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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What are the risks of removing ISATAP from the default global block list?

The process of installing Microsofts pseudo VPN called Direct Access requires me to remove the ISATAP name from the default global block list by running this command: dnscmd /config ...
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29 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 ...
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120 views

Is a self-signed SHA-1 certificate sufficient security for a company transmitting sensitive data?

We recently decided to pay an ISP (a substantial sum, mind) for a managed internet service up to and including the router in our head office. Part of the initial discussions made it clear that ...
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171 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 ...
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89 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 ...
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175 views

Can a system administrator see if someone is using a VPN?

A friend of mine wants to use a VPN on his school's Wi-Fi becuase they've blocked many applications such as Skype, etc. My question is, if he uses a VPN (with iOS 7) will the system administrators be ...
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112 views

Is running a TOR node from device in home network secure?

I want to run a TOR node using a small ARM device mini server. I already have a good firewall set but feel a bit uncomfortable when giving away my IP address to the open web by opening a port. If I ...
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1k views

VPN over HTTPs for a web service only

I have a web service (PHP & MySQL on Ubuntu 12.04) running in a corporate intranet. I have also connected it to internet through a firewall letting incoming connections on HTTPs only (port 443). ...
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739 views

How to hide real IP from browsers while using VPN?

You probably know that even when you use a VPN service, browsers like Chrome and Safari can still somehow provide your real location to Google Maps etc (if you give it a permission). My question is: ...
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808 views

VPN and Firefox proxy

What happens if I use VPN and then configure my firefox browser to use SOCKS proxy? Am I then behind both or just proxy?
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611 views

Openvpn in front of proxy? [closed]

I have been reading books on OpenVPN, and there is one thing I don't understand yet. What happens when a person connects to OpenVPN, and their web browser is set to a Socks5 or HTTP/HTTPS proxy and ...
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1k views

OpenVPN through company proxy and surfing history

Been trying to find an answer to no avail. Probably I just don't understand the terminology... So if anyone may shed some light in plain English, that would be awesome. I connect to a paid VPN ...
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971 views

Can I used Google Authenticator with Radius and VMwareview

We're looking to add 2 factor and one of the options is google authenticator and I was wondering if we can attach that to a radius server attached to our VM infrastructure for remote access. All ...
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31 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 ...
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32 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 ...
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42 views

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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87 views

Is ExpressVPN using Taboola?

I am running on Windows 7, version pro. I have just started paying for the vpn service ExpressVPN. From that point, I noticed that ExpressVPN software was running a nssm.exe process (non-sucking ...
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96 views

Free VPN and bank password security [closed]

For some odd reason my online banking fails when on mobile data. It works fine on wifi. In times past I used nokia's Xpress browser to route it through their servers but it is no longer available for ...
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78 views

Anti-virus anonymity question

Many people pay for VPNs and select the VPN based on whether or not that VPN keeps logs of the user's activities and if so for how long. The motivation is privacy- they don't want their surfing habits ...
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361 views

How to properly test that an OpenVPN connection is secured?

I have a router (ASUS RT-AC66U) with an embedded OpenVPN server. I'm able to successfully connect to the OpenVPN on the router, as well as, access internal services in my home network; However, ...
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324 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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581 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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81 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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59 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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3k views

VPN tunnel inside other VPN tunnel

This question is kind of asked already but it was asked with different context: VPN tunnel in VPN tunnel Connect through two VPN clients ...
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220 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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304 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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365 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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443 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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831 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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531 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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900 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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17 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 ...
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88 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 ...
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33 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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108 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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68 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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166 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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80 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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146 views

Is chaining multiple VPNs a good way to reach anonymity on the internet?

I would like to chain a couple, say 6 or 7, VPNs together to create a sort of "super" encrypted lane on the internet. I'm not too concerned about speeds, all I want is privacy and anonymity. I've ...
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60 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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90 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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142 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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392 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 ...
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77 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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2k 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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183 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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378 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 ...
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248 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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208 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 ...