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

3
votes
4answers
232 views

Is password + second factor more secure than public key auth now? (SSH)

I ask this question because, I think, we now can reasonably assume the following: NSA can break VPN and SSH: This is stated many times in the unclassified slides. Also, GCHQ has demonstrated (and ...
5
votes
1answer
410 views

Can IPs be trusted inside a VPN?

Question I have several linux clients connected to an OpenVPN server. Each client is given a persistent IP based on their X509 Common Name. Can I trust these IPs ? Context I have Client1 and ...
0
votes
0answers
191 views

Is a VPN enough to hide my trafic from my schools IT department? [duplicate]

At my school we log on WiFi with a personal login. If I wanted to hide the traffic from my computer from the network administrators would it be enough for me to use a VPN service like for example ...
2
votes
3answers
276 views

How do people know that IP adress belongs to VPN?

It seems that many servers know that I use VPN. They either block me completely or make me answer CAPTCHA etc. I want to use VPN but seems that many hosts don't want their customers to use VPN. How ...
3
votes
1answer
135 views

iOS VPN profiles - are the signing certificates global? Can this be a MITM exploit?

I have installed an app on iOS to connect to a well-known VPN service. The app requests installation of a profile onto iOS, which as far as I can see are a collection of 7 certificates - 5 of which ...
1
vote
0answers
21 views

Is it possible to combine VPN and TOR on the same connection? [duplicate]

I'm looking into using a Raspberry Pi 2 between my Router and my Modem acting as an VPN and possibly a TOR gateway (two-in-one). It should just be out-of-the-way and passively/transparently route all ...
1
vote
1answer
553 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 ...
0
votes
2answers
97 views

Remote administration methods

There is a requirement for users to remotely access one of my corporate servers from internet. Policy wise, i would want them to at least use 2FA for communication,eg VPN Tokens, password+SMS etc. ...
3
votes
2answers
424 views

Would our company system be more secure using a VPN?

I'm currently building a back-office system for our company [for internal use] that will manage our customers, accounts etc (not interested in don't reinvent the wheel comments today, thank you!). I'm ...
2
votes
1answer
2k views

Why should I use easy-rsa when using OpenVPN?

Reading this guide on how to setup an OpenVPN server on a Raspberry Pi, I saw this line: 4) You don’t want anyone who finds your VPN server address to be able to connect. So next, we’re going to ...
3
votes
3answers
282 views

Is a VPN really secure at the VPN providers side? [closed]

Please forgive my basic ignorance regarding a VPN connection. As I understand it, a VPN connection encrypts all the data between my computer and the VPN provider. Thus preventing my ISP from seeing ...
2
votes
2answers
292 views

What can my university see by installing a CA root certificate on my computer, even when I'm using a VPN?

To use the wifi at my university, you must install a CA root certificate by them. In my case, I am using a Mac computer with a VPN installed. I'm curious, what can they see me do on my computer by ...
1
vote
1answer
219 views

OpenVPN bridging vs routing: which is more secure?

I have read about the differences between routing and bridging in OpenVPN, but I haven't found much from a security perspective. Which of the two modes is more secure?
0
votes
1answer
165 views

What does this mismatching SSL certificate hint at?

I'm currently visiting China, and I use a well known VPN service for both my laptop and my phone. Every now and then, I get certificate errors when using my phone when I'm connected to a VPN, but ...
2
votes
4answers
149 views

Is there a way to make Tor network your full VPN?

Is there a way to use Tor network as your VPN, proxy or something alike? I have been gone to their website but I've seen just browser (Tor Browser), bridge, relay and exit. Is there way to tell ...
5
votes
2answers
477 views

How safe can connecting to VPN really be?

I would like to make this story as short as possible since my question is not that long, I have worked with journalists previously in war zone where we investigated the involvement of EU IT companies ...
0
votes
1answer
321 views

VPN - Unique client certificates? [duplicate]

Currently installing the OpenVPN service on my Linux box and stumbled across this in a guide: All of our clients will also need certificates to be able to authenticate. These keys and ...
8
votes
4answers
3k views

Security considerations in providing VPN access to non-company issued computers

There have been a few people at my office that have requested the installation of DropBox on their computers to synchronize files so they can work on them at home. I have always been wary about cloud ...
-1
votes
1answer
96 views

How are some sites able to bypass vpn? [closed]

I have seen many sites which I couldn't open even if i try to access using VPN. Eg: deezer. Any method how to access the website in such cases? Well I use free vpn mainly open vpn.
1
vote
1answer
265 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 ...
2
votes
1answer
559 views

Firewall and Torrent

I use my university internet network and all incoming connection is blocked on every port.(they use netasq firewall) They have no other restrictions which stops me from using a torrent client. Using ...
4
votes
1answer
2k views

Is it a bad idea to use a domain name to access my VPN?

I'm using a VPN mainly as a way of limiting access to my servers as it has a static IP address. Is it bad practise to use a domain name to access my VPN? That is, is it fine to use vpn.example.com, ...
0
votes
2answers
187 views

Should you use a VPN while on the same network as the VPN server?

This questions is somehow connected to this other one, where I asked whether it was better to have a dedicated VPN machine or to use the built-in VPN feature of the router when connecting from an ...
3
votes
2answers
1k views

Is using VPN on a router more secure than using a dedicated VPN machine?

I was looking at the features of the Asus RT-N66U router and noticed the built-in VPN feature. I am currently running an OpenVPN server on an ESXi VM, but I was wondering: would using the VPN feature ...
1
vote
1answer
260 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 ...
1
vote
1answer
117 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 ...
0
votes
1answer
4k views

SFTP or FTP through VPN?

I'm struggling to find out whether or not I should set up SFTP since I already connect to the internet using a secure VPN. Is the security using FTP through a VPN (using OpenVPN, more specifically ...
2
votes
1answer
159 views

Does having a VPN service mean accessing my email etc. over public free open WiFi mean I have security/privacy? [duplicate]

Is my information secure over public WiFi if I use a VPN service? i.e. protection of emails and login details.
2
votes
2answers
108 views

How would an attacker know the Gateway IP's of 2 VPN endpoints?

My office has two Sonicwall Routers each at a different physical location and with two different ISPs. There is an SSL-VPN tunnel between the two. Today I noticed that the same Chinese IP address ...
-3
votes
3answers
8k views

How to hide my ip and browsing history from others on my network?

I need to hide my activity and IP address from those I share this network with. I'm unsure if a VPN will serve my needs, because I'm not concerned about the sites I access tracking me. I'm concerned ...
-1
votes
2answers
168 views

What can IT see and log? [closed]

First of all, I'm a co-owner of my company and I am using my own computer on my company network. Occasionally I'll browse some websites throughout the day to kill some time. My business partner ...
1
vote
2answers
1k views

Websites visited on a VPN network

My residence provide wifi and I'm using my personal computer to connect to it. I use a login and password to have access to internet. Some websites are blocked on it. Sometimes I log into VPN(using ...
1
vote
3answers
104 views

What information can be taken by submitting an online form?

Sorry I'm pretty clueless with this stuff.. I know that vpn hides your IP address when just browsing websites, but how about submitting an online form, such as when you send an inquiry? Would my IP ...
2
votes
2answers
2k views

What are the advantages to using a VPN over secured/trusted wifi

It's often recommended that you should use a VPN when using unsecured or untrusted networks, such as open public wifi or secured wifi that you don't control. What are the advantages to using a VPN on ...
0
votes
2answers
1k views

Is a VPN anonymous enough or do I also need to use TOR?

Is an anonymous VPN (like frootvpn) all I need to remain anonymous online or do I also need to use TOR or take other measures?
1
vote
1answer
96 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 ...
0
votes
4answers
239 views

Basic question about why it's useful to have VPN encrypt traffic

There may be a basic flaw in my understanding of how the internet works so sorry if this is a simple question. What type of attack does VPN protect against? For example if a local area network (let's ...
0
votes
0answers
40 views

Could someone compare basic anonymity vs basic computer hacker anonymity? [duplicate]

So, let's say one just doesn't want the government/corporations to know what they are doing online. Let's say, for example, that they just don't trust the NSA, FBI, Google, etc. So what are the steps ...
0
votes
1answer
381 views

should I not accept cookies for the sake of anonymity?

Let's say I had a Gmail account. Should I just not have a Gmail account, or should I not use their cookies? How bad are the cookies, in of themselves? I obviously wouldn't log into it, with my VPN or ...
2
votes
3answers
785 views

Telnet and vpn - protected or not

I am curious how safe I am if I use telnet through a VPN-tunnel to my webhotel? I thought that the information was encrypted between my computer to the vpn-providers default-gateway. But when it ...
3
votes
1answer
363 views

L2TP/IPSec: Mutual authentication BEFORE user can access VPN

I came across a question You are the network administrator for your company. You have deployed Windows Server 2008 on all server computers in your company. You have deployed the Network ...
2
votes
1answer
13k views

Is PPTP VPN ever secure? Under DD-WRT? [duplicate]

PPTP is not an open, ratified standard the way that, for example, SSL/TLS is. (see: http://en.wikipedia.org/wiki/Transport_Layer_Security#TLS_1.2 and http://datatracker.ietf.org/doc/rfc5246/ ) The ...
1
vote
1answer
5k 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 ...
1
vote
2answers
122 views

making online transactions over proxy

So I went over quite a lot of topics here and on the internet.. but I still can't seem to completely understand this issue. How secure really are services like proxies, VPN or VPS? VPN is promoted ...
17
votes
3answers
2k views

Is my phone carrier monitoring my traffic?

Today I started using a VPN on my phone (nexus 5), and after I switched on mobile data and turned off my WiFi, I received a text message from my carrier offering me roaming packages for Europe (which ...
5
votes
2answers
3k views

Pros/Cons to OpenVPN vs “VPN over OpenSSH”

What are the major differences between using OpenVPN and using VPN over OpenSSH? Does adding a virtual tunnel interface to a SSH connection offer the same benefits of OpenVPN? Can PuTTY be used on ...
1
vote
4answers
714 views

Anonymity through Tor over VPN [closed]

I want to do some research on network anonymity. Assume that I am careful enough not to disclose any personal information while connected to an anonymous network. If I run a system that uses TOR ...
3
votes
1answer
1k views

If I connect to VPN through proxy, who can see what?

I try to understand what happens when I use an HTTP(S) proxy in my OpenVPN client configuration. What's the advantage of an HTTPS proxy over plain HTTP? In any case the encryption takes place on the ...
1
vote
2answers
272 views

I'm wondering how I hide my identity online well [duplicate]

what are the different ways to become anonymous. Is quicksilver a good email for that? What are the different options? I know about proxies, Tor, and VPNs. Should I do all three? I like computers but ...
1
vote
2answers
425 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 ...