Re: [Astlinux-users] Banned Hosts

2018-08-11 Thread Michael Keuter


> Am 11.08.2018 um 21:33 schrieb Lonnie Abelbeck :
> 
> Cody,
> 
> The Status tab -> Adaptive Ban Plugin Status: only shows banned hosts by the 
> adaptive-ban plugin using the current /var/log/messages file.
> 
> Lonnie

BTW: The "messages" file gets rotated (by file size) over time, even if you set 
"PERSISTLOG=yes".

>> On Aug 11, 2018, at 2:26 PM, Cody Alderson  wrote:
>> 
>> Micheal Keuter,
>> 
>> Thank you. Yes, it is the entry in user.conf that I placed. I remember that 
>> now. I checked, and it is still present. Does the status screen for banned 
>> hosts list all the banned hosts in the log or just a few of them? Just 
>> curious. Thank you for the info on permanently blocking IP addresses.
>> 
>> Cody
>> 
>> On Sat, Aug 11, 2018 at 12:20 PM, Michael Keuter  
>> wrote:
>> 
>> Hi Cody,
>> 
>> the "Banned Hosts list" from the Adaptive Ban Plugin is generated from the 
>> entries in the "/var/log/messages" file (like Fail2Ban works too).
>> Usually the log file is deleted on reboot, unless you have manually set 
>> "PERSISTLOG=yes" in your "user.conf".
>> 
>> But depending on how your firewall is configured, you can permanently block 
>> IP-addresses either in 
>> "/mnt/kd/blocked-hosts" or if you use *.netset blocking-list files in 
>> "/mnt/kd/blocklists/blocked-hosts.netset"
>> 
>> https://doc.astlinux.org/userdoc:tt_firewall_external_block_list
>> 
>> Michael

Michael

http://www.mksolutions.info




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Re: [Astlinux-users] Banned Hosts

2018-08-11 Thread Lonnie Abelbeck
Cody,

The Status tab -> Adaptive Ban Plugin Status: only shows banned hosts by the 
adaptive-ban plugin using the current /var/log/messages file.

Lonnie


> On Aug 11, 2018, at 2:26 PM, Cody Alderson  wrote:
> 
> Micheal Keuter,
> 
> Thank you. Yes, it is the entry in user.conf that I placed. I remember that 
> now. I checked, and it is still present. Does the status screen for banned 
> hosts list all the banned hosts in the log or just a few of them? Just 
> curious. Thank you for the info on permanently blocking IP addresses.
> 
> Cody
> 
> 
> 
> On Sat, Aug 11, 2018 at 12:20 PM, Michael Keuter  
> wrote:
> 
> 
> Hi Cody,
> 
> the "Banned Hosts list" from the Adaptive Ban Plugin is generated from the 
> entries in the "/var/log/messages" file (like Fail2Ban works too).
> Usually the log file is deleted on reboot, unless you have manually set 
> "PERSISTLOG=yes" in your "user.conf".
> 
> But depending on how your firewall is configured, you can permanently block 
> IP-addresses either in 
> "/mnt/kd/blocked-hosts" or if you use *.netset blocking-list files in 
> "/mnt/kd/blocklists/blocked-hosts.netset"
> 
> https://doc.astlinux.org/userdoc:tt_firewall_external_block_list
> 
> Michael
> 
> http://www.mksolutions.info
> 
> 
> 
> 
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> engaging tech sites, Slashdot.org! 
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Re: [Astlinux-users] Banned Hosts

2018-08-11 Thread Cody Alderson
Micheal Keuter,

Thank you. Yes, it is the entry in user.conf that I placed. I remember that
now. I checked, and it is still present. Does the status screen for banned
hosts list all the banned hosts in the log or just a few of them? Just
curious. Thank you for the info on permanently blocking IP addresses.

Cody



On Sat, Aug 11, 2018 at 12:20 PM, Michael Keuter 
wrote:

>
>
> Hi Cody,
>
> the "Banned Hosts list" from the Adaptive Ban Plugin is generated from the
> entries in the "/var/log/messages" file (like Fail2Ban works too).
> Usually the log file is deleted on reboot, unless you have manually set
> "PERSISTLOG=yes" in your "user.conf".
>
> But depending on how your firewall is configured, you can permanently
> block IP-addresses either in
> "/mnt/kd/blocked-hosts" or if you use *.netset blocking-list files in
> "/mnt/kd/blocklists/blocked-hosts.netset"
>
> https://doc.astlinux.org/userdoc:tt_firewall_external_block_list
>
> Michael
>
> http://www.mksolutions.info
>
>
>
>
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Re: [Astlinux-users] Banned Hosts

2018-08-11 Thread Lonnie Abelbeck


> On Aug 11, 2018, at 11:20 AM, Michael Keuter  wrote:
> 
> 
>> Am 11.08.2018 um 18:10 schrieb Cody Alderson :
>> 
>> Hi,
>> 
>> I made changes based on recommendations here to have the banned hosts 
>> persist after a reboot. On the status screen there was a long list of banned 
>> hosts under the "Adaptive Ban Plugin Status" section. I recently rebooted, 
>> and I noticed the list has far fewer IP addresses than it used to. Note that 
>> I also upgraded Astlinux to the most recent stable version.
>> 
>> My question is, did upgrading make the change I put in place to keep the 
>> banned hosts after a reboot back to some default I do not know about? 
>> Another issue is that I did not write down the change I made to have the 
>> banned hosts persist after a reboot, so I can't even check it.
>> 
>> So, would someone please advise me as to what I likely changed to have 
>> banned hosts persist after a reboot? Also, does upgrading Astlinux switch 
>> any user changes to default software configurations back to defaults?
>> 
>> Thank you,
>> 
>> Cody
> 
> Hi Cody,
> 
> the "Banned Hosts list" from the Adaptive Ban Plugin is generated from the 
> entries in the "/var/log/messages" file (like Fail2Ban works too).
> Usually the log file is deleted on reboot, unless you have manually set 
> "PERSISTLOG=yes" in your "user.conf".
> 
> But depending on how your firewall is configured, you can permanently block 
> IP-addresses either in 
> "/mnt/kd/blocked-hosts" or if you use *.netset blocking-list files in 
> "/mnt/kd/blocklists/blocked-hosts.netset"
> 
> https://doc.astlinux.org/userdoc:tt_firewall_external_block_list
> 
> Michael

+1 Michael

Cody, if you are getting a lot of banned IP's from the adaptive-ban plugin, it 
may be a good time to re-think what is exposed to the public internet.

1) If you don't have SIP clients accessing remotely, then there is no need to 
allow UDP 5060 from the public.

2) If you must allow public SIP clients, look at the dyndns-host-open plugin to 
restrict access or the sip-user-agent plugin with SIP_USER_AGENT_PASS_TYPES 
defined.

3) Consider using a VPN for clients to access remotely.

Overlapping layers of security to tighten public access is good practice.

Lonnie


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Re: [Astlinux-users] Banned Hosts

2018-08-11 Thread Michael Keuter


> Am 11.08.2018 um 18:10 schrieb Cody Alderson :
> 
> Hi,
> 
> I made changes based on recommendations here to have the banned hosts persist 
> after a reboot. On the status screen there was a long list of banned hosts 
> under the "Adaptive Ban Plugin Status" section. I recently rebooted, and I 
> noticed the list has far fewer IP addresses than it used to. Note that I also 
> upgraded Astlinux to the most recent stable version.
> 
> My question is, did upgrading make the change I put in place to keep the 
> banned hosts after a reboot back to some default I do not know about? Another 
> issue is that I did not write down the change I made to have the banned hosts 
> persist after a reboot, so I can't even check it.
> 
> So, would someone please advise me as to what I likely changed to have banned 
> hosts persist after a reboot? Also, does upgrading Astlinux switch any user 
> changes to default software configurations back to defaults?
> 
> Thank you,
> 
> Cody

Hi Cody,

the "Banned Hosts list" from the Adaptive Ban Plugin is generated from the 
entries in the "/var/log/messages" file (like Fail2Ban works too).
Usually the log file is deleted on reboot, unless you have manually set 
"PERSISTLOG=yes" in your "user.conf".

But depending on how your firewall is configured, you can permanently block 
IP-addresses either in 
"/mnt/kd/blocked-hosts" or if you use *.netset blocking-list files in 
"/mnt/kd/blocklists/blocked-hosts.netset"

https://doc.astlinux.org/userdoc:tt_firewall_external_block_list

Michael

http://www.mksolutions.info




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[Astlinux-users] Banned Hosts

2018-08-11 Thread Cody Alderson
Hi,

I made changes based on recommendations here to have the banned hosts
persist after a reboot. On the status screen there was a long list of
banned hosts under the "Adaptive Ban Plugin Status" section. I recently
rebooted, and I noticed the list has far fewer IP addresses than it used
to. Note that I also upgraded Astlinux to the most recent stable version.

My question is, did upgrading make the change I put in place to keep the
banned hosts after a reboot back to some default I do not know about?
Another issue is that I did not write down the change I made to have the
banned hosts persist after a reboot, so I can't even check it.

So, would someone please advise me as to what I likely changed to have
banned hosts persist after a reboot? Also, does upgrading Astlinux switch
any user changes to default software configurations back to defaults?

Thank you,

Cody
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