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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.

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2answers
61 views

IP reputation lists of malicious/suspicious IPs (paid or free)

I am looking for (also paid) option to get a list of bad, malicious IPs. Are there some vendors selling those? So far I found many IP lookup website and lists, but they relate mostly to SPAM. I want ...
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0answers
17 views

Get sender from eml file GMAIL [duplicate]

Is posible get the sender ip address from EML file ? Maybe using some suite of tools in linux.
0
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1answer
41 views

Port forwarding to ip address in LAN that is not available

Consider the following situation: In a LAN the router is configured to forward one incoming port from the WAN to a specific local ip-address/port. My question is, how is the security in this ...
1
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1answer
88 views

IP Addresses not showing up in Facebook login history

A few of my husbands friends (we believe) have been logging into his Facebook and messenger. They are in the Netherlands and we live in the US, however, he used to live there and they know his ...
1
vote
1answer
116 views

Would a VPN cause this?

A friend of mine was recently being harassed on Instagram, with the person claiming to know her and saying he'd let her know if he saw her on a night out. To help her out, I used grabify IP tracker to ...
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votes
1answer
87 views

Can this person be tracked

This person somehow spoofed an IP address or used VPN This person used a bandwidth or text now number on a track phone that is disposable This person hacked a social media account using the above^ and ...
0
votes
1answer
58 views

What is the risk of private IP address disclosure if it is the user IP?

I am checking a web application with OWASP Zed Attack Proxy (ZAP). There is a vulnerability (low) that says "private IP address disclosure" and when I check for more details I found that it is my IP,...
0
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0answers
19 views

nmap.PortScanner().scan gives key error [migrated]

I've built a packet sniffer and now I want to add remote OS detection into it using IP/TCP finger-printing via python-nmap. I'm receiving packet by socket binding: HOST = gethostbyname(gethostname()) ...
0
votes
1answer
38 views

What are the potential risks of binding an application to an IP address or hostname that you do not control?

When setting up any kind of server application (such as a web server, IRC server, etc) you can usually bind the application to particular IP addresses or hostnames. This tells the application to '...
0
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2answers
57 views

Internal IP's Probing to Unknown External IP's

I recently took a CEH class and they mentioned checking for internal IP's probing to External unknown IP's to determine an attack. What would be the best way to gather and analyze these types of ...
1
vote
0answers
46 views

How to tell if my hosting data is valid or a fake copy

I'm investigating an issue where we have consistent performance issues with our company web host and bad statistcs data in our hosting console. Our hosting provider console says our IP address is one ...
0
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1answer
84 views

Man in the Middle how to read incoming traffic for victims on the network

i was just testing something about MITM i know MITM well attack is just like: gateway = 192.168.1.1 victim = 192.168.1.13 attacker = 192.168.1.6 performing mitm and enable linux kernel ip_forwarding ...
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votes
1answer
109 views

Suspicious network activity detected in Wireshark [closed]

I have never noticed something like this in my network before: My IP: 192.168.1.46 It keeps repeating randomly and constantly. At first, I thought I was infected by some type of malware. I ...
3
votes
2answers
65 views

Nmap and it default scripts when I already know some of the information

I am a network guy and not a “hacker” or whatever the official term is these days. I’ve been learning how to use nmap as I think it’s a great tool for just keeping the network secure. The thing is ...
2
votes
2answers
88 views

How to verify server ownership by public IP (without associated domain)?

Company A has a set of servers with public IP address but not associated with any domain. The servers contain confidential information, so company A doesn't want to give access to 3rd party. Company ...
0
votes
2answers
156 views

VPN helps change the IP but why I still get banned from a website's chatroom? [closed]

I was trying to enter a website's public chatroom powered by parachat. I don't want users and admins to look up my IP and location. So I bought a VPN and tried to hide my IP, but now I cannot log in ...
0
votes
2answers
66 views

Is it generally safe to disable Windows 10 Proxy Auto-Discovery Protocol (WPAD)?

Is it generally safe to disable Windows 10 Proxy Auto-Discovery Protocol (WPAD)? This might be my only option to try before contacting my ISP which could be quite annoying to do.
38
votes
5answers
9k views

What does a website see if I am connected on my native IP and then enable my VPN?

As per the question. If I am connected to a website, streaming content from my native IP and I then enable my VPN, what does the website see?
3
votes
0answers
49 views

Find out who sent email with my IP?

Recently my contact list was shared through some emails recently sent from my account. I would like to find out who did this as it has caused me some financial loss. When I look at the email header, ...
3
votes
4answers
552 views

Tracking an IMEI or device from an IP address

If I access a website and complete an online form using 3G on my iphone, can my actual phone be traced back to the IP address? For example if the website can see what IP address was used, how easy is ...
46
votes
6answers
11k views

Can a hacker that knows my IP remotely access accounts I have left logged in on my computer?

I frequently leave accounts logged in on my personal computer because of the immense physical and cryptological barriers a hacker would have to overcome to access my computer. Could a hacker that ...
0
votes
1answer
72 views

are some IP whois capable of going beyond proxies?

I received a suspicious email (suspicious body) coming from a legit person. The headers always show the legit adress as if the person in question has been hacked. But I wanted to go further and ...
1
vote
2answers
97 views

Are HTTP calls from hundreds of ips in the same subnet malicious?

I've been getting hit everyday with 50-100M calls to my API and I'm trying to identify the subnets that are the sources. I found by running a match in redis (where all requests from the last 24hrs ...
1
vote
1answer
27 views

How save, on a log file, all IP inbound/outbound connected to my Mac under MacOsX 10.9.5?

During its operation, the computer connects and disconnects to and from numerous servers - which are identified by a specific IP address. Is there a solution to trace the ip addresses of all the ...
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votes
4answers
213 views

Is it possible to inject malware knowing only the victims IP? [closed]

Is it possible to inject and run malware on Windows 10 by knowing the victims IP address only?
1
vote
1answer
222 views

Someone is accessing my data, what can I do about it?

I recently set up something called "canary tokens" (https://www.stationx.net/canarytokens/) to help detect if anyone is accessing files/emails/domains that I don't want to be accessed. They are meant ...
1
vote
1answer
90 views

Social Engineering Attack awareness using .doc and spoofed email

Need advise for our company experiment. We are planning to observe the security awareness among our staff. I have an idea but lacking of knowledge on how to do it. I want to create spoofed email and ...
1
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2answers
94 views

Disable JavaScript on Firefox?

I would like some further clarification on this topic. Is there a way to disable JavaScript on Mozilla Firefox and still view the web pages correctly? If yes, will this setting be enough to hide the ...
13
votes
1answer
4k views

Is my iPhone being targeted by the US Department of Defense?

Below is a screenshot of a text message my mobile device received within the past hour. It contains the text "6.216.198.5:8006/Y/0329235420500012000110000" from the number "1111301000". I am curious ...
0
votes
3answers
503 views

Is there any security threat of using 'curl https://ipinfo.io/ip' to find our IP?

I need to find out the public-ip of an EC2 instance. I was trying this command: curl https://ipinfo.io/ip Is there any security threat of using that method? Like exposing our IP or something?
0
votes
1answer
68 views

Confluence / how to judge if it is safe for ITAR, EAR, or IP?

I want to have Altassian host a Confluence server for me. However, I can't tell if it is secure enough for: ITAR sensitive information EAR sensitive information Intellectual Property / Trade Secret ...
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votes
1answer
98 views

Can a VPS provider see the IP address I use when connecting? [closed]

I recently purchased a VPS. Can the provider see the IP address I use when connecting to my VPS?
2
votes
1answer
80 views

Security implications of setting the broadcast flag on a UDP socket

Are there any negative security effects of setting the SO_BROADCAST option in a C UDP socket? I'm writing a C program and if I just set the broadcast option to 1 then all IP addresses work as intended,...
2
votes
2answers
60 views

Multiple digital signatures [closed]

I have the following case scenario: One document that needs to be signed digitally (using an external signing service) by 4 different people. The 4 people must be present while signing the document ...
3
votes
2answers
798 views

How can an internet server can find my local ip address? [duplicate]

This site shows my public IPv6, my public IPv4 and my local ip address. The first and second is clear, but how can a webservice located in the WWW determine my local ip address since a router is made ...
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votes
1answer
104 views

what are things besides ip addresses that give away the device being used? [duplicate]

For example if I send an email from my home IP address, people can see my location of where I am when I sent the email. If I used a VPN, and changed the location, people will think my device was in a ...
0
votes
1answer
38 views

Is it possible for a single user to route connections through several IP addresses?

I have searched google for an answer to my question and can’t seem to find one. Maybe you can help me out. Is it possible to use somebody else’s IP addresses to post on a forum with? I am a moderator ...
2
votes
2answers
680 views

Best practice to discover network hosts?

I'm creating a python networking program and need to discover all the usable hosts on the network such as phones and desktops on Linux. What works better, NMAP, Arp-Scan, arp, or something else? I've ...
1
vote
1answer
513 views

Will using Teamviewer reveal my IP?

I will be accessing a computer in a different state via Teamviewer. The sites I work on have very high security measures in place. Is there any way possible that my actual IP address can be revealed ...
0
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0answers
32 views

Why is it vulnerable to tell someone Complete IP address [duplicate]

I would like to ask "Why is it vulnerable to tell someone our IP", I know the techniques used to find out open ports using an IP address but in some cases I saw people hiding their IP address after ...
3
votes
2answers
130 views

How hard to receive a TCP packet then resend it to another IP on the local network keeping the Source IP address?

I need to receive a TCP packet destined to my application, then resend it to another destination on the local network, while keeping the Original IP Address. How can it be done, or how difficult is ...
5
votes
3answers
534 views

Is IP whitelisting for webpage access secure enough?

My organization utilizes Salesforce and Marketing Cloud. Very few people have access to MC, so I'm in the process of building MC hosted landing pages that will pull and display information such as ...
0
votes
1answer
287 views

Tracing email sent from service?

I know an email was sent using the online service emkei.cz. Is there a way to find out who used that service to send the specific email I received?
2
votes
1answer
250 views

Are VPNs that expose device ID a security risk?

This is the first time I am using a VPN on my stock Android device. I bought VPN Unlimited mainly because it was on sale and without evaluating competitor products I was playing around with it and it ...
0
votes
1answer
99 views

Risk when having public IP [duplicate]

I need to access CCTV system in the office environment. So I ask network people to do necessary steps. They told me that they need my public IP. I need to know if giving my public IP is a security ...
-4
votes
2answers
1k views

I got IP logged, now what? [duplicate]

Long story short, I clicked a link on my phone that someone sent me. It contained an IP-logger. What information did they get from it? I'm scared because they have my IP, and god knows what other info....
2
votes
1answer
124 views

Question about Teamviewer and visible IP address

I have read conflicting things about this and was hoping to get a definitive answer to my question which is this - If I am dialing in to an associate's computer via Teamveiwer, is there any way ...
0
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1answer
92 views

How to prevent my site from being hacked by learning from server log?

My site had been hacked today and I was also able to find the injection point in my site. I'm working on how to prevent this in future. This is my server log: 8.37.230.5 - - "POST /admin/images/...
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votes
1answer
72 views

Access log of someone using different IPs to send the same type of traffic

I have a magento shop system and I read this in my logs: 206.75.231.xxx - - [14/Dec/2017:19:59:11 +0100] "POST /downloader/ HTTP/1.1" 403 220 "-" "Mozilla/5.0 (Windows NT 5.1; rv:32.0) Gecko/20100101 ...
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votes
1answer
75 views

What resources does a SYN flooding attack try to exhaust? [duplicate]

In a SYN flooding denial of service attack, what resource is the attacker trying to exhaust? RAM? CPU?