Server Fault Stack Exchange
Server Fault Stack Exchange

Questions tagged [attacks]

100 questions
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web application audit task require my remote IP to be allowed on application network firewall

I want to audit a web application which is hosted on a web server sitting behind a cyberoam firewall. My task is to run a scan from my remote machine which has ISP MTNL broadband. My machine gets a private IP address through DHCP and currently it…
Luv Ahuja
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2 answers

How to null route a dns zone

I have a domain that was attacked and flooding the server apache system. The only way to detour the attack is to reroute the dns off the server. Is there a generic IP like "127.0.0.1" that I can use to send all traffic away from the server? I just…
Charles Yarbrough
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2 answers

Should I suspicious of this behaviour?

My website users have perceived that sometimes the server performance is not as it used to be (basically they say that a page that normally loads immediately, could take more than 3 seconds now). This happens for 15-30 minutes and then the server…
Ivan
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1 answer

I see my full site at another domain

Today I found one of my website fully being displayed at another domain that is not mine. Is this some kind of DNS hack or what is the purpose of these actions ? Because I seen this before, few years ago, all content from Adobe Exchange (user…
adrianTNT
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Weird user creation / Is this some sort of attack?

For a few years now, a bot-like user tries to create 10-12 users a couple of times during a day first and last names like "rlpzieqT WHKLpdGQr" (on a website of mine). The ip address is always different. Below is an excerpt of a log I created for…
Armin Hierstetter
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1 answer

Port scan attacks detected from my server

I have dedicated server for my personal projects on Hetzner and today was the second time I got email from them informing that they detected portscan coming from server (first time was in January). At the time I've read the email and logged in to…
Adrian Serafin
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Where do the Chinese, Russian and etc. random attackers find their targets?

I recently started running a personal site on a dedicated server that i've had for some time, but have never actually used. I have never checked it's logs, but now when i do, auth.log is full with random ssh connection attempts from Chinese,…
Adrian Todorov
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1 answer

How to protect against in-RAM attacks

Since hosting providers are constantly under attack from hackers, encryption of the entire file system (the entire server) with tools like www.truecrypt.org seems like an absolute must to me, if you care about your users. Now, attacks are becoming…
TomDogg
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Can I report malicious ip addresses for money?

My servers get attacks from thousands of ip addresses everyday. I have an idea. Can I report those malicious ip addresses, or use the resource to earn some money? How? You may think these attacks are common on the Internet. But the attacks to my…
William
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Someone else domain is pointed to my IP

I've just done a routine reverse IP check. And saw that 2 domains are pointing to my IP. This is getting me really worried, as I was told they could be preparing to attack my server. What exactly can I do about this?
Nikk
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