, SecurityFocus 2008-05-14
Allowing secure shell access to a server tends to attract the occasional attempt to guess a valid username and password for the service. However, a spike in attacks this week has system administrators worried.
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Admins warned of brute-force SSH attacks
, SecurityFocus 2008-05-14 Allowing secure shell access to a server tends to attract the occasional attempt to guess a valid username and password for the service. However, a spike in attacks this week has system administrators worried. |
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Anonymous
table scanners persist file "/etc/scanners"
[...]
block in quick log on $ext_if proto tcp from scanners to $ext_if port ssh
[...]
pass in on $ext_if proto tcp from any to $ext_if port ssh flags S/SA keep state (max-src-conn-rate 3/60, overload sc...
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