They left a vunerability up for 3 years. Never bothered to do anything about it and never bothered to see if anyone took advantage of the vulnerability.So either they're flat out lying and knew they were being hacked and couldn't do anything about it or it's actually a back door they put there purposely. Can someone explain Googles behavior makes any sense?
Because a TCP connection is not used, L2TP uses message sequencing to ensure delivery of L2TP messages. Within the L2TP control message, the Next-Received field (similar to the TCP Acknowledgment field) and the Next-Sent field (similar to the TCP Sequence Number field) are used to maintain the sequence of control messages. Out-of-sequence packets are dropped. The Next-Sent and Next-Received fields can also be used for sequenced delivery and flow control for tunneled data.
The main drawback with VyprVPN is their connection log policies. They keep connection logs for 30 days, but usage/activity logs are never kept. Another slight drawback is that they do not permit torrenting on their network. But on a positive note, they are very honest and straightforward about their policies, unlike some VPNs that falsely claim to be “no logs”.
What a VPN does do is make it much harder for an attacker to simply hoover up your information along with hundreds or thousands of others. That alone can help protect you from many of the large attacks and mass surveillance that have defined the last few years. Digital security, after all, is often really about economics. Spies and attackers would much rather go after the low-hanging fruit than try to crack or circumvent a VPN connection. Just remember that using security tools isn't an excuse for not also using a healthy dash of common sense.
All that being said, some VPNs are still all around faster than others. Below we’ve listed our top five fastest VPNs tested in the last year, out of a total of nearly two dozen premium providers. Speed tests we run factor largely into this list, but other non-quantifiable parameters based on our personal experience are also taken into consideration. These include how well they stream HD video and game online.
With a StrongVPN account, customers have the ability to choose which server location they want, even down to the specific city. This type of personalized, user-friendly service is also seen with their unlimited server switching, as well as the ability to have up to six simultaneous connections on different devices. StrongVPN supports Mac, Windows, iOs, Android, and even multiple routers, which is a huge plus. 

While everything makes sense and all is good, what were the speed test results for China? Sorry for being so upfront but I have gone through a dozen or so websites to find a vpn that works in china. I have an upcoming business trip to china and a vpn would be really handy. But with complicated cyber laws in china, its hard to put a finger on anyone service. I used a free vpn service, like zenmate, when I was in Germany and it worked perfectly. What would you advise, which service is best for china? Also, can I purchase the service once I am in China or should I buy it before? Pls reply!

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).
And they manage to do all of this without sacrificing performance, offering one of the fastest download speeds (83 Mbps out of 100 Mbps) and the best 24/7 customer support in the industry. The only downside? It’s a little on the pricey side, with monthly plans starting between $6.67 and $12.95/mo. But it’s a small price to pay for excellent performance in almost every category.
Pricing is quite flexible, with a three-day plan available for just $2. But for those who want to avail of the complete service and support, A basic plan of $5 per month, a solid plan of $10 a month, and dedicated plan of $25 per month are also available. These packages offer users access to servers in different countries and unlimited bandwidth. Custom plans can be arranged, all one has to do is contact support.
 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.
From a feature-to-dollar standpoint, TunnelBear’s premium offering doesn’t beat out our two previous recommendations. StrongVPN and SurfEasy are better bets if you’re willing to pay. But, TunnelBear does offer a free tier, doesn’t maintain logs, and it is extremely easy to get up and running with their dead-simple apps for desktop and mobile users alike.

A Mobile VPN is a worthwhile tool to have since it increases privacy, user satisfaction and productivity, while also reducing unforeseen support issues caused by wireless connectivity problems. The increasing usage of mobile devices and wireless connectivity make it more important to ensure that your data is being transferred through a secure network. It will allow you to access the internet, while staying safe behind a firewall that protects your privileged information.

Hello Jeff. I understand the trouble you’re having with torrents. It is a known issue with all VPN users, where the speed generally being compromised to a great level. To the best of my experience, the speed fluctuation has an impact from the location you are connected. So my first advice here is to try out switching to different servers and see which one has a better download and upload speed in your Torrent client. Also, do check the health of the torrent file – sometimes it is the issue from the tracker we are downloading. We have covered a detailed guide on how to download torrent safely which covers the speed area also.
Security is second to none with NordVPN. Its kills switch feature always monitors traffic between devices and the VPN servers. If for some reason, the data stream breaks, the kill switch will automatically terminate the connection, ensuring that your traffic is protected from prying eyes. Also, a DNS leak feature changes your DNS to point to the VPN server, ensuring that hackers cannot steal data from your default DNS.
PureVPN has a huge choice of 750 servers in 141 countries and counting. The sheer volume of features, toggles, and tools they provide makes it a top contender for the advanced users. There is a stealth browsing mode, online banking security, secure FTP access, multiple protocols and more. They have server lists optimized for P2P and video streaming, so switching is easy.
The more locations a VPN provider houses servers, the more flexible it is when you want to choose a server in a less-congested part of the world or geoshift your location. And the more servers it has at each location, the less likely they are to be slow when lots of people are using the service at the same time. Of course, limited bandwidth in and out of an area may still cause connections to lag at peak times even on the most robust networks.
Ideally, every VPN service provider would subject itself to independent audits to verify that it logs and operates as it claims. Right now, audits aren’t common practice in the VPN industry, though there’s a push to change that. Joseph Jerome, policy counsel at the Center for Democracy & Technology, told us about that group’s efforts to bring transparency to the VPN industry: “We would like to see security audits released publicly so security researchers can review them and attest to their veracity, as well as learn from the issues being identified.” The few companies we found that currently performed these types of audits had other dismissal-worthy failings, despite their valiant efforts toward transparency. And while such reports may increase your confidence when you’re shopping, there’s no guarantee that an audit makes a VPN service trustworthy: In other industries, conflicts of interest have led auditors and rating agencies (PDF) to miss or ignore major problems.
It is our business to make safety and caution for our free VPN service the number one priority. We are constantly working to understand and develop new technology that keeps our users safe, without requiring costly fees or lengthy sign-up features. We want to keep you and your family safe without you having to give up any freedom. We would never limit these rights and don’t believe in setting limits. That is not our business.
While it hides your IP address, a VPN is not a true anonymization service. For that, you'll want to access the Tor network, which will almost certainly slow down your connection. While a VPN tunnels your web traffic to a VPN server, Tor bounces around your traffic through several volunteer nodes making it much, much harder to track. Using Tor also grants access to hidden Dark Web sites, which a VPN simply cannot do. That said, some services, such as NordVPN, offer Tor access on specific servers. IVPN offers a similar feature called multi-hop VPN, which lets you route your web traffic in tricky ways.