On 07/09/2021 20:05, Mike Hammett via mailop wrote:
> Fail2Ban to the rescue! ;-)
Yes we noticed this too - over the last two months, one new single-mailbox
server of ours experienced 38k SMTP connection attempts by attackers, 46k over
IMAP. The attacks were clearly coordinated among different
Hi,
If you'll look at Fail2ban, you can look to Crowdsec too (
https://crowdsec.net/)
To resume, Crowdsec is like a collaborative Fail2ban
Bye
Le mer. 8 sept. 2021 à 02:18, Jay Hennigan via mailop a
écrit :
> On 9/7/21 11:05, Mike Hammett via mailop wrote:
> > Fail2Ban to the rescue! ;-)
>
>
On 9/7/21 11:05, Mike Hammett via mailop wrote:
Fail2Ban to the rescue! ;-)
In some cases. In far too many others, the mailbox user ends up getting
spearphished and responds to an official-looking spam email asking to
verify credentials, warning of mailbox errors, over quota, etc. Bad guys
Fail2Ban to the rescue! ;-)
-
Mike Hammett
Intelligent Computing Solutions
Midwest Internet Exchange
The Brothers WISP
- Original Message -
From: "Simon Lyall via mailop"
To: mailop@mailop.org
Sent: Friday, September 3, 2021 8:41:27 PM
Subject: [mailop] Gang
So this is what those IMAP logins attempts are for, gangs are looking
for gift cards and rewards they can turn into cash.
"this criminal group averages between five and ten million email
authentication attempts daily, and comes away with anywhere from 50,000 to
100,000 of working inbox