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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416 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 ...
0
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1answer
137 views

Commercial VPN for privacy: Which country servers to connect to?

I live in North America and I use a commercially-provided VPN. I use it to encrypt my connection to the Internet, so that my ISP cannot store logs of my DNS requests or browsing activity. I also use ...
4
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4answers
1k views

Are firewalls required if using a VPN [closed]

If you are using a VPN to transmit data from router to router, do you still need a firewall? I am using a VPN Server to encapsulate data from one cisco router to another. Do I need to have a firewall ...
2
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2answers
2k views

Can an employer see cellular network traffic routed through company-owned device?

When on the road, I have a company issued iPad with Verizon service, my personal ipad (wifi only version), and my iPhone. If I turn on the hotspot on my company iPad, then connect my personal ...
0
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1answer
55 views

Should I set up a VPN for these services?

I'm developing a personal project with a few people. I need to setup Continuous Integration service, Jenkins, version control service, Perforce, repository manager service, Nexus, and a Web server. ...
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3answers
274 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 ...
0
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1answer
52 views

Is all traffic through a router configured to use openvpn protocol sent through a single port?

A home wifi router is configured to use a vpn service, such as PIA, and in particular is configured to use the openvpn protocol. Is all traffic through this router sent through a single port? Is the ...
2
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2answers
147 views

Public AP: How to reduce vulnerability window between Captive Portal and starting VPN?

I always use a VPN on my Mac when I access over public APs (such as coffee shop free WiFi) How much should I worry about the window of time where I am in the captive portal (the agreement screen) and ...
5
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2answers
4k views

Are VPNS vulnerable to active man in the middle attacks?

I know that with SSL/TLS, man in the middle attacks are not possible. For example if Alice and Bob are trying to communicate and Trudy is trying to perform a man in the middle attack, then when Alice ...
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1answer
72 views

Should I be concerned about this VPN logging? [closed]

I am currently using BT Guard. It has no client on my PC, although I connect through OpenVPN. I pay about 9€/month for BT Guard, who say that they keep no logs. However, Tiger VPN which also uses ...
1
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3answers
1k views

VPN only for a specific software

In our company we have a software which requires a VPN to be connected in order to properly work. However that is not the only software we use here. The problem is that other software get way slower ...
2
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3answers
534 views

How to spoof my IP address to JavaScript and other security concerns

Many websites require JavaScript. However, enabling JS means that a website can run a JS snippet to retrieve the user's IP address (even if they are behind a proxy or VPN). So, how can I (the user) ...
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2answers
213 views

Is the (SSL3-based) SSTP VPN protocol vulnerable to the POODLE attack?

The Secure Socket Tunneling Protocol is a VPN protocol developed by Microsoft. It sends traffic over an SSL version 3 connection. Since SSlv3 is vulnerable to the POODLE attack, does this mean that ...
2
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1answer
546 views

Hide Docker Containers Behind VPN

I want to run all services within Docker containers (including RA and site-to-site VPN) such that all containers except the VPN are not exposed on the public IP, but are reachable on the VPN IP. This ...
39
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7answers
70k views

What is the difference in security between a VPN- and a SSL-connection?

I would like to design a client-server application where the server is placed on Internet. I assume that I could set up the client-server connection using VPN (is it using IPSec?) or using a SSL ...
7
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5answers
337 views

Can a website detect my local WIFI network I am in?

I have two computers, both of them locate at the same local WIFI network ( ie: connected to the same router). I use VPN on a computer to visit a website, and don't use VPN on another to visit the ...
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1answer
101 views

How does my internet look over a public wifi connection? [duplicate]

I am curious. I use VPN over a public wifi. How does my internet traffic look as it is being transmitted over the public wifi connection? Can anyone intercept and determine what websites I visit? ...
0
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3answers
9k views

Can you still be tracked when using a VPN?

If I am using a VPN on twitter, can an organisation like Anonymous or Lulzec track me and find out my identity?
4
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1answer
326 views

Does using NAT-T for L2TP / IPsec VPN pose a realistic security risk?

I'm working on upgrading an old Windows RAS server that hosts PPTP VPN. I want to move to a L2TP/IPsec VPN. Due to the firewall appliance we use, the VPN server has to be behind a NAT. This means ...
5
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3answers
838 views

PCI DSS - VPN network?

My network is segmented into internal (which holds private cardholder data), DMZ and VPN. There is a gateway in between which restricts access, for example: VPN: 10.0.0.0/24 DMZ: 10.1.0.0/24 INT: ...
2
votes
1answer
209 views

PPP over SSH - is this correct?

I see a lot of talk online about whipping up a VPN connection using PPP over SSH. This term confuses me, as SSH is an app tier protocol and PPP operates on the data-link layer. So, my question is: ...
1
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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 ...
0
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1answer
87 views

Preventing installation of VPN software on home computers? [closed]

How can users be prevented from installing VPN software on their home computers?
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2answers
671 views

How to post comments on websites without being traced back

Just trying to get some general sense about the security on internet now-a-days. There are so many websites I go and comment on different things. If some comments are political and they don't like, I ...
0
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0answers
3k views

How secure is the TAP Windows Adapter V9? [duplicate]

I use Cyberghost to browse the web on public wifi. How secure is the network adapter? Cyberghost uses OpenVPN which utilizes TAP Windows Adapter V9. I am asking this, because I believe at the ...
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0answers
1k views

OpenVPN redirect-gateway def1 bypass-dhcp not working on 3G [closed]

Edit I followed @begueradj advice in comments and posted the question on ServerFault : http://serverfault.com/questions/709340/openvpn-redirect-gateway-not-working-on-3g-cellular Original Question ...
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0answers
87 views

Is a NAS vulnerable when VPN'd through dedicated server?

I'm concerned about the security of part of my home setup, but I'm quite unfamiliar with a lot of this so I thought I'd start out by saying what I'm trying to do, in case my solution is a poor one in ...
17
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5answers
27k views

What are the pros and cons of a VPN for privacy

Recently I have been getting more and more interested in the security (privacy and anonymity) issues of my online life. Not that I have anything to hide, or that what I do online is so interesting to ...
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0answers
121 views

How can secure email be used while avoiding government attention?

Presumably all unencrypted email is available to federal agencies including IP addresses, header information, and email content (eg, through SMTP with or without SSL and TLS -- thunderbird has an ...
0
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2answers
11k views

VPN blocked ports problem

I use VPN quite often in public places where I don't want anyone to read my web traffic. However, some public places have firewalls that block ports required to establish a VPN connection (I usually ...
6
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2answers
311 views

Stun scripts/webRTC IP leaks

I've been looking at webRTC and stun scripts in general and their ability to bypass VPN's. And have a few questions I hope someone can help me with. 1) Since using openVPN and other VPN ...
3
votes
3answers
2k views

What utilities exist to brute force a username and password?

I'm trying to persuade management to purchase two factor authentication for securing VPN and terminal server access. I've made significant progress by demoing TSGrinder, but would like to list other ...
3
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1answer
265 views

My Ipv6 is under attack by the smurf6?

When I go to whatsmyip.org under my host name I get "Your.Ipv6.Is.Under.Attack.By.The.Smurf6.Info". What does this mean? I'm using private internet access as my VPN so I'm guessing PIA is under some ...
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0answers
106 views

Ways to prevent traffic injection by ISP [closed]

I live in a big brother country (Egypt, but valid to many other countries), which apparently bought Hacking team and fin fisher software since couple of years. After reading about the very-easy ways ...
3
votes
1answer
217 views

Is WebRTC still enabled in Google Chrome Incognito/ FF Private mode?

WebRTC can leak your IP address, even though you are using a VPN, from what I learn here. My question is, if I am using Google Chrome Incognito/ FF Private mode along with VPN, am I protected ...
21
votes
7answers
5k views

Safe to make a VPN connection over coffee shop WIFI?

On my work laptop I regularly create a VPN connection that I use to remote desktop to our web server. Is this safe to do on a coffee shop where random people are connected to the same wifi network?
2
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1answer
170 views

Does a VPN Provider Know My MAC Address?

I know MAC is a layer 2 address, so it's only sent to the next router in the chain. Does a VPN provider get that information when I'm connected to their service? Is their router considered the next ...
12
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2answers
24k views

Do VPNs provide sufficient protection over public wireless networks?

I know that VPNs are the standard way to secure communication between a remote user and their primary network, but I've never felt entirely comfortable relying on them when using an open wireless ...
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1answer
96 views

Does any VPN protocol authenticate the server?

When you connect to a server using SSL/TLS the client authenticates the server using the certificate that the server provides. If certificates mismatch an error page is shown instead. So you know you ...
3
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0answers
2k views

Bypassing Hotel Wifi authentication using VPN [closed]

I'm currently in a hotel with pay per day WiFi, I have have logged into it a couple of times on my phone. I just turned on my VPN before logging in to the WiFi and it seems to have bypassed the hotel ...
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2answers
316 views

Public/private key auth and VPN

If a server uses public/private key authentication to access SSH, will there be any advantage of restricting the access of SSH over VPN? This link describes both approaches to solve brute force ...
1
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3answers
2k views

How can I use a VPN to protect my privacy

How should I configure a VPN in order to access blocked websites and to hide my identity? Usually I use SSH tunneling to protect my privacy and to escape censorship. I know nothing else about VPNs ...
0
votes
1answer
50 views

vpn and strong authentication, how does the two work as a pair? [closed]

Dont know. maybe I was to unprecise.... I basically am asking if a SSL-VPN solution is solving both the encryption and the authentication, like that the user authenticates himself to the vpn-client ...
5
votes
1answer
145 views

Chaining VPNs to increase privacy?

I was wondering if it's possible to chain many VPNs, and if it is, if it increases privacy at all? My thinking was that each country has data retention laws. If all VPN keep logs (even if most lie ...
1
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1answer
422 views

How to handle a remote office and a client requiring IP Whitelisting?

.NET Developer here, out of my comfort zone on this one. My software company is going remote, where employees can work from home, Starbucks, a Regus office, Spain, anywhere really. One of our ...
1
vote
2answers
160 views

Online anonymity for a journalist in a dangerous country [closed]

I am a journalist in a corrupt country. I am concerned that my online usage will allow my antagonists to track me down, and it wouldn't end very good. I am aware that I may use TOR and VPNs, and ...
30
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9answers
56k views

How does Google Maps know where I am, when I'm using a VPN?

How does Google Maps determine my location? I've gotten some understanding of Google Maps' geolocation methods from here: http://friendlybit.com/js/geolocation-and-google-maps/ In the newer ...
2
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1answer
130 views

Double/Chained VPN - Which IP will be vissible to the VPN providers?

I am currently using a company VPN and use Juniper Network Connect on OS X to connect to this network. I'm interested in using another VPN and set this up at my internet router at home, so all ...
1
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1answer
1k views

Can Netflix tell whether I am behind a VPN? [duplicate]

I understand that if I enable geolocation option in Firefox, then Netflix can learn where I am, and by comparing my actual location with my reported location, Netflix can deduce that I am behind a ...
0
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0answers
98 views

Theoretical VPN and Tor Encryption Chain

Okay, so I've been looking around at the benefits of using tor to access you vpn and vice versa. Here's what I've come up with: VPN -> Tor Pros: Hides Tor usages from isp Hides your activities ...