Re: Defending againts simultanious attacks

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I have *never* had an ssh attempt on my boxes with non-standard port numbers.
I (used to) get *hourly* attempts on port 22.

If you really want to get paranoid though, have a look at the various port openers.
"Pork knocking" is the phrase you need to google for.

Regards,

MrKiwi



======================
Daryl Egarr,  Director
Kawhai Consultants Ltd
Cell       021 521 353
Daryl.Egarr@xxxxxxxxxx
======================

Kamill S wrote:
Hello,

you can let listen sshd on Port 222 for example. Edit /etc/ssh/sshd_conf

In line  #Port 22

Greetz


Mohd Syakir wrote:
Hi,

i have one centos 4.3 box, exposed to the internet.
since several weeks ago, i found numerous attemps to connect through
SSH, but failed.

they tried with many username, including root.
it's comes from different IP. some of them are foreign website.

How do i make my centos become smarter in handling this kind of attacks.

eventhough i've disable all the user accounts, left only the admin
accounts. making the password so hard, longer and combining alphabet,
numbers and characters... yet i dont want the attackers keep on
trying.

any suggestions?

thanks in advance.
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