IPSec NAT-T enables IPSec peers to negotiate and communicate when they are behind a NAT. To use IPSec NAT-T, both the remote access VPN client and the remote access VPN server must support IPSec NAT-T. IPSec NAT-T is supported by the Windows Server 2003 Microsoft L2TP/IPSec VPN Client and by the L2TP/IPSec NAT-T Update for Windows XP and the L2TP/IPSec NAT-T Update for Windows 2000. During the IPSec negotiation process, IPSec NAT-T-capable peers automatically determine whether both the initiating IPSec peer (typically a client computer) and responding IPSec peer (typically a server) can perform IPSec NAT-T. In addition, IPSec NAT-T-capable peers automatically determine if there are any NATs in the path between them. If both of these conditions are true, the peers automatically use IPSec NAT-T to send IPSec-protected traffic.

To verify that each service effectively hid our true IP address, we looked at a geolocation tool, DNS leaks, and IPv6 leaks. When connected to each service's UK servers, we noted if we could watch videos on BBC iPlayer, and using US servers we noted if we could stream Netflix. We also visited the sites of Target, Yelp, Cloudflare, and Akamai to check if our VPN IP addresses prevented us from accessing common sites that sometimes blacklist suspicious IP addresses.
Unlimited broadband enhances user experience. Another advantage is that you can use up to 5 devices on the same VPN account simultaneously. P2P sharing is allowed, since there is no control over what you do on the internet. Tailor-made applications for Windows, iOS and Linux work like tight clocks, but that’s not all. The interesting ‘door open’ tool searches for unlocked doors on other secure networks, so you do not need to be greedy and ask for the password in a hotel or buy a super-charged bottle at an airport terminal.
Another reason you might choose to use a VPN is if you have something to hide. This isn't just about folks doing things they shouldn't do. Sometimes people really need to hide information. Take, for example, the person who is worried he or she might be discriminated against by an employer because of a sexual preference or medical condition. Another example is a person who needs to go online but is concerned about revealing location information to a person in their life who might be a threat.
This is when the VPN uses a gateway device to connect to the entire network in one location to a network in another location. The majority of site-to-site VPNs that connect over the internet use IPsec. Rather than using the public internet, it is also normal to use career multiprotocol label switching (MPLS) clouds as the main transport for site-to-site VPNs.
A Mozilla executive says Google’s redesign has made YouTube slower on Firefox and Edge. Chris Peterson, the software community’s technical program manager, tweeted on Tuesday that the video sharing site loads at a fifth of the speed on non-Chrome browsers due to its architecture, as first reported by Sofpedia. “YouTube’s Polymer redesign relies on the deprecated Shadow DOM v0 API only implemented in Chrome,” he wrote. “YouTube serves a Shadow DOM polyfill to Firefox and Edge that is, unsurprisingly, slower than Chrome’s native implementation.
To verify that each service effectively hid our true IP address, we looked at a geolocation tool, DNS leaks, and IPv6 leaks. When connected to each service’s UK servers, we noted whether we could watch videos on BBC iPlayer, and using US servers we noted whether we could stream Netflix. We also visited the sites of Target, Yelp, Cloudflare, and Akamai to check whether our VPN IP addresses prevented us from accessing common sites that sometimes blacklist suspicious IP addresses.
We didn’t find any problems when we tested other aspects of TorGuard’s performance. Each time we checked our location via IP address, it accurately resolved to the location of a TorGuard server. Neither our true IP address nor our location was exposed when we tested for DNS leaks and IPv6 leaks. TorGuard runs its own DNS servers—a requirement for all the VPNs we tested—so the routing that happens when you go to a website isn’t released to your ISP, Google, or anyone else. And since TorGuard doesn’t support IPv6, the app disables it completely, just like IVPN.

The quality of customer support may be excellent but responses can be slow. It’s not the best option for China either. So while NordVPN falls a little short of ExpressVPN overall, on a two-year subscription, it works out a lot cheaper at $3.99 per month. So if you want to keep monthly costs down or only care about core performance, NordVPN is the ideal choice.

Every VPN will occasionally have a bad day or just a few bad hours where service is slow on a particular server or set of servers. Some VPNs have more high traffic periods or downtime than others. These are the ones to be avoided. Unfortunately, the test period for our reviews rarely lasts more than two weeks, so it’s difficult to predict what VPNs will encounter more issues in the long term at the time of writing.


Disclaimer: Top10VPN is not a VPN service and does not endorse the use of VPNs for unlawful means. Users should ensure they adhere to all applicable laws and terms of service when using a VPN. We have no control over third-party websites and your use of them may be governed by their terms and conditions. We are an advertising-supported comparison and review site and may be compensated for featuring certain providers. We strive to keep the information on our Website up-to-date and accurate, but we do not guarantee that this will always be the case.


There’s currently only one scenario where you would entertain using L2TP/IPsec instead of OpenVPN and that’s for mobile devices like iOS and Android phones. Currently neither Android nor iOS supports native OpenVPN (although there is third-party support for it). Both mobile operating systems do, however, support L2TP/Ipsec natively and, as such, it’s a useful alternative.
Google’s Android is the largest installed base with over 73% market share and more than a billion daily active users – so it’s no surprise that there are a large number of VPN apps that support the OS. Surprisingly the Android is one of the most vulnerable OS with 343 new malware samples used to found every hour last year; the number could have progressed. Hold your breath guys! There are 700,000 malicious apps on your Google Play Store and there’s a possibility that you’re using one of them.
 Return Policy: “Many issues can contribute to sub-optimal performance (ISP, location, censorship, settings, etc.). The TunnelBear team goes to exceptional lengths to satisfy users who experience sub-optimal performance or the occasional outage. However, TunnelBear does not offer financial reimbursement due to these issues.” In other words, they don’t offer refunds.

ExpressVPN sets the bar when it comes to download speed. It’s always near the top of the rankings, albeit never at the peak. Consistency is a defining factor of Express; volatility is rarely an issue that affects the outcome of test results. Connections drop a little more often than we’d like them to, but the company has done a remarkable job considering the size of the network it manages.


One of the most common types of VPNs used by businesses is called a virtual private dial-up network (VPDN). A VPDN is a user-to-LAN connection, where remote users need to connect to the company LAN. Another type of VPN is commonly called a site-to-site VPN. Here the company would invest in dedicated hardware to connect multiple sites to their LAN though a public network, usually the Internet.

Ping Rate: Ping rate is the time it takes for your connection to communicate with a desired server. The faster response time between your PC and the server, the more responsive is your connection. Ping rate is measured in milliseconds (ms) and is critical for applications where timing is important. Therefore, you should select a VPN that offers the lowest ping rates.
Authentication that occurs during the creation of a PPTP-based VPN connection uses the same authentication mechanisms as PPP connections, such as Extensible Authentication Protocol (EAP), Microsoft Challenge-Handshake Authentication Protocol (MS-CHAP), Microsoft Challenge-Handshake Authentication Protocol version 2 (MS-CHAP v2), CHAP, Shiva Password Authentication Protocol (SPAP), and Password Authentication Protocol (PAP). PPTP inherits encryption, compression, or both of PPP payloads from PPP. For PPTP connections, EAP-Transport Layer Security (EAP-TLS), MS-CHAP, or MS-CHAP v2 must be used for the PPP payloads to be encrypted using Microsoft Point-to-Point Encryption (MPPE).

IVPN exceeded our requirements for being trustworthy and transparent. It also offers good performance without sacrificing security, and it's easy to set up and use on nearly any device running Windows, macOS, Android, or iOS. Other VPNs we tested had faster connections at particular server locations or lower prices, but they came up short on essential factors such as transparency about who exactly runs them. If you're ready for a VPN, we think IVPN is worth the price, even considering competitors with cheaper options. If you're not ready to commit, you can try it out with a seven-day money-back guarantee. It's easy and obvious to turn off automatic billing, too.


These folks have been around since 2010, and don't log anything. They provide a generous five connections, a connection kill switch feature, and some good online documentation and security guidance. Our one disappointment is that their refund policy is 7-days instead of 30, but you can certainly get a feel for their excellent performance in the space of a week.
Windscribe has always been one of our favorite free VPNs. Compared to other free services, Windscribe gives you more – 10GB data allowance per month! This is pretty amazing because Windscribe is actually trying to encourage people to buy its premium service. What’s more, this VPN has strong encryption and keeps zero logs – making it fantastic for privacy. With unlimited simultaneous connections permitted, this VPN is truly outstanding.
The downsides to the free plan are that you'll see more ads, at least on the Android app, your choice of connections will be limited to Hotspot Shield's U.S. servers and you won't be able to get around geographic restrictions on Netflix, Hulu or BBC iPlayer. We were also a bit annoyed that the desktop software tries to hide the free plan when you launch it for the first time.
If you are a torrent lover, you know speed matters. Torrent lovers usually get foiled with slow internet connection and end up finding alternatives. With fastest VPN service, you can enjoy the top-notch downloading experience without any restrictions. High-speed VPNs not only give you the best torrenting experience but also anonymize all your activities. To be in a win-win situation, use fast VPN service today and not only increase your torrent speeds but encrypt all your data and get rid of ISP throttling. We have also covered a detailed post on how to download a torrent file safely on your  PC and mobile devices, have a read!
Insist on a VPN that has Kill Switch protection. There is a security vulnerability that can reveal your private information if your VPN connection is lost, even just for a few seconds. The solution is to be sure that you’re protected by a Kill Switch. A Kill Switch stops all data from being sent to the internet until a secure VPN connection has been re-established. If your VPN software does not have a Kill Switch, your computer might be leaking your private information without your knowledge

One of the most common types of VPNs used by businesses is called a virtual private dial-up network (VPDN). A VPDN is a user-to-LAN connection, where remote users need to connect to the company LAN. Another type of VPN is commonly called a site-to-site VPN. Here the company would invest in dedicated hardware to connect multiple sites to their LAN though a public network, usually the Internet.
MS-CHAP version 2 (MS-CHAP v2) is an updated encrypted authentication mechanism that provides stronger security for the exchange of user name and password credentials and determination of encryption keys. With MS-CHAP v2, the NAS sends a challenge to the client that consists of a session identifier and an arbitrary challenge string. The remote access client sends a response that contains the user name, an arbitrary peer challenge string, and an encrypted form of the received challenge string, the peer challenge string, the session identifier, and the user's password. The NAS checks the response from the client and sends back a response containing an indication of the success or failure of the connection attempt and an authenticated response based on the sent challenge string, the peer challenge string, the encrypted response of the client, and the user's password. The remote access client verifies the authentication response and, if correct, uses the connection. If the authentication response is not correct, the remote access client terminates the connection.

Buffered VPN is a Hungarian VPN provider based in Gibraltar. After operating from 2013, its services were made public in the summer of 2014. There is no broadband limit to Buffered and this is a total advantage. They have managed to bypass the limits of Netflix, BBC iPlayer and Hulu and their campaigns against the VPN, which is also impressive. Buffered becomes one of the world’s fastest VPN services with a growing network of VPN servers (currently in 29 countries, but adding more locations frequently).

There's a reason why all these VPNs are paid. Providing encryption and VPN services to millions of users is a resource-intensive work that requires servers across the world. A free VPN might be enough for something minor like checking foreign news occasionally. If you need a VPN on a regular basis, however, you’re better off with a reliable paid service.
Torrenters use VPNs to hide their downloads and uploads, but are all VPNs suitable for BitTorrent? No, some don’t provide sufficient leak protection to protect you from copyright trolls, some are bad actors, and some don’t provide at all. If you want to enjoy private and protected torrenting, make sure your Torrent VPN is the best at its job. To figure out the fastest VPN for torrenting, let’s decide the criteria to judge them. Being a Torrent and P2P file sharer, what you want the most? Privacy, fast download speed, and no data caps, isn’t it?
Although it has a no logs policy, the vendor collects user activity data and could opt to share them with third parties. The service can be used for torrenting but the company warns against copyright infringements. One weak spot is the service’s customer support. It has no live chat support and it takes more than 24 hours to get a reply. However, a knowledge base is available in the company’s website.
A VPN client on a remote user's computer or mobile device connects to a VPN gateway on the organization's network. The gateway typically requires the device to authenticate its identity. Then, it creates a network link back to the device that allows it to reach internal network resources -- e.g., file servers, printers and intranets -- as though the gateway is on the network locally.

Private Internet Access, or PIA, is one of the most visible, privacy-focused VPNs available. Because of its reputation and advocacy concerning online privacy and security, it has also been a Wirecutter staff pick. But whether you prioritize speed and performance or trust and transparency, our top pick is a better bet. If you find PIA attractive because of its low price, note that spending just a little more on TorGuard will buy you much better performance.
If you don't know what Kodi is, you're not alone. However, an analysis of searches leading to our site reveals that a surprising number of you are, in fact looking for VPN that works with the mysterious Kodi. Dictionary.com defines Kodi as a possible misspelling of "Jodi," but PCMag analyst Ben Moore clarified for me that Kodi is "free, open-source software for managing your local collection of movies, television shows, music, and photos."
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