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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117
votes
6answers
35k views

My ISP uses deep packet inspection; what can they observe?

I found out that my ISP does deep packet inspection. Can they see the contents of HTTPS connections? Wouldn't having HTTPS ensure that they can't see the contents being transferred? And can having a ...
115
votes
4answers
20k views

How would a resourceful government block Tor?

I came across this article saying that after the November 2015 Paris attacks, some French police officers proposed to ban Tor. Tor is used to circumvent censorship! What security techniques would ...
75
votes
9answers
15k views

Is it safe to pay bills over satellite internet?

We bought a house. We need internet for basic research, email and paying bills, but there is no internet... Even a dedicated hotspot will not give us a stable connection. We are planning to get ...
69
votes
10answers
26k views

Is removing the Ethernet cable from the router (when I'm not using it) a good security measure?

I have here at home a router, like many people out there. The router is connected with an Ethernet cable that comes from the modem. But, to prevent hackers or anything else to try bothering me, if I'...
56
votes
11answers
9k views

Why is it bad to connect internal systems to the Internet?

We have an intranet system we use to book, track and process invoices for our core business. My boss would like to move this system to the Internet to make it "accessible everywhere". However, I feel ...
56
votes
6answers
16k views

Why is leaving a passworded SSH over the internet so bad?

I've heard multiple multiple times to never leave SSH with a password open over the internet. Why is this so bad? I understand the password can be bruteforced, but what if it is a very strong ...
52
votes
6answers
24k views

Phones broadcast the SSIDs of all networks they have ever connected to. How can these be obtained by an attacker?

I just watched an interesting talk from Glen Glenn Wilkinson titled: The Machines that Betrayed their Masters. He said that your phone is constantly broadcasting all the SSIDs it has ever connected ...
40
votes
3answers
8k views

Can anti-virus/virus protection be used to spy on you? [closed]

I'm a complete noob when it comes to these subjects. But here goes... Let's say someone is using a VPN, TOR, or some other tool to enhance their privacy. As I understand it, you are discouraged from ...
31
votes
1answer
13k views

Was Goggle.com actually crazy malware in 2006?

McAfee version: https://www.youtube.com/watch?v=3atmWmWCwlw “Spyware Rubbernecking” WebRoot version: https://www.youtube.com/watch?v=I6D-GSdLtNo “The effects of typosquatting”. This video shows how ...
29
votes
5answers
11k views

Can FBI or government agencies get hold of my Google Docs files just by confiscating my laptop? [closed]

Assume the following: I am doing all my work, including the one with sensitive information on Google Docs. No documents are stored on local hard drive. I am not using the Google Drive App, just doing ...
24
votes
8answers
9k views

Is possible to get infected by only staying connected to the Internet (nothing else)?

I have a router and I'm the only user. I have a computer with Linux and a tablet with Windows 8.1. Because of a few problems, I had to reinstall Windows on the tablet. Since I'm a bit paranoid about ...
19
votes
1answer
13k 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 ...
17
votes
4answers
8k views

How do I hide the OS I am using from internet sites?

I am currently trying to mask the OS system I am using from the websites I visit. I'm doing this for an added layer of security. How would I go about hiding the OS from websites?
16
votes
1answer
7k views

Can all your public files on Dropbox be accessed by anyone with one of the links?

Dropbox is one of the most famous cloud storage and sharing platform. Dropproxy's website claims that there is a weakness in the Dropbox security: Lots of people use Dropbox. Lots of people ...
14
votes
1answer
2k views

What parties have access to the *full* requested URL of a website accessed via the HTTPS protocol? [duplicate]

What parties have access to the full requested URL of a website accessed via the HTTPS protocol? Here are some possibilities I can think of, and there could be more: local device accessing the ...
10
votes
3answers
8k 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 ...
10
votes
3answers
1k views

With whom does my PC communicate at startup?

I've been reading about Windows 10 and its incessant desire to call home. I've tried putting some firewall rules in place. I am sure they are working but I got to thinking that many events probably ...
10
votes
2answers
4k views

How to improve the security and privacy of Firefox

What would be a sensible approach to enhance the security and privacy of Firefox? I did not find a question about this and I feel that some guidelines for casual web users would be handy. Currently ...
10
votes
1answer
237 views

Setting up a IPv6 Darknet/Network Telescope

I would like to setup a IPv6 Darknet/Network Telescope. It is unused address space a network that is completely passive and sends no outbound traffic. This talk gives more details. Most residential ...
9
votes
3answers
1k views

How to explain to a non IT person whether the Internet can be “shut down”? [closed]

When Donald trump first stated he wanted to "shut down the Internet", a few people asked me if he could do that. How can I simply explain that the Internet is a Web and not a two way stream?
8
votes
3answers
19k views

Why no support for TCP Sockets in JavaScript

I know there are now WebSockets, but what is the issue with providing a socket API to allow interacting with existing protocols? I mean, after all, I can use a hidden flash object to do the same ...
8
votes
3answers
886 views

What techniques do advertisement companies use to get my browsing information, and how can I stop them?

In the past year, I've noticed a strangely increasing incidence of advertisements on various web sites being for products that I was browsing for elsewhere. This makes me extremely uncomfortable. It ...
8
votes
3answers
11k views

Is there a way to block your ISP from controlling the password of your main router?

I got internet installed at my home earlier today by Bright House Networks. When I asked the installation technician about changing the router administration password, he said that he can change it ...
8
votes
1answer
5k views

PayPal is asking for my Bank Details. How secure is this? [closed]

I am from the UK but I'm living in Poland. I have two British bank accounts and a Polish account. The two British accounts are linked to a PayPal account registered from the UK and the Polish one is ...
8
votes
4answers
2k views

Is there any point to opting out of interest-based ads?

There are various browser extensions for opting out of interest-based ads, e.g.: https://chrome.google.com/webstore/detail/iba-opt-out-by-google/gbiekjoijknlhijdjbaadobpkdhmoebb https://chrome.google....
7
votes
5answers
4k views

How to detect self destructing emails? How to prevent from self destruction?

Recently I came across a gmail extension for Chrome browsers which claims to send self destructive emails. I tested by sending self destructive emails to my email account and it works fine Now my ...
7
votes
2answers
7k views

How does a government shutdown Internet (and how to bypass it)?

Recently the government of India shutdown Internet in the state of Gujarat due to riots. How does this "internet shutdown" work? How can someone who is in the country circumvent this? What can a ...
7
votes
2answers
672 views

How to find out whether an ISP adds a perma-cookie to my requests?

I am interested in finding out whether my (or any) current ISP (Internet Service Provider) uses a technology known as "perma-cookie" oder "sticky cookie" when I am browsing the internet. This ...
6
votes
4answers
6k views

Self-signed certificates not working over Internet?

My self-signed certificates are not working over Internet. What can be the problems? Here are the setup details: I have a Windows Virtual Machine in Azure with IIS, and a self-signed certificate ...
6
votes
1answer
832 views

Google DNS query pointing at ISP instead of Google

I am not sure if this is actually an issue or not or if I am just being too paranoid, but I noticed this upon arriving home to Alaska recently (location is important as you'll see shortly). In short, ...
6
votes
3answers
2k views

Do ISP Detect and Block Pen Testing Tools?

I one of the earliest books I read on security - The Basics of Hacking and Penetration Testing (978-0124116443); the author emphasized that you cannot use these Penetration Test Tools over the ...
6
votes
2answers
813 views

What are the security benefits or risks of HTTP/2?

Since HTTP/2 is starting to get adopted by more and more sites everyday. Are there any security benefits or known risks regarding HTTP/2?
6
votes
2answers
216 views

Is there a formal common Internet threat model?

I'm looking for a common Internet threat model that describes active attacks formally. By active attacks I mean attacks of an attacker with literally unlimited resources and full control over the ...
5
votes
2answers
2k views

Is it possible to ping a LAN card through its MAC address? [duplicate]

As you can start a PC through its 'WAKE ON LAN' feature on private networks, can you trace someone's online status through their MAC address over the internet ?
5
votes
4answers
311 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 ...
5
votes
1answer
575 views

Monitoring Github/Internet for source code leaks

We teach an online course and would like to issue takedown notices if source code for our projects are made publicly available. Is there a way to automate a periodic online search for any code that ...
5
votes
1answer
405 views

What about Long Router Passwords and WPS Push-Buttons

I have a question related to the WPS push-button capability on my router. I know that there is some material on the web about this question, but I haven't found anything that's current enough for my ...
5
votes
1answer
2k views

How does pornhub infer gender? [closed]

The adult website Pornhub (very NSFW) has an active data science blog (mostly SFW) that tracks usage statistics. One frequently reported statistic is gender, as exemplified by the SFW post "Women and ...
4
votes
3answers
4k views

How likely is it that I was hacked by running a local server for development?

Over the last couple of days I've been learning Apache and servers in general - I installed Apache, PHP and mySQL on my Ubuntu system and accessed my website with 'localhost'. I have always thought ...
4
votes
2answers
5k views

Windows 7 consent.exe attempting to access the internet

Looking at Firewall logs, I see that consent.exe, which is responsible for the Windows 7 UAC UI, attempts to connect to the internet. I have verified the file is a genuine executable provided by ...
4
votes
3answers
299 views

Is it possible to have a protocol that sits on top of TCP/IP that encrypts packets?

I was wondering if it is possible to make a new protocol which sits on top of TCP/IP and encrypts the packet which is going to be sent. One of the issues I can see is the metadata being available ...
4
votes
1answer
1k 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 internet is filtered, and to avoid been monitored I installed ...
4
votes
1answer
104 views

Can restarting a router result in its software being updated?

Articles in the past few days have mentioned the FBI recommending folks restarting their routers to avoid “Russian” malware from affecting some 500,000 routers. This made me curious; what could ...
4
votes
3answers
205 views

Are revealed personal emails a security risk?

I am a minor recently employed by a retail company, in the same batch as 10* other new recruits. I have not yet had the first day, however our manager has sent us all a warm welcoming email. The ...
4
votes
1answer
1k views

Can you exploit an Internet IP adress just like a LAN IP address?

Is exploiting an Internet IP address as simple as exploiting a LAN IP address? i.e.: Scan that IP for vulnerabilities and open ports using tools like nmap or nikto Use a vulnerability and set the ...
4
votes
5answers
512 views

How can I verify that an organization is what they say they are online?

I'm creating a website that only allows nonprofits and government organizations (parks, etc) to sign up and post service project listings. The accounts posting the listings must be verified to protect ...
4
votes
3answers
196 views

Is There Any Risk When Visiting Websites Without Secure Connections If You Don't Enter Personal Info?

Sometimes when I click on a link to a website, from google search, etc., I get a warning that says "Your connection is not private. Attackers may be trying to steal your personal info", and makes me ...
4
votes
1answer
232 views

What information is still exposed when visiting an HTTPS website using DNS over TLS?

DNS over TLS is now supported in Android Pie, which allows a user to define a private DNS server, and by DNS providers such as CloudFlare's 1.1.1.1. This opens up the world of DNS security to more ...
4
votes
3answers
6k views

Websites know which other websites I visited?

Google Chrome has a "do not track" option, but with a warning: Many websites will still collect and use your browsing data — for example to improve security, to provide content, services, ads and ...
4
votes
1answer
820 views

Internet security - how long does the NSA store data? [closed]

I am aware that the NSA collects unheard of amounts of data via cable-tapping programs such as OAKSTAR/STORMBREW/BLARNEY/FAIRVIEW and by other means. I also know that the NSA has very large and ...