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Questions tagged [openvpn]

An open source virtual private networking application written by James Yoan and published under the General Public License (GPL).

0
votes
1answer
130 views

Why is my VPN behaving like this and should I be concerned?

I recently started using NordVPN and have noticed something strange. Sometimes when I connect to the VPN service in my system tray it will show a wifi connection and other times an ethernet ...
0
votes
0answers
23 views

cannot start openvpn [migrated]

I would like to connect to the remote server at my test lab using the OpenVPN. I installed the openVPN client in my Windows machine. Its asking for config file. I do not need internet access so I am ...
1
vote
0answers
44 views

Virtualbox and OpenVPN connections [migrated]

I taking training on web application hacking and the professor is asking me to ssh to attack machine and do hacking. I am using Kali Linux at home and using Virtualbox. The professor allows OpenVPN ...
-1
votes
1answer
73 views

Is Private Internet Access (PIA) VPN safe to use? [closed]

As said in the PIA website they pretend to have the following VPN features: PPTP, OpenVPN and L2TP/IPSec SOCKS5 Proxy Included No traffic logs So my question are: Is Private Internet Access VPN ...
0
votes
0answers
26 views

OpenVPN leaks IPV6 in Ubuntu but not in android [migrated]

First of all I would like to say that I am a complete beginner in this topic. I have been trying for several hours to allow my system to connect to my VPN (I have a raspberry pi with the basic ...
3
votes
5answers
164 views

Difference between SSH Tunnel / Proxy and VPN in terms of security

What benefits does a VPN have over just using a regular SSH Tunnel? I'm considering setting up OpenVPN on a server, but was wondering what benefits that would have over just using that same server as ...
0
votes
3answers
84 views

Does a self-hosted VPN (openvpn) at home encrypt traffic for my ISP? [duplicate]

Title says it all. If I host my own VPN at home (using openvpn), and connect my devices to it, will my ISP be able to see the contents of my traffic?
2
votes
1answer
88 views

Can a VPN server be traced through Tor?

I was wondering that if my data was intercepted by Tor by an exit node, would they be able to see which VPN server is being used to encrypt the data. I am asking because I planned on making an OpenVPN ...
0
votes
2answers
186 views

How does Netflix tell I'm behind a vpn managed with OpenVPN but not other managers?

I run Ubuntu 18.04 and use a VPN service. If I use OpenVPN to manage the connection and connect to a given server, then I can browse the internet as if I'm from that location, except for Netflix, ...
0
votes
1answer
129 views

watch DNS queries while using OpenVPN.-

I want to monitor/sniff the DNS queries I make while I'm using a VPN connection with my OpenVPN client. My initial motivation was to check if I'm leaking DNS queries; then using this page it seems I'm ...
2
votes
1answer
67 views

OpenVPN configuration and ISP's DNS

I have configured OpenVPN server for using Clouflare DNS - 1.1.1.1. I use OpenVPN connection in the next way: sudo openvpn --config Config.ovpn on my local machine in WiFi network. My ISP provider ...
1
vote
1answer
54 views

OpenVPN one account multiple servers & Load Balancing

I have recently been experimenting with OpenVPN. My aim is to create a group of servers in different locations with a single username and password for each user stored in a central database. For ...
7
votes
1answer
2k views

Can personal VPN help protecting my behavior on the company laptop?

Update: I don't care if the company knows I'm using a private VPN (this is allowed and confirmed with the IT department). My only concern is if the company knows I visited nba.com (for example). On ...
0
votes
1answer
89 views

Limit OpenVPN client certificate to specific VPN with shared CA chain

I've created a private x509 pki structure with openssl that consists of a self signed Root CA, an Intermediate CA and two Signing CA's. The signing CA's are used to separate the signing of ...
2
votes
1answer
39 views

OpenVPN client can still connect to the server after client's tls-auth key has changed

I'm currently getting familiar with OpenVPN by building and testing some client–server infrastructure using VMware workstation. This is what I've recently noticed: if you manually change some values ...
1
vote
1answer
160 views

What are the possible solution for blocking VPN connection on a home network?

I am not a techie. I am just wanting to force some parentral control using OPENDNS. Opendns works fine however it is easily broken on android or windows using vpn software like ultrasurf or latern or ...
1
vote
0answers
526 views

OpenVPN use auth-user-pass with a file and authenticator

I have an open vpn configuration with the lines auth-user-pass my-login-creds.conf static-challenge "Enter Google Authenticator Code" 1 in it. When I try to connect with openvpn my-config.ovpn I ...
1
vote
0answers
239 views

How to auto renew OpenVPN client certificates using easyRSA

I have embedded devices that are located in different cites and connected to my OpenVPN server. I initialize my devices before deploying them and put the certificate/key pair through local network. ...
0
votes
1answer
129 views

Differentiating between IKEv2 and OpenVPN Traffic

There is a WiFi network that I regularly use, and it seems to be blocking all VPN traffic other than IKEv2. I tested this by downloading many of the free/freemium VPN apps from the Google Play Store ...
1
vote
1answer
507 views

Wireguard: Is it suitable for road-warrior scenarios?

Is Wireguard suitable for road-warrior scenarios where the IP address of the client keeps changing? If anyone tried it out already, I also would like to know if it's really easier to setup than, say, ...
0
votes
0answers
58 views

debian router - eth0, eth1, tun0 - are my iptables secure?

I have a debian router that is connected directly to the internet. It has 3 interfaces: eth0 (internet/wan), eth1 (lan), tun0 (vpn). All traffic should be routed through the tun0 vpn. It's a minimal ...
-1
votes
1answer
321 views

OpenVPN using google authenticator

I'm a little new to OpenVPN. I'm trying to get google authenticator to work with OpenVPN but I'm having a little trouble. Currently I'm tring to setup a radius server to run the authentication then ...
0
votes
0answers
242 views

Nord VPN DNS Privacy

I use Nord and have it set up on my Netgear R7000 using tomato firmware and I have port 53 blocked so it doesnt get my ISP DNS from my modem. Instead of putting in the nord dns servers I just leave it ...
4
votes
1answer
581 views

Is it possible to detect VPN in the network?

Is it possible to detect the use of a VPN in a network? Let's say that I'm going to use a VPN during my connection in a country where internet is filtered, and to avoid been monitored I installed ...
1
vote
1answer
99 views

Is iptables and vpn tunneling enough? [closed]

What is the best approach to secure connection between two devices over the internet (public IP)? if there is a firewall on my public IP address deny access all incoming connection, can the hacker ...
0
votes
0answers
58 views

What are the dangers of a compromised private key in “pass + certificate” VPN auth?

A VPN service I've encountered supports connecting to it with NetworkManager in linux. The options are OpenVPN as the connection type, with Password with Certificates (TLS) as authentication type. ...
6
votes
3answers
691 views

Safe to commit OpenVPN client config to Git?

I'd like to commit my OpenVPN client config to version control, in a repo that's remotely hosted and publicly accessible. This would reveal the server's hostname and port, as well as the filepaths to ...
0
votes
1answer
522 views

OpenVPN Encryption Algorithm Used For Control Channel Encryption

In OpenVPN which algorithm is used for control channel encryption (--tls-crypt directive in OVPN profile)? By using --tls-crypt, will there be only encryption or authentication-then-encryption? I ...
0
votes
1answer
116 views

Is there any advantage to using encrypted DNS on a VPN server

I have a personal OpenVPN server. I am worried that the fact the DNS resolution coming out of the server isn't encrypted, since I am the only one that uses the server at the moment, attribution isn't ...
1
vote
2answers
2k views

Connecting to my VPN via IP or domain name?

Background: So I use a private VPS to host my own VPN, rather than pay/trust another company to host it for me. I am an intermittent traveller so it is cheaper for me to spin up or down my server as ...
1
vote
1answer
135 views

Is it possible to run Responder and/or Layer 2 ARP Poisoning over OpenVPN or an OpenVPN Ethernet Bridge?

Situation: We usually perform penetration tests from Linux machines connected to the clients local network. However for this test the client wants the start point to be a windows machine and has thus ...
0
votes
2answers
135 views

OpenVPN Traffic Capture

Forgive me if this is not the appropriate place to ask this. I was capturing some traffic on my home server during an active OpenVPN session using Mullvad recently and I noticed that the traffic is ...
0
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0answers
53 views

Hosting provider ability to monitor self hosted Openvpn Server

Maybe I'm kind of paranoid, but how easy would it be for a hosting provider to spy on a openvpn server installed on a linux vps? Is there a way to minimize the risk and is there a way to find out if ...
1
vote
1answer
3k views

OpenVPN kill switch on Linux [closed]

How to prevent IP leak on Linux when OpenVPN fails to connect to the server while I am surfing on the net? I read about kill switch, but after some internet searches I found out that is not ...
0
votes
1answer
118 views

VPN Shared IP and wrongful attribution of traffic correlation of the encrypted packets by Feds/LEA

I use Pia, arguably one of the most popular paid VPN's on the market today. Imagine this HYPOTHETICAL scenario. I stay on the East coast, and i use my virtual IP location as the VPN's Datacenter in ...
0
votes
0answers
74 views

VPN tunnel, then tunnel again

I've read here, as well as the linked questions in the chosen solution, but have not been able to find my answer. My office has an L2TP/IPSec VPN available for us to use configured to forward to 0.0....
2
votes
1answer
114 views

Appearance of yam bitcoin miner

I had a VM based on Ubuntu 16.04.03 and the only package added to it was OpenVPN. The purpose of it was to provide a VPN into my private network sited within the cloud environment. The hypervisor ...
4
votes
1answer
1k views

How to generate a unique and uncopyable VPN certificate/key for a specific client hardware device?

The problem is : Nothing prevents the user to copy the certficate/key on a different hardware device and use it from a different hardware device... Is it possible to generate a really unique ...
1
vote
1answer
109 views

SSH Proxy vs VPN Killswitch

This might be complete nonsense but I've heard people talking about so I'm interested to see if it's valid: I've heard people saying that SOCKS and SSH are more secure/private than a VPN because they ...
0
votes
2answers
287 views

VPN profile working in Iphone

I am using a VPN on my iphone https://itunes.apple.com/us/app/hotspot-vpn-free-secure-fast-internet/id1121846465?mt=8 Their privacy policy states that they can get data but doesn't says that will ...
1
vote
0answers
613 views

VPN connection through VPN connection using Virtual Machine

I read online that there is such thing as DoubleVPN what basically means PC -> vpn1 -> vpn2 -> internet However, its stated here: https://www.bestvpn.com/privacy-news/chaining-vpn-servers-double-...
2
votes
1answer
496 views

Are VPNs that expose device ID a security risk?

This is the first time I am using a VPN on my stock Android device. I bought VPN Unlimited mainly because it was on sale and without evaluating competitor products I was playing around with it and it ...
2
votes
2answers
1k views

Is it safe to provide others with a VPN server at home?

I'm trying to set up a VPN server on a Raspberry Pi at home to help some friends who live in a country where internet is severely filtered. So far I have found OpenVPN and PiVPN for this pourpose. ...
1
vote
2answers
120 views

Best alternative for monitoring traffic safely?

I need to monitor internet traffic from some smartphones (they want me to monitor them), and I am trying to determine what would be the best setup for my requirements. I was thinking that what I need ...
3
votes
2answers
441 views

Why does OpenVPN use two channels and not just TLS?

This question elaborates that OpenVPN uses two channels to transfer data. It first sets up a TLS connection (called control channel) and uses that to transfer a symmetric key and some other control ...
0
votes
3answers
214 views

How likely it is that a (MySQL) client leaks credentials when VPN tunnel was not set previously?

Context I work on a very common case. I configured two servers: an OpenVPN and a MySQL (172.16.X.X) server hidden behind it. Let’s assume everything is perfectly configured and patched server side. ...
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1answer
51 views

Negative consequences of forced encryption of unencrypted secvices

Are there any negative consequences to encrypting an unencrypted service/protocol like FTP, VNC, telnet, and so on by using forced encryption like ssh tunneling or OpenVPN tunnels?
3
votes
1answer
204 views

Did I just give away my credentials by trying to connect to the wrong VPN?

I'm trying to configure AirVPN on my router. I accidentally put in IPs for airservers.com domains instead of airservers.org. Does someone else now have my credentials? If so, the worst they can do ...
1
vote
1answer
117 views

Is this VPN customer service info correct?

I have recently started using a VPN. I visited dnsleak.com and dnsleaktest.com and was informed by both of these sites that my DNS was leaking. Indeed, I could see in the list of servers, that a ...
17
votes
3answers
2k views

Does using a VPN protect against KRACK?

Does using a VPN protect against KRACK? How does this work? How can it be bypassed? I use a commercial VPN on my laptop and on Android. Is an OpenVPN connection to your home a good way to protect ...