Questions tagged [vpn]

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

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11 views

Chaining VPNs by docker [migrated]

I want to use Lokinet over a primary vpn. So I created a docker for primary VPN called openvpn (it uses an openVPN connection) and tried: # docker run --net=container:openvpn --name lokinet --cap-add=...
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2answers
64 views

Is using VPN more secured when working remotly? Is using VPN more secure when working at the office? [closed]

I'm new to the company I work in. This company advise me to connect to the internet using a VPN when I work remotely, but also when I work in the office. I've been told it is for security reasons. I ...
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82 views

Does it make sense to not use a VPN while consuming some services such as Internet Banking?

I have recently watched an interview with a guy discussing how to drastically diminish your digital footprint. One of the points argues that VPNs should be used all the time: DO NOT use a VPN when ...
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1answer
56 views

iCloud Private Relay MITM Defense?

When it comes to defending against MITM attacks while using public Wifi, is the security offered by iCloud Private Relay comparable to using a VPN? Edit: My motivation for asking the question comes ...
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1answer
74 views

If I am using a VPN, what does the website or app (like Netflix) see when I am downloading or uploading?

If I am using a VPN, what does the website or app (like Netflix) see when I am downloading or uploading? For example, if I upload an image, will they see that I am uploading from VPN's IP or my IP?
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1answer
716 views

Why does VPN forbid unrelated user logins on client machine?

Not looking for any solutions here, just explanation. I work remotely for a university in another state; they supply a proprietary VPN to connect to their network. I work on a Ubuntu machine and for ...
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1answer
48 views

RDP security review over private VPN

I know Remote Desktop Protocol can be incredibly insecure if handled wrong. Knowing no system is 100% safe, are there any easy to exploit vulnerabilities in the described system below; ZeroTier VPN: ...
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2answers
52 views

Can network admin track obfuscated vpn? [duplicate]

I have been using an alcatel hotspot that has been provided to me and I was seeing if they can see my history/app activity even with a obfuscated vpn connection.
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61 views

What are possible attacks if am connecting to public WiFi using repeater, through Ethernet or /and if the router's firmware is hacked

What are possible attacks if am connecting to public WiFi using repeater, through Ethernet or /and if the router's firmware is hacked, supposing am running a Debian system ,blocking inbound ...
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26 views

Can work system admin remote into my personal Mac when I connect to work VPN? [duplicate]

I usually connect to my work VPN on my personal Mac and then use Windows Remote Desktop client to access my work computer. Today on my Mac while disconnected from the VPN I noticed the username/...
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1answer
88 views

How to know which IP address is used for my DNS queries on macOS?

I'm not an expert, only have basic knowledge about all this but I'd like to understand what's going on so please bear with me. I'm currently using a VPN (IKEv2 protocol) on a macOS system and I can ...
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2answers
324 views

How is Tor's exit node safe?

If I use Tor over VPN (User -> VPN -> Tor -> Destination), then VPN first encrypts my data and hides my original IP address, and then it goes to Tor's Entry Node. So that Tor's Entry Node can'...
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91 views

Azure VPN through Wireguard VPN - 'Name Not Resolved'

I have setup a wireguard (WG) vpn server on a raspberry pi that connects to my home internet and I connect to this with my work laptop through a VPN router. On my work laptop, I get access to several ...
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74 views

Can we double encrypt VPN traffic with a custom certificate?

I want to forward VPN traffic to an Internal Proxy that uses client certificates to authenticate users. Can we add this second encryption at the VPN Configuration file for example? Or what is the best ...
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99 views

Windows / OpenVPN "kill switch" via firewall

First, not sure if this is the appropriate site or if it would be better suited for a different one, but there isn't a networking or Windows one, so this appears to be the best place. And I'm posting ...
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1answer
70 views

How compirsed will I be by allowing location services while using a VM that is connected to a vpn?

I'm currently using a browser in my virtual machine. My host machine (laptop) is connected to a vpn. I've just been prompted by a website to allow location services in order to use the site. Would the ...
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1answer
72 views

Trying to understand transport-mode IPSec and VPNs

Disclaimer: My understanding of the types of VPNs and IPSec is limited. What I am struggling to understand is the fact that the IP header is not encrypted in transport-mode IPSec. My understanding of ...
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1answer
159 views

Risks of using custom DNS instead of my VPN DNS

If I use a custom DNS like NextDNS instead of my VPN service's DNS (NordVPN), where DNS queries go through the tunnel, will there be a privacy risk or some major disadvantages?
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1answer
103 views

What information is sent through companies VPNs?

I'm currently working at home. My employer provides me a VPN access to the company resources: intranet, ssh access to computers, etc. I was wondering what exactly means to use a VPN, and what type of ...
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20 views

MITM attack on public wi-fi and ISP wired connection [duplicate]

I know how MITM attacks work (theory/videos on the subject etc), but I am a bit confused and not sure what are the worst-case scenarios that can happen. If I'm using a public VPN and someone is indeed ...
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1answer
157 views

Company VPN on personal PC

So the people at my new work set up a vpn on my personal pc today, windows style, so now when I go into network tab I can pick their company connection. What they don't know is that I have another ...
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80 views

Will pulling firewall from router into separate device in front of the router increase security?

To secure a router available at a public static IP address from various vulnerabilities discovered and exploited from time to time (or other examples), would it help to separate its firewall and/or ...
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1answer
382 views

Difference between tor over VPN and VPN over tor

I saw many posts here saying that tor over VPN is different from VPN over tor, and one is better than other, but I was unable to find any explanation over it. There were some speculations that you ...
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1answer
125 views

Submitting password over untrusted VPN

Hi,I do not work in IT security and hence am asking some general questions here. I read https://security.stackexchange.com/a/172821/266785 and have questions that would appreciate answers. Is my ...
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1answer
80 views

Can I use a VPN to access services only available to a specific network? [closed]

I am a member of a library which has access to online databases that I use for work. The databases can only be accessed when you are on library's WIFI network. If I try to use the same databases from ...
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2answers
112 views

What data can a VPN provider get when analyzing HTTPS traffic without hacking?

What can VPN providers see without hacking when I access an email site (ex. mail.yahoo.com) with HTTPS via their service? Can they see only not critical data like source and destination IP's, ...
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2answers
242 views

Can VPN steal ssh password?

Is it possible leak ssh password while using vpn ? I mean not ssh key but password! Is it secure to connect via ssh(with plain password) while using vpn (like protonVPN or NordVPN). Thanks.
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1answer
102 views

Switching location frequently on VPN

Correct me in my assumptions/understandings in any of the following. A common tool to reduce fingerprinting when on the internet is browser/user agent spoofing. Now, I've read you don't really want to ...
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70 views

if i connect to 2 different networks using 2 different VPN clients from a single host, can the host act as a bridge between the 2 networks?

I work for 2 clients. Each requires me to use their VPN client to connect to their network. If I do this simultaneously, then does this create a security risk? My concern is the host creating a bridge ...
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91 views

VPN + GPS spoofing: better on Wifi or Mobile Data?

I have asked related questions here and here. I would like to follow up with another related question: suppose I am running VPN + GPS spoofing to hide my phone location. Will third-party apps find it ...
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164 views

Does azurevpnconfig (Azure) contain security-relevant information?

I created a new VPN gateway inside my Azure environment (OpenVPN SSL with AD authentication). After that, I downloaded the profile/config file which contains azurevpnconfig. With this file, the ...
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1answer
137 views

IP hiding attempts are detected [closed]

So I am using Tor and I try to log into a certain web site. It gives me a message saying that my IP address was used for spamming and does not let me log in. I think ok, probably the exit node is ...
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95 views

Connect to VPN Server with SSH from computer connected to the VPN itself?

I think I already responded this question to me (doing some experiments). However, I wanted to ask just for further confirmation. Context: I have an OpenVPN server installed on an AWS EC2 instance. ...
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2answers
400 views

Why do governments block services while they still can be used via VPN for example?

I can open any blocked service in the country I live in via Virtual Private Network (VPN) or proxy servers,so why do governments block services? edit: I think governments do so to make it harder to ...
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1answer
442 views

How do VPN kill switches in mobile apps actually work?

From my understanding, a VPN kill switch modifies routing to make sure that all traffic must be sent through the VPN's tunnel interface, and otherwise internet access is restricted. On desktop ...
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2answers
433 views

What does VPN provide that HTTPS(TLS) does not?

We have cloud based digital platform at work and we have the ability to connect to our cloud based ERP system. The ERP provider has given 2 options to connect - 1) a connector which uses HTTPS or VPN. ...
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2answers
238 views

Why do site operators block legal VPNs?

I use OpenWrt and by default all outgoing traffic is tunneled through Wireguard VPN endpoint (provider from the list of privacytools.io recommendations). Often I get an "Access Denied" or ...
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2answers
147 views

A 3rd party supplier is asking us to install their VPN client onto our corporate machines to enable access to their environment, is this a good idea?

As per the question what are the risks? if we did go ahead with this and some of our users installed a supplier's VPN client on to our corporate machines, once the connection is establish can a threat ...
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3answers
158 views

Does the use of Cisco AnyConnect Secure Mobility Client cause additional privacy and security risks over operating system VPN?

During the pandemic I work from home on my own devices via the employer’s VPN. I am aware of the usual privacy risks this represents for me. My employer used to provide a Server Address, Account Name, ...
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1answer
225 views

Will GPS spoofing + VPN on mobile hide location?

Suppose I turn on "developer" mode on my Android mobile phone and install a professional GPS spoofing app and a professional VPN app. Developer mode will allow the GPS spoofing app to ...
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1answer
119 views

Should you set up firewall rules with a vpn?

I am using a vpn and trying different firewall rules to keep as secure as possible. But the VPN company itself tells me not to use a firewall. Does that seem reasonable? They write: "As we've ...
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2answers
149 views

Can app / service provider konw when its user using (selfhost) VPN server?

Let's say I setup openVPN at home, then I go out. I connect my ios with openVPN server at home, then I download Netflix app. then I turn off location and any necessary tracking feature on ios. I ...
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3answers
463 views

Nmap shows different results when connected to VPN [closed]

I am trying to determine why nmap would show different results when I am connected to a VPN service. When I am connected to Nord VPN, it shows two additional ports which do not seem to be open. No VPN ...
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1answer
195 views

Will VPN on a mobile device hide location?

I have installed a VPN on my phone from a reputable VPN provider (paid VPN service, publicly rated as top 10 globally), Can my phone location (longitude & latitude) still be traced by third-party ...
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0answers
312 views

OpenVPN client suddenly refuses to connect to my self-hosted VPN

It's been working fine for years, but now suddenly I'm getting a strange error. Does anyone know what problem this points to? OpenVPN Connect Version 3.0.2 (598), error logs: [REDACTED IPs] 5/16/2021,...
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2answers
87 views

Definition of what is log data in context of VPN

Does it make any sense that a VPN provider (in this case VyprVPN, but this does not matter I am asking how to understand privacy claims in general, and what is considered as "log" data) ...
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1answer
732 views

Can I hide my location whilst using mine and my company's VPN? [closed]

My laptop must be connected to my company's VPN (Global Protect) before I can be able to work at home. I try to connect my Express VPN at the same time to stop my company's VPN from "seeing"...
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1answer
94 views

Any security value in limiting time of day for VPN?

A friend of mine who is a night owl mentioned she frequently has to stop working because her company's VPN shuts down at a certain time every night and comes back on in the morning. She was told this ...
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0answers
96 views

Pulse Secure VPN change the hostname on macOS. How and why does it do it? Is this a security concern?

Once I connect to Pulse Secure 9 VPN on macOS, my host name on Terminal changes. Checking on System Preferences > Network > Advanced... > WINS > NetBIOS Name this is where it's being set. ...
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90 views

IPSec MTU DDos attack

I have this configuration: HOST-A <---> GAT-A <---> MiTM <---> GAT-B <---> HOST-B I'm doing a security project on MTU-IPsec vulnerabilities and following this guide of Hal-...

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