Questions tagged [vpn]

This tag is applied to questions related to various VPN types such as PPTP or IPSec.

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What are the potential security risks of using a commercial VPN service?

Commercial VPN services are gaining a lot of popularity and some of them are heavily advertising their products on social media networks and technology magazines today. The advantages of using such ...
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4 votes
2 answers
542 views

A site bypasses VPN despite several precautions. How?

There's a website and it shows two pieces of information for a user: "IP location: [country]" and "Detected location: [country]". When I use a VPN, the "IP location" country matches the VPN country, ...
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6 votes
2 answers
3k views

Can government track VPN traffic if it has control on both ISP and website server?

Let's say I access a website called example.com with VPN. Here's the flow: me → ISP → VPN → example.com Do typical VPN providers use the same IP address to receive data from ISP and send data to the ...
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  • 175
1 vote
2 answers
156 views

Computer monitoring while working at home [duplicate]

I have a computer from the company and, while working at home, I would like to know if the company could be capable of monitoring or spying on my computer. I am not connected to any company's server ...
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0 votes
0 answers
67 views

Is it possible to make a remote server part of VPN so that only machines within a domain network can access the server?

First, let me describe the problem I am trying to solve. I have a domain-based network. My Source Control server resides on this network. This meant only devices connected to the network (part of ...
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0 votes
1 answer
124 views

Which methods should I connect a VPN, via that-vpn-app or through an VPN configuration on network manager linux?

I saw there are 2 available methods (that I know of and currently focusing on) to connect to a vpn. The first one is through their application based of that vpn provider. The others is by configuring ...
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-1 votes
1 answer
432 views

Can a VPN service read Telegram messages plaintext? [closed]

I need to use a remote VPN for work and I want to use the Telegram desktop application on my PC while connected on the VPN. I would like to know whether the owners of the VPN service will be able to ...
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  • 427
0 votes
1 answer
185 views

VPN from inside a company

I recently had to bypass my company policy by establishing a VPN connection from a LAN device (raspberry pi) located inside my company, to a WAN server. As devices accessible from outside must be ...
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  • 347
0 votes
1 answer
1k views

How to hide or secure django admin page?

I am working on an E-commerce website which is mainly in Django. I have this admin page. I want to hide, protect, secure it from other users/visitors means that only a set of IP address can view that ...
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0 votes
1 answer
151 views

Connecting to server with Proxy vs VPN

Suppose I have a server and no-one can hack into my local area network. I want to Remote Desktop into my server from Internet. Exposing RDP is the most foolish thing I did do once and the server was ...
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1 vote
3 answers
214 views

Can the ISP (or anyone spying on my WIFI network) see which VPN IP I'm connecting to?

I know that even when connected to a VPN, the ISP (or anyone who controls my WIFI network) could see that I am connected to (A VPN brand), what I would like to know is would they obtain the exact IP ...
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3 votes
2 answers
321 views

What kind of data can be monitored/intercepted/altered by the VPN service provider? [duplicate]

As you may know, Virtual Private Network or VPN is a system to create an encrypted tunnel between two computers on the internet, on one end is the VPN client, and on the other end is the VPN server. ...
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1 vote
4 answers
356 views

How to avoid leaking your public IP to installed applications like browsers when using a vpn?

What is the easiest setup to hide your public IP from installed applications and prevent things like WebRTC leaks on a common Linux distro?
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1 vote
2 answers
276 views

What is the risk of my VPN traffic routing through China?

I recently set up a new VPN on a Hetzner VPS (using Wireguard). It works fine, but I notice that when I do a traceroute from home to the server, I see several Chinese intermediaries. I'm not too ...
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  • 135
0 votes
1 answer
412 views

Hide real IP (and possibly location) while live streaming

Say I wanted to start live streaming on YouTube or Twitch, but I don't want those services to know my real IP or where I'm located. Commercial VPNs might not be a good option here since they reduce ...
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0 votes
0 answers
117 views

Can installed applications bypass vpn and know your real ip?

Adding that the vpn has an hard kill switch enabled that doesn't allow connections other than through it.
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  • 1
1 vote
2 answers
152 views

Security: Multiple VPN users

Let's assume there is a service provider that hosts some services behind a firewall. Two different companies connect to the network of the service provider via VPN. (To use the services that aren't ...
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33 votes
7 answers
10k views

If I'm currently on a website and disable my VPN, is my ISP or the web server immediately aware of the change or does a page refresh have to occur?

For example: I'm browsing my favorite website with my favorite VPN enabled. I disable my VPN while I'm still on a page of the website. I haven't clicked any links yet, I haven't went back to the ...
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0 votes
1 answer
241 views

Securing access to information stored on a home based Nextcloud server acessed via self-signed SSL certificate and home vpn

I am configuring a private cloud at home using nextcloud on a linux machine. It is running an apache webserver over an https connection (let's encrypt self-signed certificate) and a VPN server (...
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  • 103
0 votes
1 answer
478 views

Security benefits of disconnecting from corporate VPN when not in use

I worked for some companies that recommend cutting the VPN connection when not needed anymore while working remote. The VPN is just required to access internal sytems. Nobody could tell me why, ...
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  • 101
3 votes
2 answers
303 views

Does using VPN or encryption on an Android phone do anything since Google knows who is logged into the phone?

Is it worth paying for a VPN to protect myself from Google tracking since, on an Android phone, you're logged into a Google account and Google knows who you are, anyway? Google can still track your ...
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  • 43
0 votes
2 answers
273 views

Will carrier servers allow the ISP to see anything I'm doing even on a VPN?

AFAIK, if the connection to the VPN server is properly set up, the ISP is not able to see any of the traffic. Nevertheless, I just found a worrying comment to this blog post: https://www.stealth-...
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  • 21
1 vote
2 answers
1k views

Can system be monitored while VPN is disconnected? [closed]

I am a software engineer by profession and as of now doing wfh. So we always connect to VPN and I know my activities will be monitored. But what will happen if I disconnect from VPN? Will IT team be ...
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  • 111
0 votes
4 answers
249 views

Does routing internet traffic via VPN through a company proxy gain any more security?

There is currently an ongoing discussion in our company about what security measures to put in place regarding workstation access to the company network and the internet. Situation: Employees have ...
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  • 101
0 votes
1 answer
183 views

When pushing a DNS resolver to an OpenVPN client, does the resolver see the IP address of the client or the OpenVPn server?

When configuring an OpenVPN server, you have the option of pushing DNS resolvers to the client - like so: push "dhcp-option DNS " If this approach is used and a public DNS resolver is defined, will ...
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  • 103
0 votes
1 answer
106 views

VPN as a firewall in a public network

My configuration is: allow only OpenVpn traffic and block any other (income/outcome) traffic with UFW on my ubuntu laptop. unreal scenario: let’s say i have ubuntu with chrome version 50 [2016] on ...
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-1 votes
2 answers
1k views

How to block VPNs using tcp port 443?

I have a firewall (pfsense) acting as a gateway for my network users. All user traffic is going through this firewall. I need to block HotspotShield VPN traffic on this firewall. As known, this VPN ...
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1 vote
1 answer
202 views

Can VPN hardware provide adequate isolation on a home network? [closed]

If you were to configure a Work PC at home to exclusively connect to your work network via a small VPN box, would this adequately isolate it from your home network and related threats? What ...
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-3 votes
1 answer
178 views

Does VPN offer 100% security? [closed]

If log in to Amazon website using VPN does this offer 100% security and hide static IP address? OR does some data leak through and show , making Amazon suspicious?
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0 votes
0 answers
163 views

How do LEA and others track no log VPN users?

Other questions have been asked but not with the specific details that I have shown (no log VPN, no leaks, dynamic user agent and JavaScript disabled). Hypothetical situation Someone sends a ...
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0 votes
1 answer
201 views

Is PFS recommended by the NCSC in the PRIME profile for IPsec

Guidance on the PRIME profile for IPsec (https://www.ncsc.gov.uk/guidance/using-ipsec-protect-data) does not explicitly mention the use of PFS. Is there a recommendation for its use in the Prime ...
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0 votes
1 answer
376 views

StrongSwan, IPsec remote certs and cert_policy

I'm looking for a way to limit the certs that my IPsec can accept. I'm using StrongSwan (swanctl version 5.7), I want to accept only certs coming from a remote with a name of yoji.*.example.com I ...
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2 votes
2 answers
3k views

Help to secure my connection to my company VPN (Cisco AnyConnect)!

I've been searching about VPN for more than an hour, and all the answers I found on this site or others are either confusing or contradicting. My issue is that I usually access my company VPN through ...
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5 votes
3 answers
298 views

Is Using VPN Useful For Strictly Personal Use?

I understand the necessity of using VPN when connecting to the work network from the outside. What I want to know is there any benefit for a strictly consumer computer that is connected to the ...
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1 vote
2 answers
283 views

Does it make sense to use a third-party VPN when working from home?

I understand the need to use a VPN when connecting to public wifi. I also understand the need for a VPN when connecting to the company's internal network. However, I am less certain about the benefits ...
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1 vote
0 answers
155 views

When using VPN, why do LAN IPv6 Addresses disappear in router LAN status?

My DSL/WiFi router lists the IPv6 GU- and LL- Address for each connected device, alongside the device's MAC address. When a device uses VPN, these addresses disappear from the LAN status listing. ...
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  • 121
1 vote
2 answers
1k views

How can a VPN circumvent MAC address filtering?

My DSL-WiFI router provides MAC address filtering. This is used for access restrictions, e.g for parental controls to keep certain devices off-line during certain hours. A device on the restriction ...
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  • 121
-1 votes
1 answer
118 views

Stop VPN access from wifi router

Is it possible to stop VPN access for all devices when you are the administrator of the wireless connection?
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2 votes
2 answers
755 views

Job laptop and VPN, security concerns for home network?

I've asked if I could continue working from home. They said ok. The laptop belongs to the company with VPN on it. From home I'll connect the laptop to my personal network/rooter with wifi. When I'll ...
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0 votes
1 answer
478 views

CA certificate and Local certificate

There is something which is bothering me when i think about the CA cert and Local cert. Below are my queries which pertains to juniper but may be generic as well. 1) "request security pki ca-...
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  • 123
3 votes
2 answers
428 views

How to defend against network traffic pattern correlation attacks?

If i am chaining multiple VPN's and possibly running through Tor as well, network correlation attacks can be performed against me to try to locate my position. If my network spikes a download for 40MB/...
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  • 143
2 votes
2 answers
289 views

How can you hide the usage of an external VPN?

Let's assume we need a VPN to access some site, e.g. for bypassing geo-blocks. But those site doesn't want VPN users. A good example is Netflix. However, I don't want to specify this just on Netflix, ...
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  • 121
1 vote
1 answer
109 views

Looking to take a hotspot that is shared and create my own hotspot that can be firewalled

What is the best way to take a wireless hotspot that is owned by someone else, create my own hotspot or VLAN to be able to Firewall / Not allow my devices to view the other individuals' devices? I ...
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1 vote
2 answers
4k views

If I am using a VPN with allowed multiple connections can each user/device be able to view traffic of the other user?

If I am using one a VPN Service, but it allows up to lets say 8 devices to connect, are all the devices/users able to view traffic from other users/devices? Or is each VPN connection creating its own ...
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1 vote
1 answer
503 views

VirtualBox + VPN with Win10 Host - how secure is it?

I got a notebook running Windows 10 from my company which I am officially allowed to use privately. I have to travel a lot. I don't want to carry a second notebook. Since the admins have access to ...
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4 votes
3 answers
860 views

Does Tor still hide all tracks?

I've seen some threads on Reddit that say true hackers, when attacking, go through a public WiFi network, use a VM, proxy through a zombie computer, use a VPN, then proxychain through Tor, use another ...
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0 votes
2 answers
259 views

What is the relationship between cookies and anonymity?

If you are using a vpn for anonymity you can allow cookies when you surf the internet but you must delete them once you close the browser to get complete anonymity. Is this correct? Or is it that ...
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16 votes
4 answers
7k views

Security risk of connecting to two networks simultaneously

My employer issues a list of security recommendations when using a work laptop outside of the work network. The security recommendations are related to such risks as data theft, viruses, or other ...
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  • 1,829
1 vote
2 answers
141 views

VPN service - change of ip

Imagine I connect to example.com, change my IP address using my VPN service, and then remain on example.com in my browser. Meanwhile I open some other sites and eventually switch off my VPN service. ...
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4 votes
3 answers
2k views

How is site-to-site VPN better than SSL + IP whitelisting?

My company wants to move an internal web app to the cloud. The app only accepts SSL/TLS connections and requires all users to authenticate using our Single Sign-On provider. Today when a user wants ...
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