All Questions
12 questions
0
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1
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Does a DDoS Attack affect the internet connection apart from the service it's attacking?
Lately I've been experiencing some crashes related to my internet connection, I'm on the process of pin-pointing what is causing the issue and one of those possible causes might be a DDoS attack, ...
1
vote
1
answer
249
views
Is a private VPS without a domain name and http entry likely to get DDOS'd for more than 5 hours?
I have written lots of client-side code but with no server-side experience, and I am planning to get a VPS for a new project. The VPS will receive encrypted data directly from a distributed program ...
- 145
1
vote
0
answers
21
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How do I use SYN cookies to perform a DOS attack [duplicate]
I am taking a computer security course but I have a question I am stuck on.
You are the system administrator for a provider that owns a large network (e.g., at least 64,000 IP addresses). Show how you ...
- 11
2
votes
1
answer
338
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Can someone perform DDoS on my VPS even if it is only accessible through SSH?
Can someone perform DDoS on my VPS even if I have not installed any webserver software like apache, nginx, etc.? Since I have not installed any webserver software, it's not really available to the ...
- 21
5
votes
2
answers
1k
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Use mining to prevent DDOS attacks on websocket: Is this a viable solution?
I'm thinking whether the following way is a good way to completely and totally prevent ddos on my server. My idea is to use the same mechanism of cryptocurrency mining (bitcoin, with sha256 or any ...
- 1,109
2
votes
1
answer
140
views
Do a DoS where you permit only your own connection?
Yesterday I was discussing with my brother, a computer scientist, if it is posible to perform a Denial of Service on a webpage so you block all the traffic to the web but you allow your connection to ...
- 121
1
vote
5
answers
3k
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DDOS Server Attacks & Domain Names
I'm currently with a web hosting account whose servers seem to be constantly down due to DDOS attacks. I check my analytics daily and I'm seeing a major surge in fake traffic for several of my URLs ...
1
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0
answers
79
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Ubuntu server seems compromised for a DDOS attack [duplicate]
I have this VPS Ubuntu v12.04 Server running with DigitalOcean.
Zpanel/Apache/PHP stack was installed on the Server.
For the past few days it was occasionally down.
Initially, I didn't know what ...
- 113
-3
votes
1
answer
681
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Spoofed DDoS mitigation / DNS amplification mitigation [duplicate]
Recently my server has been attacked multiple times, after looking at my firewall I've come to the conclusion that the IP's are spoofed. (10,000+ IP's connect at once)
I'm running Win server 2012 x64 ...
- 1
49
votes
13
answers
43k
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DDoS - Impossible to stop?
Is it possible - in theory - to stop1 a DDoS attack of any size? Many people claim it's impossible to stop DDoS attacks and tell me I just shouldn't mess with the wrong people on the internet.
But ...
- 599
19
votes
4
answers
917
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Global Blackout is a myth?
In order to shut the Internet down, anonymous claimed that putting-down the
13 root DNS servers of the Internet and therefore disabling the HTTP Internet, the most widely used function of the Web, ...
- 2,612
6
votes
4
answers
12k
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Using SYN cookies to perform a DOS attack
In my software security class, we had this question:
You are the system administrator for a provider that owns a large network (e.g., at least 64,000 IP addresses). Show how you can use SYN cookies ...
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