a Virtual Private Network is a private network that is built upon a public network, typically using encryption for to secure the private communication.

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Port forwarding with VPN

EDIT: My VPN has port forwarded a 5-digit tcp/udp port for me. What kind of attacks am I opening the computer to with VPN port forwarding?
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240 views

Should I use my trusted VPN for all my traffic? [closed]

I use my trusted VPN primarily for the sake of anonymity (to avoid data being collected about my Internet browsing), although I am aware of its security benefit -- traffic encryption. My question, ...
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2answers
280 views

What are the risks in using a VPN tunnel

I live in a small town and I know my ISP in person. I don't like the idea he can read all my unsecured communication (if he wanted to do so). I know I can use a VPN tunnel such as SecurityKISS.com to ...
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646 views

Uploading file with VPN…can they see my real ip?

If I'm connected to a VPN, and I upload a file to a website from my computer via a system similar to this Can they tell that I have uploaded it from my real IP or will they see my VPN IP? Thank you ...
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274 views

Why is browsing while logged onto a VPN from public wifi more secure than not?

I've been trying to wrap my brain around VPNs for a while now, but can't find a good source that answers the questions I have. In particular, I can't understand why browsing from a public access ...
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127 views

How can a VPN use a virtual router and not send encrypt traffic and still be safe?

Today in networking class we were talking about VPNs. The prof got on topic of virtual routers and said that a way some VPNs work is by a client would purchase the service from the ISP and the ISP ...
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7k views

Can wifi network administrators see through proxy servers?

I've looked at a lot of VPNs, and "what's my ip address" sites confirm that outsiders can't tell where I really am when I'm using them, but I haven't been able to get my own WiFi yet, so I don't know ...
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280 views

Securing a VPS network with a VPN and a DMZ

I've got several VPS boxes (Digital Ocean boxes w/Ubuntu) that I would like to lock down from the outside world. I want to have several private boxes (web servers, db servers, puppet/master boxes ...
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63 views

VPN disconnection and snooping

When you use VPN, what happens if the VPN server goes offline? Would Windows silently revert to using your LAN connection, without notifying you? This would be an OK behavior if you use VPN to access ...
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425 views

Practical way to communicate a pre-shared key?

Company A needs to set up an IPsec VPN with company B, where each side will configure its own devices. Is there a recommended practical and quick way to communicate a pre-shared key from A to B? I ...
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519 views

Secure connection between two clients inside a wifi without internet connection

I'm currently trying to understand secure connections inside a WiFi network without an Internet connection. I would like to use some sort of SSL tunneling inside a WiFi network between two clients. ...
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445 views

VPN Client - Addtional Security Layer or a Useless Feature

I have a corporate web portal which is used for staff collaboration including a web-based mail interface connected to MySQL Database, corporate calendar, file storage, customer contacts data with ...
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741 views

Idea for hiding your mobile phones' location, and still be able to place and receive calls. Any suggestions?

The diagram below is a thought experiment that could provide a certain level of privacy to mobile (smart)phone users, beyond what they currently have. Some of it is purely theoretical, but it should ...
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1k views

What is the difference between an HTTPS traffic setup with Stunnel and a SSL-VPN

We have a scenario where we cannot connect to our stunnel server running on port 443 on our network, which only allows access to Internet via a proxy server. On the contrary, when we tried a SSL VPN ...
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1answer
595 views

What's most standard way to secure internet connections and protect privacy?

It's common knowledge that Wi-Fi, or other Internet connections, should be encrypted via a VPN to be secure, and to hide our real IP address from intermediary network observers. However, one can't ...
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3answers
1k views

Sniffing on VPN configuration

Our company wants to implement a service based on sniffing for security purposes, since we manage important information this requirement is imperative. The situation is as follows. Everyone in the ...
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87 views

Should VPN passwords be stored in plaintext?

I know nothing about setting up a VPN, but it happens that I use a VPN add-on for Firefox, and that the VPN provider stores the user password in plaintext. Last week I installed a VPN add-on for ...
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4answers
195 views

How to know if accessing to a VPN service is safe and won't steal my data

I want to know if a VPN service is safe or not. If the VPN server itself can catch or sneak peek my data? Or as long as it is a VPN service, then the security is protected by the algorithm itself? ...
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1answer
75 views

How to establish VPN connection through Tor? [closed]

How do I connect to a VPN network via Tor? Is it more anonymous than the other way around (VPN-->Tor)?
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2answers
182 views

Snoopers Charter VPN advice needed

With the Snoopers Charter coming soon in the UK, I intend to start using a VPN service. Disregarding issues of the VPN logging user details or leaving my IP address discoverable, what other potential ...
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127 views

How does WebRTC bypass a VPN Tunnel

While reading about WebRTC I was wondering how exactly the default route through an established VPN tunnel is being bypassed. If I'm not mistaken the VPN tunnel is normally represented in the system ...
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3answers
273 views

A neighbor took the Mac address from my router

It would appear one of my neighbours is monitoring my internet traffic, I am wondering firstly how is this possible and secondly would using a VPN stop the attacker from being able to read / intercept ...
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1answer
2k views

Difference between X-Forwarded-For IP, X-Real-IP, VPNs and TOR

I have this Google Chrome Privacy Preserving Extension that I am working on. Where I can spoof the header information e.g user agents and else. When I spoof X-Forwarded-For IP and go to ...
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68 views

VPN multiple IP users anonymity

During a support conversation with my VPN provider, I asked specifically: "is it impossible to filter out a single VPN user since your IPs are in use by many?". The answer was yes, it is impossible. ...
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115 views

Possible to use custom SSL or TCP/IP packets to detect VPN use?

What custom TCP/IP packets or other statistics can I use to detect VPN usage? I understand that this may generate a number of false positives, but my goal is to focus analysis on certain types of ...
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740 views

If I use a VPN such as IP Vanish on my office network, can they see [closed]

If I use a VPN service such as IPVanish, will my browsing history appear in office logs. My office sometimes checks on User's network activity to monitor various things. Will using a VPN service hide ...
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424 views

Short Lived Email account for VPN signup [closed]

I'm curious about how the process of signing up for a VPN service with a short lived 'disposable' email address would work. Firstly, what benefit (if any) is there to creating the account ...
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133 views

VPN detection with installed client [closed]

I would like to know: How can they detect the VPN? Does installing the client mean they can see background processes and see the VPN software? Or is the only way that they use a blacklist of known ...
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330 views

Secure point to point remote access to NAS drive

This question is very similar but also distinctly different (How do I ensure data encryption on Samba transmission on *NIX systems?) I'm looking to set up remote access to a NAS unit locally sharing ...
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463 views

Does VPN remote port forwarding compromise the anonymity of the VPN user?

An anonymous VPN service will typically assign the same public IP address to many VPN users. This procedure ensures that a connection cannot be traced back to the VPN subscriber: behind the veil of ...
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299 views

How do shared IP addresses work and do they give privacy?

I assume "shared IP addresses" work by NAT, because obviously two devices with the same IP address need someway to distinguish them. I've seen some privacy advocates boast they have "shared IP ...
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105 views

VPN Tunnel Routing Question

I'm a little confused about how VPNs work ... I read that they provide an end-to-end encrypted tunnel between you and whoever you're trying to connect to but is that actually the case? VPNs let you ...
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2answers
376 views

Repercussions of hacked router?

I am staying in Thailand right now on a "long holiday" to do some work on my laptop. A few weeks I noticed that at the condo where I am staying, sometimes I am redirected to ad sites. I researched it ...
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338 views

how to continuously caputre all my network traffic? [closed]

I've got a Linux desktop that will be a gateway between my private network and the open internet. I'd like it to capture and store all network traffic passing through it continuously, 24/7 (until the ...
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345 views

Is QuickVPN Secure

Does QuickVPN create a secure tunnel or how does it work to provide encryption and security? When I did a see my IP it was using the remote locations IP and not my office network's IP so does that ...
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16k views

Configure OpenVPN as a local proxy to use it only when needed

First, I think it is the proper place to post my question (and not serverfault or networkengineering). If not, please tell me what's the correct place. I used FreeGate. I configured the Firefox ...
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6k views

Is it safe to use VPNbook or similar sites? [duplicate]

Sometimes I need to use Internet from cybercafes or restaurants. I'm concerned about the security when accessing critical sites such as my bank, Paypal or just my Facebook. Besides the typical ...
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676 views

Is it necessary to use PEAP for L2TP/IPsec?

This is a sister question of Is EAP-MSCHAP v2 secure?. Based on my understanding, IPsec should have authenticated the server (we're using PKI) and secured the rest of the protocols before the user ...
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5answers
490 views

Manual DNS change

If I manually change my DNS setting in the router or in Windows settings from the provider's one to, say, 8.8.4.4 by Google - will it mean that my ISP has no idea which sites I am going to? Maybe it ...
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992 views

Can p2p use be traced by targeting a known individual rather than an offending IP Address?

My understanding of most filesharing lawsuits initiated by copyright holders is as follows: The monitoring agency will connect to a torrent swarm and collect the ip addresses of people downloading ...
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143 views

Is there a router that acts as a VPN to get into the network but also sends traffic out through a VPN?

I have several servers that I want to lock down so they're only assessable from inside the network so I need a router that allows me to VPN in. On top of that I want certain ports(22,8022) from my ...
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34 views

VPN chain in one machine without VM natively

Is it any way to make VPN chain in one machine (MAC or WIN) without VM natively (L2TP/IPsec)? I need this for obtain an extra layer of security. For example - if one VPN turns off I still have ...
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Information and Settings Collected from a PC Connected to a Web Server

1- What are the information and settings collected from my pc when I connect to a website server? 2- When I connect through a VPN, Could the website server detect a mismatch between my new location ...
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Azure Networking VPN

Company is exploring the option of connecting Azure VNET to the on premise network using either Site-to-Site or ExpressRoute. There are concerns regarding potential vulnerability of internal resources ...
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Does DirectAccess protect non corporate traffic on public wifi?

If I were connected to DirectAccess over public wifi, does this provide any measure of security for non-corporate resources, such as online banking? Would I be better served by going through ...
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39 views

IPSec Host-to-Host VPN (RedHat) needs IP Forwarding?

We would like to build a Host-to-Host IPSec VPN (both RedHat Linux). Is it really mandatory to activate IP Forwarding, which is by default deactivated because of our security policy (/etc/sysctl.conf ...
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3answers
47 views

In using a VPN service is it possible to transmit data without giving away system configuration details?

In using a VPN service I want to feel comfortable in the knowledge that outsiders cant simply build up metadata on my browsing activities. The fact it is done is somewhat unsettling. I have spent days ...
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106 views

AirVPN, DNS Leaks on Windows 8.1, but not Ubuntu

I've noticed when I visit dnsleaktest.com using Windows 8.1 & Chrome a bunch of UK IP addresses (Belonging to my ISP) are displayed alongside the Netherlands IP address I should be appearing as ...
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Smoothwall is blocking the registration for my vpn [closed]

I don't have WiFi at my house, so I told my foster mom I would get a VPN app on my tablet. I'm on a kindle fire, and the app I picked is called VPN by private internet access. I have to use my high ...
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Why can't VPN extensions filter everything in the browser?

For example, when I'm using one of this extensions, such as ZenMate or Browsec, I'm not able to watch video streamings. Or another thing that happened is my internet provider detecting me going on a ...