia64... look ma, no #ifdef''s!). Please apply
to xen-unstable.
One change should be eyeballed, line 257 in balloon.c, because
phys_to_machine_mapping[pfn] is not identical to pfn_to_mfn
(different by sign bit, should be OK?)
Signed-off by: Dan Magenheimer <dan.magenheimer@hp.com>
diff -r 0255f48b757f
2004 Oct 14
16
Squid as a transparent proxy
Hi,
I followed the instructions in the section "Squid
(transparent) Running on the Firewall" on
http://www.shorewall.net/Shorewall_Squid_Usage.html to
setup Squid transparently on a Linux gateway. My net
is as follows:
loc subnet --- fw Linux Gateway --- ADSL router
192.168.1.0/24 192.168.1.92 (eth1) WAN.WAN.WAN.2
(gw = WAN.WAN.WAN.WAN (eth0)
192.168.1.92) (gw =
2009 Aug 29
10
Combatting DDoS attack
Hi,
I''ve been working the past 8 hrs combatting DDoS attacks on websites and dedicated servers I host for clients.
They''re hitting one specific IP address, but coming from thousands of external IP addresses.
I use:
shorewall-4.0.10-3.noarch
How can I tackle this? I''ve blocked many subnets in the blacklist file but it''s made very little difference.
If
2005 May 12
2
OpenVPN ifconfig
I''m new to openvpn and maybe I should be asking on
openvpn''s list...
But I read the tutorial:
http://www.shorewall.net/OPENVPN.html#id2452626
and saw the following:
" On System A:
ifconfig 192.168.99.1 192.168.99.2 "
I don''t understand the reason for using these "virual"
IPs.
For instance, I configured openvpn on my peers so that
the IPs on the
2020 Jun 16
2
Samba as a domain member:
Yes:
# getent group GROUP
group:x:17573:
# getent group group2
group2:x:11010:
# getent group GROUP3
group3:x:21178:
# wbinfo --group-info GROUP
group:x:17573:
# wbinfo -n GROUP
S-1-5-21-948789634-15155995-928725530-7573 SID_DOM_GROUP (2)
2008 May 30
2
one-to-one NAT on RFC1918 addresses
In my peculiar setup I need my shorewall router to do
one-to-one NAT with RFC1918 addresses.
The "external" addresses are 10.215.0.0 and the
internal addresses are 192.168.0.0.
I can ping, vnc, http, smb from 10.215.144.48 to
10.215.145.237 which is 192.168.44.237 internally.
>From 192.168.44.237 I can do http, rdp, ping to
10.215.0.0 hosts.
So all seems fine except for the fact
2006 Aug 25
2
Auto-blacklisting hosts after too many failed logins
Hi folks,
first of all thanks for Dovecot, I appreciate it a lot.
On one of our servers, we experience regular tries to brute force
logins, probably based on harvested mail addresses. Now I wonder if
dovecot has or could in future have some mechanism to blacklist
remote IP addresses after a configurable number of failures to login
to any account.
Blacklisted IPs could simply be disconnected
2009 Aug 29
2
ipv6
Hello,
I''m reading this guide on ipv6 (really just getting my "feet wet"):
http://www.shorewall.net/6to4.htm
In the section "Configuring IPv6 using my script" I can read that the IPv6 interfaces are:
INTERFACES="eth2 eth4"
and that correlates fine with the first diagram/figure.
However, further down I read "You will notice that sit1, eth0 and eth2
2000 Aug 21
4
[OT but please read] ORBS blacklisting ns1.samba.org
Some lists and emails are distributed via ns1.samba.org. For those of
you that use ORBS, you'll find it is blacklisted now. There is no
mention of it on the website and it doesn't return a positive when you
enter it for testing but it has slipped into the ORBS blacklist
somewhere.
Samba.org admins may wish to force all ns1 outbound email via another
netblock, bringing it up to ORBS only
2010 Mar 12
3
how to monitor,or be notified of email blacklisting ?
Hi,
Does anyone know how I can monitor our server's for blacklisting? We
run a large amount of shared hosting & reseller hosting servers and
from time to time one of the IP's will get blacklisted. I'm looking
for a way to be notified if any of our IP's get blacklisted. Is this
possible?
--
Kind Regards
Rudi Ahlers
SoftDux
Website: http://www.SoftDux.com
Technical Blog:
2016 Sep 21
1
ipset and blacklisting
-------- Original Message --------
Subject: Re: [CentOS] ipset and blacklisting
From: "Albert McCann" <mac358 at newsguy.com>
Date: Wed, September 21, 2016 5:34 am
To: "'CentOS mailing list'" <centos at centos.org>
How are you saving and reloading the ipsets over a reboot?
> -----Original Message-----
> From: centos-bounces at centos.org
2010 Oct 21
5
SIP Blacklisting
Hi,
Given the recent increase in SIP brute force attacks, I've had a little idea.
The standard scripts that block after X attempts work well to prevent you actually being compromised, but once you've been 'found' then the attempts seem to keep coming for quite some time. Older versions of sipvicious don't appear to stop once you start sending un-reachables (or straight
2007 Jan 05
1
fax transmission
I'm trying to use the txfax application based on
spandsp in Asterisk 1.2. It seems to be working but I
would need a way to reliably check whether the fax has
been completely transferred or not. I'm using a
mail2fax system (as with email2fax and .call files)
but I can't seem to get it working.
If I use "Application" and "Data" in the .call file,
there doesn't
2020 Jun 15
1
Samba as a domain member:
Hi,
I followed the guide here below to add my Samba client to an AD PDC
(rid backend):
https://wiki.samba.org/index.php/Setting_up_Samba_as_a_Domain_Member
The end result is that commands such as:
# wbinfo -g
# wbinfo -u
work fine in that I get a domain group and user listing.
Also, computers in the domain network can transparently authenticate
(Windows) to the newly-added (joined) Linux
2020 Jun 15
1
Samba as a domain member:
Sorry, "encrypt passwords" was added by mistake. I see it is deprecated now.
In any case, even without removing it, I decided to remove the member
from the domain and added it again as I saw other posts with similar
issues. I ran a "net ads leave" followed by a "net ads join" again,
and after the message that it had joined successfully, now wbinfo -t
and the likes
2020 Jun 16
1
Samba as a domain member:
OK, interesting debate, but I still can't convert to SID.
I still get messages such as this one:
AUTH-PAM: BACKGROUND: my_conv[0] query='Cannot convert group GROUP to
sid, please contact your administrator to see if group GROUP is
valid.' style=4
# wbinfo -t
checking the trust secret for domain DOMAIN via RPC calls succeeded
# wbinfo --ping-dc
checking the NETLOGON for
2004 Oct 24
5
Automatic blacklisting.
Hi,
Is there any way to automatically block all traffic from IP''s that try
more than X number of blocked ports for a preset amount of time?
The log I get every morning seems to be getting bigger and bigger with
port scans and attempts to access various services, it would be nice if
these IP''s could be automatically blocked for like a week or two..
I wouldn''t want
2020 Jun 16
1
Samba as a domain member:
It's Gentoo Linux.
System uname: Linux-5.4.38-gentoo-x86_64-x86_64-AMD_EPYC_7272_12-Core_Processor-with-gentoo-2.6
KiB Mem: 32746472 total, 27513712 free
KiB Swap: 37005244 total, 37005244 free
Timestamp of repository gentoo: Fri, 29 May 2020 00:45:01 +0000
Head commit of repository gentoo: 9e5f0b894af4ad7780998a137656d0835b73213e
sh bash 5.0_p17
ld GNU ld (Gentoo 2.33.1 p2) 2.33.1
2020 Jun 17
1
Samba as a domain member:
Nice call. It almost worked except for a small error in 'man
pam_winbind' -- DOMAIN\\GROUP should actually be DOMAIN\GROUP in the
pam.d file.
Now, I'm a bit confused.
The pam module 'pam_winbind' is from the Samba suite.
OpenVPN is just passing on the authentication decision to Samba.
However, I was expecting to just use the group name without the domain
name since I have