IT Security Stack Exchange
IT Security Stack Exchange

Questions tagged [ping]

21 questions
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What security benefit is there in 2020 to block outbound Ping

I've researched this and found the following on StackExchange and ServerFault, but they're very old. https://serverfault.com/questions/55889/why-block-outbound-icmp Is it a bad idea for a firewall to block ICMP? Security risk of PING? So, as of now…
SKidd
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Why is 0.0.0 an associate of 0.0.0.0?

When i redirected a single webpage to an address http://0.0.0, i also found that 0.0.0 is an alias of the network address, but since it is only 3 bytes, this seems to be strange. Why would chrome and system ping "accept" to use a 3-byte address…
user211258
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Is router pinging local hosts normal functionality?

Do router's normally use the ping command to discover local hosts? I ask because while I was at work my firewall on my personal laptop blocked two pings (among other things) and it said they came from the router. Is this normal or evidence of a…
UnsafeUser
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How to identify a Ping of Death attack by analyzing its packet in Wireshark?

I've tried researching it for a long while, but came out dry.
Anon
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Hping3 doesn't work?

I was trying to perform a SYN flood attack, and I was using hping3. This is how the command looks like : sudo hping3 -S -a 192.168.100.88 --flood -p 80 192.168.100.15 Where 192.168.100.88 is a non-existing IP address. The attacked server should…
Elvin
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Preventing Ping Response for Linux on LAN

Preventing Ping Response for Linux on LAN I read that Windows automatically blocks ping request to find the OS on a LAN for security reasons. If you were to do a ping scan with Nmap, any recent (updated) Windows machine won't show up. Why does…
TazerFace
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