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Questions tagged [internet]

The Internet is a global network consisting of many networks connecting billions of devices together via a variety of network technologies.

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1 answer
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What can ISP see when John vpn into Tom home where John and Tom use the same ISP?

Here's the flow: (John home. ISP A) → VPN → (Tom home. ISP A) What can John and Tom do if John and Tom would like to let ISP see less information as possbile?
0 votes
2 answers
352 views

Does a secured guest network on my router create significant vulnerability?

Guests need to use Wi-Fi when they come by, so to minimize risk, I've simply kept a secondary secured router running for guests since it's not possible to understand anybody's computer & security ...
0 votes
0 answers
38 views

Windows Defender SmartScreen Heuristics

Question Is there a clear list of the high level heuristics used by Windows Defender SmartScreen when deciding what files to block? Context Our in house developers have built an electron app which ...
20 votes
1 answer
17k views

How can I detect real location of the user through their IP address?

There were many ways to detect the user's IP, for instance we could get it through a single click link or through any other medium of communication where we could get the user's IP. But the tedious ...
4 votes
2 answers
821 views

How is my school blocking new Internet traffic after midnight?

My school supposedly cuts everyone's connection at exactly 12:00am. Although the network is still there, Windows shows the "no internet" sign when connecting to the network. However, the ...
1 vote
0 answers
92 views

Ddos attack on the ISP [closed]

I need help in controlling my ISP from Ddos attacks it's happening for almost a month almost everyday bringing down the isp for 4 to 5 hours sometimes for the whole day anyone can help it guide what ...
1 vote
1 answer
325 views

Preventing internet access for smart devices using MAC filtering

If I use MAC filtering on my router to prevent internet access for a smart device e.g. IP camera, could it feasibly change the MAC address to get around this and leak data to a remote server? If so, ...
4 votes
1 answer
464 views

Do Social Network Mobile Apps Track Your Browsing?

Facebook are known to track you even after you have logged out of your Facebook account. With mobile apps being given permission to access so much information on the devices, is it possible for ...
5 votes
4 answers
252 views

How to understand which website is official for a project?

Let's say I want to download a golang. How to understand which website is official for a project without referring to a some kind of authority like Wikipedia or a search engine rank? Is there a ...
0 votes
1 answer
113 views

How can I detect secondary internet connections?

I have a LAN. Is there a way, without installing any agent in each computer, to detect if any computer is accessing the internet without going through the LAN? For instance, via dongle, Wifi hotspot?
0 votes
0 answers
185 views

How do hackers hack into private network device? [duplicate]

As a picture show above, how do hackers use PC0 to hack into PC1? They are in different private network. As far as I know, we can use VPN to communicate two different private networks, so do hackers ...
0 votes
0 answers
180 views

How to tunnel intranet web site with php file?

I have this configuration: ________ | | Internet -----> | Server | ----> All intranet server port(443) | | port(80) ------...
2 votes
0 answers
844 views

Couldn't establish a secure connection

NordVPN popped up with "Couldn't establish a secure connection." "We couldn't validate this TLS certificate and ensure a secure connection required for NordVPN to run. It looks like ...
0 votes
1 answer
283 views

Random endpoint getting pinged constantly on my server [duplicate]

I've read bits around this, but I am curious should I be worried. I constantly am getting hit with random GET and POST requests from I guess just bots crawling the web trying to find vulnerabilities. ...
0 votes
3 answers
949 views

How can I be sure that my internet service provider is safe?

There is a new internet service provider in town that provides fiber internet--their internet is fast and it's proven. Almost everyone in our town switched to their internet. However, I am kind of ...
-1 votes
2 answers
222 views

Can a device that connected to malicious network once be compromised even after disconnection from malicious WiFi?

I need to take my personal laptop to the workplace so I will be using their internet that only employees usually use. However, if the network I connected to was malicious, is my data only compromised ...
1 vote
1 answer
327 views

Does my ISP sees that I am using someone else's PPPoE username/password?

I want to ask that does my ISP will be able to see that I am using username/password of someone else on my dialup PPPoE.
0 votes
0 answers
119 views

Router network seperation when an (unknown) device is connected via LAN?

I share a router (Asus RT-AX58U) with my flat mate. Because the rooms are on different floors it is of no use for him to use the wireless network (he doens't have the password). He bought his own ...
8 votes
1 answer
4k views

Is it possible to detect VPN in the network?

Is it possible to detect the use of a VPN in a network? Let's say that I'm going to use a VPN during my connection in a country where the internet is filtered, and to avoid being monitored I installed ...
3 votes
1 answer
7k views

Secure DNS (DoH, DoT) differences, performance, comparison

I am reading up on secure DNS (DoH, DoT) and trying to identify its differences. Currently, I am on https://www.cloudflare.com/learning/dns/dns-over-tls/ page. Is there for example some non-...
1 vote
0 answers
156 views

How would I communicate with my computer from a remote server when I'm using a VPN? [closed]

I have a computer at home. It's connected to the Internet. I use OpenVPN on Windows 10 to auto-connect to a VPN at startup. Now, I would like for a remote computer to make some sort of network ...
0 votes
0 answers
64 views

"needs to review the security of your connection before proceeding.": What security check is that? [duplicate]

From time to time, when browsing a website I see the following message: [Webpage URL] needs to review the security of your connection before proceeding. What kind of security check on my connection ...
2 votes
1 answer
180 views

What kind of redirect of websites is this? [closed]

Some websites can redirect you, but they're not using http 301 or 302. After that the url will be changed and you can't go back to the previous page using your web browser's back button. For example, ...
0 votes
1 answer
91 views

Clicking on links [duplicate]

We are often warned about clicking on links in emails from unknown senders. That got me to wondering about other situations. For instance, you are searching the web looking to purchase an item and ...
2 votes
5 answers
3k views

Is it insecure to publish the private IP addresses of my devices?

I'm interested in both IPv4 and IPv6, but more-so IPv6 because of how unfeasible it is to find valid addresses by just guessing-and-checking. Edit: My concern is that more trust may be given to IPv6, ...
8 votes
6 answers
15k views

Can my ISP censor my internet?

Can the internet be censored from the ISP itself? And what to do if the internet is censored by my ISP? Even TOR is not showing me the results I want: I had previously searched for the same keywords ...
10 votes
3 answers
11k views

How to prove my Gmail has been hacked?

I believed that someone had hacked my Gmail because they were using information contained within my emails in an attempt to try to convince me that they were psychic. I told them that I didn't believe ...
1 vote
1 answer
1k views

Can my ISP access my browser cookies and browsing history?

I only use https websites and Microsoft Edge. I know that my ISP can see only https://example.com of the full URL I've visited (e.g. https://example.com/abc/xyz). But I don't clear my browsing history ...
2 votes
3 answers
7k views

If someone knows your wifi password can they hack your router?

What exactly can someone do if they know your Wifi password? Can they only see which sites you visit or can they do more? Are they able to hack(router) and do malicious things with your router just by ...
1 vote
0 answers
2k views

Can websites see the Google account I'm logged into?

If I go on a website, can the owner see what Google and Youtube account I use (on the same browser or not) even if I don't give that information away? I ran one of those tests from privacy.net and it ...
0 votes
2 answers
322 views

How can this website bypass by VPN/proxies and somehow figure out my actual location?

My browser (Vivaldi) does not send any accept-language or similar headers for my native language. Its user-agent does not contain my country or preferred language. My proxy is verified at https://...
0 votes
1 answer
135 views

Internet connection issues with new cable broadband (100/10) service, intermittently able to reach neighbor's management interface at 192.168.x.x?

I'm unfamiliar with coax broadband provisioning specifics with new (100/10) service in a residential neighborhood, and intermittently getting Internet disconnections and interestingly discovered the ...
0 votes
1 answer
288 views

Landlord wants to share a single 3Gbps fibre to the property line across 4 flats using a mesh network. Should I be concerned?

fibre to the property is being installed in my road for the first time my landlord doesn't want lots of holes in their building they acknowledges that FttP is probably necessary going forward So ...
0 votes
3 answers
684 views

Why do some VPN block internet access?

Some of the VPNs at work block internet access once you are connected. I understand if the incoming (or even outgoing) traffic from some servers are not allowed. But why all the client machines that ...
0 votes
0 answers
87 views

Why aren't search engines encrypting search queries? [duplicate]

As you will know most search engines pass the search information url-encoded, i.e a get request with the parameters on it. But given all the fuzz about security and surveillance, why aren't SEs ...
0 votes
2 answers
247 views

Is every packet in a home Wi-Fi which has say, AES password for connection, encrypted using the same password?

If there is an intruder in a LAN who knows the encryption type and password, will he be able to monitor all the packets which are in the LAN? Suppose someone on the LAN is visiting HTTP sites, which ...
3 votes
2 answers
320 views

If the connection is encrypted, is it still unsafe to login at a public network?

It's common knowledge that one shouldn't login to personal or bank accounts on public wifi such as in a starbucks or a hotel. However, assuming that the connection is HTTPS and the passwords itself ...
2 votes
2 answers
255 views

Is an open TCP port that doesn’t take input secure?

I have written a simple C program (~30 lines) that opens an internet socket and sends data to the client on every connection. The program never read()s from the socket; it just parses the /proc ...
0 votes
1 answer
239 views

The practicality that a home network / router gets compromised

I know that it's theoretically possible that a router can be hacked, and malware can be spread throughout a network merely by being connected to it. However, I'm wondering what exactly the chances of ...
5 votes
3 answers
19k views

I want to host a server from my home computer; safe?

I am planning to make public a website I have been working on; it seems to me that the only way I can do this without needing to pay any extra money to external hosts etc. is by hosting the server ...
3 votes
1 answer
422 views

How do ISPs send their own pages when a user is trying to access a blocked site?

I know that some ISPs send block pages(like "This site has been blocked because ... ") over HTTP by sending a fake 301/302 redirect. I also know that instead of sending a block page, some ISPs simple ...
5 votes
4 answers
5k views

Is revealing a PC account user name bad?

Typical computers with modern operating systems require log-on accounts with a user name and a password. Is it dangerous to reveal the user name of the log-on account to the public? My research: I ...
1 vote
2 answers
237 views

How can I prevent people from logging into public services with non-company accounts?

Since everyone seems to have personal outlook, hotmail, and gmail accounts, is it possible to prevent people from using non-company email accounts when logging into Google, Bing, and other websites on ...
4 votes
0 answers
191 views

Best practices against mass surveillance for everday internet usage? [closed]

Corporations and governments use a variety of de-anonymization techniques to identify and profile users. All aspects of our personal lives are now consolidated online (banking, medical, academic, ...
0 votes
0 answers
316 views

Is it possible to hide a servers location on the internet?

Can you make a server appear to be in another country and how would you do it?
4 votes
4 answers
9k views

Can I prevent my ISP from accessing my network if I change my router config?

A few days ago my internet provider automatically changed my Wi-fi network name. I was very annoyed because I add to reconfigure all my devices, and I had no choice to refuse this update. As they ...
0 votes
0 answers
49 views

why public WIFI cannot use encryption? [duplicate]

I want to ask why public WIFI is always open and cannot use encryption? For example, customers in coffee shop can use WIFI without password (i.e. no encryption). Why WIFI router cannot configure with ...
1 vote
0 answers
426 views

My housemate is spying on my web traffic with their own "faster" router [closed]

I live in a student house with 2 guys and a girl and I'm not very tech-savvy. When we moved in we got Virgin Media broadband. I have set this up before and the admin panel is very basic with no ...
1 vote
1 answer
1k views

Kali linux aircrack [closed]

I have AirPort Extreme network card and when I try to use airmong-ng on kali linux in a virtual machine this does not work. I know I need a usb-network card if I want to make this work but if I boot ...
0 votes
1 answer
158 views

Do ISPs like Xfinity gather geographical information about their users?

Do ISPs like Xfinity gather geographical information about the users of their public hotspots? If so how is it done and how accurate is it?

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