VPN Security: how do VPNs ensure safety? - Surfshark (2024)

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VPN Security: how do VPNs ensure safety? - Surfshark (1)

VPN Security: how do VPNs ensure safety? - Surfshark (2)

Is a VPN secure?

A VPN (Virtual Private Network) ensures a secure online connection by using industry-leading encryption protocols and IP masking. A VPN creates an encrypted communication tunnel between your device and the internet. That means the data sent through the secure tunnel is encrypted and nearly untraceable.

How does a secure VPN work?

Before you browse, you should remember to turn on the VPN app. Once you hit Connect, this is what happens:

  1. Your device connects to the VPN provider’s server with specified credentials.
  2. The credentials are authenticated by the server.
  3. Your VPN app sets up a tunneled connection to the server and manages the encryption.
  4. A secure VPN connection is established and maintained by your device.

Mainly, two things happen after you turn on the VPN — your IP changes to the server’s IP you’re connected to, and all of your online traffic is encrypted.

Let’s say you start browsing after turning on the VPN.

Now that the app and the VPN server have an “agreed upon cipher,” every bit of data is encrypted before it reaches your ISP (Internet Service Provider). When the data reaches the VPN server, it gets decrypted.

That’s how your internet connection is made more secure and private.

VPN Security: how do VPNs ensure safety? - Surfshark (3)

What are the main VPN security features?

VPN Security: how do VPNs ensure safety? - Surfshark (4)

Obfuscation

Obfuscation hides your data and the fact that you’re using a VPN connection. This technology ensures that even your ISP won’t know you’re connected to a VPN.

VPN Security: how do VPNs ensure safety? - Surfshark (5)

Kill switch

If your VPN connection drops, a kill switch shuts off your internet connection. This way, you don’t stay online without VPN protection and don’t leak any sensitive data.

VPN Security: how do VPNs ensure safety? - Surfshark (6)

Split tunneling

VPN split tunneling allows you to choose which apps and online data should go through the VPN's encrypted tunnel and which can be transmitted directly, without encryption.

VPN Security: how do VPNs ensure safety? - Surfshark (7)

No user tracking

A premium VPN doesn’t track users by keeping usage logs. In other words, a “no-logs VPN” doesn’t log your online activity.

VPN Security: how do VPNs ensure safety? - Surfshark (8)

Latest protocols

VPN protocols define how a VPN works. Protocols authorize, authenticate, encrypt, and transport traffic. A VPN service should have the latest industry-standard protocols — Wireguard, IKEv2, and OpenVPN.

VPN Security: how do VPNs ensure safety? - Surfshark (9)

DNS leak protection

DNS (Domain Name System) servers are databases of all public domains on the internet. A DNS server changes URLs like surfshark.com into IP addresses. A good VPN protects you from leaking your DNS requests.

Why do you need a secure VPN?

VPN Security: how do VPNs ensure safety? - Surfshark (10)

Use public Wi-Fi safely

Free public Wi-Fi isn't secure, and hackers can easily compromise Wi-Fi hotspots. If you connect to a fake or compromised hotspot, you risk sharing your credentials, log-ins, and credit card info. A VPN will encrypt your data before it leaves your device, making it useless to the hotspot hacker.

VPN Security: how do VPNs ensure safety? - Surfshark (11)

Avoid censorship

Staying in countries where governments censor the internet could infringe on our right to freedom of speech and expression. Use a VPN with obfuscated servers to avoid censorship and access the free web wherever you are.

VPN Security: how do VPNs ensure safety? - Surfshark (12)

Protect personal data from snoopers

Your online activity benefits data brokers, internet providers, and the government, who can inspect your data traffic anytime. A VPN encrypts your internet traffic, so no snoops or extra pair of eyes can spy on your online activities.

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Access home entertainment

Some internet content may not be available in certain regions because of restrictions and censorship. When traveling, connect to a VPN server in your country and browse as if you were at home, with access to your favorite content and media sites.

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Remove bandwidth throttling

Your ISP can slow down your connection if you’re streaming shows or downloading files. Connect to a VPN to binge your favorite series in the privacy of your home without internet throttling.

Disclaimer: Please note that using Surfshark services for any illegal activities is strictly forbidden and violates our Terms of Service. Make sure that any use of Surfshark services for your particular activities conforms to all relevant laws and regulations, including those of any service providers and websites you access using Surfshark.

VPN Security: how do VPNs ensure safety? - Surfshark (15)

Get the best VPN for online security worry-free

Surfshark is plenty secure, and you can try it out before committing long-term. Giving it a go will be easy with Surfshark’s 30-day money-back guarantee. If you want a refund, request it within the first 30 days of your subscription. No harm, no foul, right?

Enjoy online security

whenever and wherever

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VPN Security: how do VPNs ensure safety? - Surfshark (16)

FAQ

What are the security risks of VPN?

Common VPN security issues are related to free VPN providers and data leaks. Some free VPN services are known to sell or leak user data. Some VPNs aren’t transparent about collecting user data. So, it’s best to pick a premium VPN provider and avoid such risks.

Does using a VPN look suspicious?

Not really. The right to privacy is no grounds for suspicion, and using a VPN is legal. Moreover, VPNs with obfuscation hide that you’re using a VPN.

However, using the Tor browser with a VPN may attract attention from your ISP because of Tor’s association with the dark web.

Am I safe from hackers while using a VPN?

Thanks to a VPN, you are safe from some of the hackers. But remember that if you click on a malicious link and download a virus (or some other malware, god forbid), a VPN can’t help you. A VPN only protects your online connection.

Are free VPNs safe to use?

You should stay away from free VPNs because, in the worst-case scenario, it can harm your online security by selling your data to third parties or infecting your device through malware or malvertising.

How do I make sure my VPN is secure?

To test if your VPN is working, go to what is my IP and check if it’s different from your original one. To see if your VPN works securely, you can check if it’s leaking your data by doing a DNS or WebRTC leak test.

VPN Security: how do VPNs ensure safety? - Surfshark (2024)

FAQs

VPN Security: how do VPNs ensure safety? - Surfshark? ›

A VPN (Virtual Private Network) ensures a secure online connection by using industry-leading encryption protocols and IP masking. A VPN creates an encrypted communication tunnel between your device and the internet. That means the data sent through the secure tunnel is encrypted and nearly untraceable.

How secure is Surfshark VPN? ›

Privacy and security

Surfshark uses secure AES-256 encryption, modern VPN protocols, and a no-logs policy as building blocks for a secure online experience. But that's not all, since additional features like Kill Switch, private DNS, and obfuscated servers ensure your privacy at all times.

How does VPN ensure security? ›

A VPN creates a private connection between your computer and a remote server, owned by the VPN provider. This digital connection, or tunnel, encrypts your data so that no one else can see it. It also masks your IP address so that no one else can trace you.

How can a VPN protect you when you're online your answer? ›

A VPN connection establishes a secure connection between you and the internet. Via the VPN, all your data traffic is routed through an encrypted virtual tunnel. This disguises your IP address when you use the internet, making its location invisible to everyone. A VPN connection is also secure against external attacks.

How does Surfshark work? ›

If you wish to connect to a specific country or region, you can pick from a long list of servers to connect to. As soon as you establish a VPN connection, Surfshark starts doing what VPNs do — it encrypts your traffic and changes your IP address to ensure a secure connection to the internet.

How does Surfshark protect me? ›

A VPN (Virtual Private Network) ensures a secure online connection by using industry-leading encryption protocols and IP masking. A VPN creates an encrypted communication tunnel between your device and the internet. That means the data sent through the secure tunnel is encrypted and nearly untraceable.

Can you be tracked with Surfshark VPN? ›

You can't be tracked using a VPN because it encrypts your data. As a result, your ISP or bad actors can't get any information out of your traffic. They only see the VPN server's IP address (e.g. if you're connected to a US server, the US IP address is visible), while your real IP and online activities stay hidden.

What is the technique used to ensure security in a VPN? ›

VPNs use encryption to create a secure connection over unsecured Internet infrastructure.

How to make a VPN more secure? ›

How can you secure your VPN from unauthorized access?
  1. Choose a strong encryption protocol.
  2. Use a reliable VPN provider.
  3. Configure your firewall and router.
  4. Use strong authentication methods.
  5. Monitor and audit your VPN activity.
  6. Here's what else to consider.
Nov 27, 2023

How do I ensure VPN is on? ›

How do I check if a VPN is working? Visit websites such as WhatIsMyIP or IPLocation to see your original IP address. After connecting to a VPN, revisit the IP address checking website to recheck your IP address. The VPN works if the displayed IP address differs from your original IP address.

Can a VPN owner see your history? ›

Final thoughts. Any VPN service can monitor your browsing history, but reputable ones won't and will ensure they have no logs of your browsing history that could be handed over to third parties. That way, if they receive a court order to share information, it's impossible for them to comply.

How do you not show you are using a VPN? ›

You can, however, use additional tips and tricks to make yourself as close to undetectable as possible:
  1. Switch VPN servers.
  2. Change your VPN protocol.
  3. Use obfuscated servers or a stealth VPN.
  4. Get a dedicated IP address.
  5. Change ports.
  6. Change your DNS settings.
  7. Send your VPN traffic through a proxy.
  8. Swap to mobile data.

Do VPNs actually protect you? ›

It's important to remember that VPNs do not work in the same way as comprehensive anti-virus software. While they will protect your IP and encrypt your internet history, but that is as much as they can do. They won't keep you safe, for instance, if you visit phishing websites or download compromised files.

Is Surfshark VPN really safe? ›

Surfshark is an excellent choice if you want a VPN with fast speeds, good usability, and serious security. Plus, the secure VPN comes with other security features like Alt ID and CleanWeb, at a lower cost than other top-tier VPN services like ExpressVPN and NordVPN.

What is benefit of Surfshark? ›

Our VPN service includes advanced features like ad-busting CleanWeb, security-keeping Kill Switch, advanced privacy of Rotating IP, flexible Dynamic MultiHop, and Bypasser.

What happens if I use Surfshark VPN? ›

A VPN connection allows you to change your virtual location and hides your activity. As a result, you often get better deals when your VPN is on. Disclaimer: Please note that using Surfshark services for any illegal activities is strictly forbidden and constitutes a violation of our Terms of Service.

Is Surfshark untraceable? ›

A strict no-logs policy

To be private means to be private from everyone, including your VPN provider. Surfshark never tracks what you do online, meaning that no connection logs are kept aside from what is needed to keep your VPN tunnel up.

Which VPN is most secure? ›

The most secure VPN protocol is WireGuard, though some would argue that OpenVPN is just as good. The reason WireGuard is chosen over OpenVPN is because it is faster and newer. However, those aren't the only protocols to consider.

Can Surfshark be detected? ›

If you want to minimize the chances of being detected while using Surfshark: Change Servers Regularly: Regularly switch between servers to avoid pattern recognition by services. Use Obfuscated Servers: If available, use servers that offer obfuscation to make your VPN traffic less detectable.

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