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

learn more… | top users | synonyms

2
votes
1answer
103 views

How do VPN services in the US choose to comply with foreign law enforcement requests? [closed]

Imagine a user from Russia uses a VPN-service which obeys US jurisdiction. This user did violate Russian legislation and the violation is being investigated by Russian law enforcement. Let's assume ...
1
vote
0answers
62 views

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 ...
0
votes
1answer
195 views

“Your connection is not private” when connected to work's server through VPN (Cisco AnyConnect SMC 3.1)

I'm trying to configure mother's personal computers (Win10) for remote work with server in FL. When I connect from her work laptop - using provided Cisco AnyConnect VPN 2.5 on Win7 - I can still ...
4
votes
1answer
58 views

Is there anything else than DNS leaks that I should be aware of while using VPN?

Is there anything else than DNS-leaks that I should be aware of while using VPN that could potentially leak my real IP address?
3
votes
3answers
123 views

Detection and monitoring of important events on OpenVPN server

If an attacker can establish a VPN connection to the company network and have access to internal resources (by getting various certificates and credentials used to authenticate to the VPN server), ...
0
votes
2answers
97 views

Using VPN on Android, Necessity of Rooting

I have just gotten a new phone and would like to protect my privacy better than I have in the past. I have read about rooting and then installing OrWall, OrBot, and OrWeb. If I understood correctly, ...
0
votes
3answers
757 views

vpn vs ssh, what to choose? [duplicate]

First of all i am noob in this area so came here to get some idea from the experts. My friend was telling me the other day that ssh is pretty secure protocol and one should not be worried about ...
3
votes
0answers
25 views

How to make my traffic go out of one VPN into another? [duplicate]

This question has been asked before a number of times, but I seek a more in-depth answer: The objective is to mitigate the risk of being identified, by setting up chained VPN services so that the VPN ...
191
votes
14answers
30k views

My college is forcing me to install their SSL certificate. How to protect my privacy?

My college administration is forcing us to install Cyberoam Firewall SSL certificate so that they can view all the encrypted traffic to "improve our security". If I don't install the certificate than ...
6
votes
3answers
2k views

What is the difference between encrypted data and data sent through an encrypted tunnel?

I am looking at different VPN protocols. L2TP does not provide encryption so require IPSec to encrypt the data IPSec tunnel provide encryption to the tunnel What is the difference in terms of the ...
1
vote
0answers
23 views

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 ...
12
votes
1answer
2k views

What's are the advantages of L2TP/IPSEC over plain IPSEC?

As the title says, my firewall (Sonicwall) can do either IPSEC or L2TP/IPSEC for VPN connections. One advantage of L2TP/IPSEC I can see is that the client computer get allocated its own IP address on ...
2
votes
1answer
59 views

Why L2TP is required over IPSec

IPsec facilitates encryption and authentication with ESP. With tunnel mode, IPSec is also providing tunnelling. More importantly, one can use IPsec in tunnel mode, along with transport mode (i.e. ...
3
votes
0answers
64 views

What's The Easiest Way To Maintain Remote Users Access to a Webapp

Here is a real world case: A chain of high schools (several hundreds) has many websites (~ 3x number of Schools) that are content driven by users (the students). Every school maintains about 2-4 ...
23
votes
2answers
39k views

How can I tunnel through an SSH server for application layer protocols such as HTTP/s and FTP?

Are there client programs that allow me to "tunnel" through my SSH enabled server for normal Internet requests such as HTTP(s)? If so what are they and can someone point me in the right direction? ...
6
votes
1answer
178 views

How far a VPN service is legal? Does it makes my data vunerable for hackers?

Today, in Brazil, the government suspended by judicial requirement the WhatsApp application for 48 hours. It is a messaging app that works only via Internet connection (3G, 4G, WiFi...) and not by ...
3
votes
3answers
153 views

What do browser VPNs actually do?

Firstly, I am not sure if this is the correct forum to be asking this question so I apologise if not. What I would like to know is, what do VPN browser plug-ins (such as zenmate) actually do and how ...
32
votes
6answers
20k views

Differences between using Tor browser and VPN

I can't quite figure out the differences between using the Tor browser and using a VPN (like concretely proXPN). From what I understand the idea is the same, that they both hide the IP address. The ...
-4
votes
1answer
134 views

which is the best way to encrypt internet? [closed]

i want to know which is totally end to end encrypted methods for internet surf ..? like vpn .. i heard that nsa cracked vpn .. is there any other method for private internet surfing?
-1
votes
1answer
53 views

Can a location be determined from a 2nd VPN connection after going through a 1st VPN

I connect to the internet using Internet Explorer and VPN service to a company internet site. From the company internet site I open a Citrix remote desktop connection to a company computer. At this ...
-4
votes
1answer
188 views

Are Downloads from file hosting sites are 100% safe from legal issue? [closed]

See we can download files from file hosting sites, but there is no warning on it. but this security warnings present on torrent sites but not on file hosting sites, why so? See here this picture i ...
1
vote
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)?
0
votes
1answer
80 views

Transfer of packets in a VPN connection

I am trying to figure out how a computer communicates with a website when using a VPN connection (specifically, how packets are transferred) as compared to a computer that's not using a VPN ...
0
votes
3answers
167 views

How can I pretend to be accessing from another country and still do not flag up as possible fraud? [closed]

I live outside the UK and because of my work I make a lot of purchases on UK websites using my UK billing addresses. One problem I have is that sometimes if the billing country is different from the ...
1
vote
2answers
100 views

VPN through VPN question [duplicate]

I was wondering about data consumption and VPN through VPN. If I have a router connected to a vpn server within the same country as I am, then create another VPN tunnel through a software on my ...
1
vote
2answers
128 views

What danger can come from D-DoS over VPN

Every time I use VPN, I get a message to notify me to be sure that my PC is 'healthy' from pots infections. Also I've read in this article to stay away from that. My question, what damage could ...
9
votes
5answers
12k views

How is Facebook locating me when I use a VPN?

I am using a private VPN network for my internet connection. But it seems that if I go to http://m.facebook.com and try to check in, Facebook sees my location properly. My IP address seems to be from ...
1
vote
0answers
35 views

TLS in slow/unstable mobile/wireless networks [closed]

We have this rather old VPN tunnel software that is running in various wireless/mobile networks (from 2G mobile and upwards). It is currently running WTLS, as this software is from the old days when ...
9
votes
2answers
746 views

How the NSA can break trillions of encrypted Web and VPN connections

Based on Diffie-Hellman's negotiation of key exchange, why would it turn out that only a few primes are commonly used? What and who determines the prime? Would it not be safer to use a safe prime? ...
1
vote
2answers
184 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 ...
0
votes
1answer
55 views

Cmd traceroute not being affected by VPN configuration

I am using a virtual private server in combination with SOCKS5 proxy, which in essence provides the same functionality as VPN. When I connect and check my public IP, it shows the location of the ...
1
vote
2answers
98 views

When connecting to a VPN Provider, do other connected users pose a threat?

TL;DR: Can other users connected to a VPN Provider exploit my computer or information? I usually use a VPN service when connecting to the Internet. The provider is a private company whose business ...
19
votes
4answers
2k views

Is a VPN really required with free Wi-Fi on a train?

Our local train service has added free Wi-Fi. I have been checking GMail and logging into a few apps. Then logging into websites using HTTPS. Is this secure, especially if done via app? The network ...
1
vote
1answer
129 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 ...
7
votes
5answers
11k views

Prevent network users from creating an unauthorized outgoing VPN connection to avoid network policies

Is it possible to prevent network users from creating unauthorized outgoing VPN connections to avoid network policies? Edit- What is the best way to detect unauthorized outgoing VPN connections while ...
2
votes
1answer
98 views

Can in a VPN LAN-to-LAN one site be completely isolated from the other?

In a VPN LAN-to-LAN setting, is it possible to isolate one site from the other? I know that we can use a firewall but that would obligate us to manage specific rules in the firewall. I would like to ...
7
votes
2answers
183 views

Does using a VPN completely stop MITM (man in the middle) attacks? If not, what other defences should I consider?

Just for added context, I am curious about connecting to a remote desktop using a VPN but if there are any major differences that can be highlighted for other services I would be interested in that ...
5
votes
1answer
225 views

Does a VPN provide any security benefits over sshuttle or a vanilla ssh tunnel?

I use sshuttle to tunnel my traffic through one of my remote boxes whenever I'm in a cafe or connected to an insecure network. Does a VPN provide any additional security benefit over this kind of ...
5
votes
2answers
1k views

Is using VPN, Tor and ProxyChains together more secure?

Similar question (Tor and VPN only). All these three technologies seem to share the same goal, i.e. making internet traffic anonymous. Does it make any sense to try to use them together to increase ...
3
votes
4answers
504 views

Is using Tor and VPN combination more secure?

I have been reading more about Tor and its risks to personal data leakage to the exit nodes in the chain. This last node can snatch encryption keys or log in information of websites I may have ...
0
votes
0answers
104 views

VPN daisy-chaining via Virtual Machines

Assume that my host is a Windows computer. I have Virtualbox installed and I put on it another Windows guest. Assuming I connect with my host to a VPN provider called "A" with OpenVPN and with my ...
3
votes
2answers
4k views

What are the practical risks of using IKE Aggressive mode with a pre-shared key?

Our scanning vendor is marking us down because we are using IKEv1 in Aggressive Mode with a pre-shared key. We are using Sonicwall's Global VPN Client to connect to the VPN device in question. I ...
1
vote
2answers
93 views

Infected employee using office VPN was part of a DDoS attack

Recently, our office VPN was taken down by our ISP after discovering a DDoS attack. Apparently an employee connected to our VPN is infected. There were no logs at the time of the event. Besides ...
0
votes
0answers
101 views

Adobe Flash-based site's UI misbehaves when it's accessed through a VPN. Is it leaking my real ip address?

Here is a setup: A Linux/Windows VM at home (will call it "hidden VM" from now on) which is placed into an isolated environment (it's located in its own isolated virtual network, and the only way ...
0
votes
0answers
62 views

VPN Server Inside VPN client on Router

This is a different context of an already asked question: In a few words: Sub-VPN or VPN SubNetwork... VPNsception? So I am using DD-WRT flashed router which connects as a client to VPN server ...
11
votes
5answers
11k views

Does IPSec use IKE or ISAKMP?

Does the IPSec protocol suite use IKE or ISAKMP? RFC 2828 states ISAKMP is the protocol used in IPSec to handle SAs, key management and system authentication. Other sources say IKE is the protocol ...
95
votes
12answers
19k views

Is there a legitimate reason I should be required to use my company's computer? (BYOD prohibited)

I just got a new job at a medium-sized (~100 employees) company and one of the first things I was told is that I cannot use my own computer, because I need to be able to connect to their network, ...
2
votes
2answers
163 views

How secure is VPN addons for browsers [duplicate]

I regularly uses VPN addons like browsec, Zenmate etc in my browser. These addons/Plugin boast about hiding IPs, bypass firewalls, faster and encrypted services, tracking protection etc which they ...
2
votes
1answer
73 views

Properly solving IP leaking from WebRTC and other apps with STUN when using a VPN

This is really a follow-up question from this: Stun scripts/webRTC IP leaks I'm connecting to a VPN using a virtual adapter, which has a default routing rule so all traffic goes through it. I still ...
4
votes
1answer
414 views

How do VPNs bypass ISP monitoring

How exactly do VPNs bypass monitoring of the requests and traffic? I get that the traffic is encrypted, but how do VPNs manage to hide the DNS requests before establishing an encrypted transfer? If a ...