IT Security Stack Exchange
IT Security Stack Exchange

Questions tagged [ip]

The Internet Protocol (IP) is the main protocol for sending packets accross the internet. It belongs to the internet layer in the internet protocol suite with the variants IPv4 and IPv6.

The Internet Protocol (IP) is the main protocol for sending packets across the internet. It belongs to the internet layer in the internet protocol suite with the variants IPv4 and IPv6. IP is connectionless which uses IP addresses to deliver packets bridging different networks to the intended host. Additionally to some headers like addresses it usually contains the transport layer information as payload.

More information on Wikipedia.

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Why is my internal IP address (private) visible from the Internet?

When visiting some websites like http://www.monip.org or http://ip-api.com, I get the following result: Your current IP Address - IP: 197.158.x.x - Internal IP: 192.168.x.x I understand that I can see my public IP address (197.158.x.x).…
Lova Andrian
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Why do people use IP address bans when IP addresses often change?

Why do people use IP address bans (e.g. to block a malicious user from an internet service) when IP addresses change often? For example, we turn our router off every night so our IP address often changes in the morning. Furthermore, often a simple…
micheal65536
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Can someone steal my IP address and use it as their own?

I am not talking about home networks (like hacking my wifi and using it). Can someone from another geographical location steal my IP address in some way? For example: I am angry with you. -> I want to make you suffer and managed to find your IP…
dispos_Acc
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How do hackers find the IP address of devices?

I've been watching Defcon videos recently (in no way am I a hacker myself) and saw a video of someone demonstrating a security camera hack. For this hack you needed to know the IP address of the camera but there is no obvious way on how to do it.…
Rob Dawson
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While working from home, is it a bad idea to give the company you work for your IP address?

I work from home. Why would a company I am about to do some work for ask for my IP address? What would they need it for? Should I be worried? Thanks
Niall
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How to get MAC address via IP

I have an IP address of a computer which I am currently away from, and I need the MAC address. How do I get the MAC address if I ony have the IP?
Allen
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An attacker has my IP address;So what?

There seems to be a general bad vibe for someone having your IP address, but what are the real dangers? After all, I give my IP every time I connect to a website, regardless of the legitimacy of said site. Assuming a malicious party has obtained my…
Shelvacu
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What information can you get with only a private IP address?

I found a private IP address displayed on a video. What can you learn from a private IP address, if anything at all?
Doshik
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Someone has my ip address and is threatining to find and leak my personal information

I was posting on a website forum. A person that doesnt like me on there managed to find out my ipv4 address. I called my isp and asked them to change it, they told me to unplug my router and wait. I checked and my ipv4 address is still the same but…
teddybearcupcake
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Is blacklisting IP addresses a waste of time?

After months of logging, I have collated a list of rogue IP addresses trying to perform SSH brute-force logins, send SPAM, hack Wordpress admin logins, upload spammy links, etc: SSH logins SRC Count 222.186.15.202 121 115.231.218.23 …
user68662
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Ask ISP for all dynamic IP?

Would it be possible to ask your ISP for all dynamic IP's that your modem has had/was given? I have to prove ownership of a game account but I do not know which dynamic IP I had when I registered the account.
97980
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How can I find the origin of an IP address for a relayed IP?

I have an IP address of someone who has stolen from my company, but I'm pretty sure they relayed through another computer. The IP address I have doesn't go to home or business, but to a field in the middle of nowhere. How can I find the original IP…
user81737
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Risky Connection Blocked by McAfee

McAfee has been blocking a connection from a certain IP address (I found the IP Adress to be from Hong Kong). Should I be concerned? McAfee says the program is "SYSTEM". Also if I should be concerned what could I do about it?
Newman
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Can you force your ISP to delete IP address log?

Good Evening, Since the USA does not mandate data retention with law, and since one has a right to privacy, could you make your ISP delete IP address logs?
Louis
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website said it logged my ip address and reported me, did it actually?

I clicked a link on twitter and it had nothing on the website and then some text appeared on it that said "your IP address has been logged to the authorities for having CSAM". Can websites have your IP address and can websites report you to the…
johnny sins
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