Description:
Security and the GNU/Linux Operating System.
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Max number of iptable rules?
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The man page doesn't seem to say. I saw something that suggested that it may have maxed out at about 5000 rules, could that be true?
I'm adding them as I find them in the log files, and there are thousands of hosts... -- Sandman[.net]
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Blocking client based on HTTP request
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So, as my other thread may suggest, I have problems with users flooding my server with requests for /wpad.dat
Is there an easy way to use iptables to trigger on those requests and then add the IP to a blacklist?
-- Sandman[.net]
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wpad.dat attack on Linux Apache server
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I don't actually know if it's an attack.
My Apache server was slow - symptoms being slow responses (after PHP had processed and sent to client) and dropped connections, looked in the log files, found 12GB of accesses to /wpad.dat on my catch-all vhost. I got thousands of requests per minute from hundreds of different hosts,... more »
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Critical Linux exploit in the wild
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-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
TomB wrote:
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Thanks for the warning.
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This kernel build configuration can be checked with the command
zgrep PERF_EVENTS /proc/config.gz
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Most servers and desktops systems don't need a compiler installed. As such, and as a policy in my company, such system don't have a compiler or build... more »
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Very Urgent Required : IT Security Professional for Bahrain
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VAM SYSTEMS is a Business Consulting, IT Technology Solutions and
Services company with operations in UAE, Qatar, Bahrain, USA,
Australia, Singapore & India.
VAM SYSTEMS is currently looking for IT Security Professional for our
Bahrain operations with the following skill set and terms and
conditions:... more »
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"We will be writing up a report on the incident in the future."
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The (old) kernel.org website stated, concerning the intrusion from 2011:
"We will be writing up a report on the incident in the future."
The new kernel.org website doesn't seem to mention anything about that;
I assume the (forensic) analysis is still ongoing.
Is there some up-to-date report about this intrusion, any new released... more »
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