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2025-08-28 --Tech & Moderator Notes
About Monday's outage
Rantburg.com was hammered by a multitude of servers, which slowed the server down to a crawl, last Monday and Tuesday.

I call it a distributed denial of service attack, in that there were a number of servers listed in the scan hitting the ethernet port hard with data totaling at one point - cumulatively - 50 gigabytes in about 20 minutes. May not seem like much, but when its in 4,000 byte packets hitting the port at one per second, it's a problem.

As may or may not have indicated before, the great bulk of the servers hammering rantburg.com were in Latin America, which led me to believe it was the inevitable reaction of bad actors to Trump's "Gunboat Diplomacy."

Dunno.

Deliberately analyzing the IPs hitting the server, about two thirds of them were not coming from a live host, i.e. they were spoofed IPs.

The attacks were finally mitigated when one of the command servers directing the attacks was blocked, along with about 1,500 other servers. All blocked netblocks contained Unix/Linux web servers: A shot in the dark, as it were.

A little bit older and a little wiser, we have a much better idea of what to look for going forward and how to defend against such attacks.

The Bad Guys will return, there can be no doubt.

# id) ?>
Posted by badanov 2025-08-28 00:00|| E-Mail|| Front Page|| [1807 views ]  Top

1 They just want to speak to you about your car's warranty.
Posted by ed in texas 2025-08-28 08:03||   2025-08-28 08:03|| Front Page Top

2 Everyone on the internet has Cloudflare now.
Dos protection.
An old-fashioned metal server? Just get a virtual instance from...anywhere.
Posted by Jairong+Scourge+of+the+Gepids2435 2025-08-28 09:10||   2025-08-28 09:10|| Front Page Top

3 Brave new world with all the differet kinds of warfare: propaganda, biological, kinetic, lawfare,cyber, political, etc.
Posted by JohnQC 2025-08-28 14:33||   2025-08-28 14:33|| Front Page Top

4 I went through two full 24 hour days attempting to use FreeBSD in a manner I knew from the outset would not work:

Why can't you reliably reboot a freebsd computer with stripped drives?

Rebooting a FreeBSD computer with stripped drives is unreliable because a single failed drive in a striped array will cause the entire array to fail, and without a complete, working array, the system cannot find and load the operating system files it needs to boot. This is a fundamental risk of using RAID-0 (striping) without any mirroring or parity.
Here is a breakdown of the specific reasons for the boot failure.

As for a a bare metal server being old-fashioned, if it's stupid but it works and, it ain't stupid.

The issue was and lways will be RAID electronics, that traditional FreeBSD installations do not work with.

1. Stripped data is not redundant

2. The boot process is dependent on the root partition

3. The bootloader cannot load the necessary module

Posted by badanov 2025-08-28 15:48||   2025-08-28 15:48|| Front Page Top

18:35 Grom the Reflective
16:25 DooDahMan
16:24 DooDahMan
16:18 Besoeker
16:06 Gloluter Phavick7614
15:57 Regular joe
13:34 Besoeker
12:52 Chantry
12:49 Chantry
12:48 Chantry
12:43 Skidmark
12:39 Skidmark
12:38 swksvolFF
10:48 DarthVader
10:47 DarthVader
10:42 Frank G
10:13 Grom the Reflective
09:54 no mo uro
09:32 Procopius2k
09:32 Procopius2k
09:31 Chantry
09:29 Chantry
09:07 Skidmark
08:51 SteveS
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