What is an Obfuscated VPN Server and How It Works?

Haseeb Awan
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July 22, 2022
Modified On
April 5, 2023

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Modified On
April 5, 2023

The expression "VPN obfuscation" is significantly used on landing pages and VPN provider sites, so it may begin to feel like a peculiar advertising dialect for many of you. Indeed, a great deal of you likely caught wind of it yet don't generally have the foggiest idea what it is or how it functions - simply that it can help you in some way or another.

All things considered, it's not so much such a confusing component. However, most online articles cause it to appear to be so. In this blog, we tell you all about obfuscated VPN services in basic terms:

What Is An Obfuscated VPN Server?

An obfuscated server can sidestep internet limitations, for example, network firewalls. In nations with restricted access, these servers are a good recommendation. Why is VPN obfuscation needed? Although numerous individuals feel they should be free to browse anything they want, that is not generally the situation. Now think of VPN blocks – they aren't only restricted to government use. You will discover VPN blocks like ISPs, web-based features, colleges, and schools that likewise forestall the utilization of VPNs.

Obfuscation limits reverse engineering, which makes it difficult for attackers to access metadata. At the end of the day, this VPN helps take information and makes it resemble a confused wreck.

How Does It Work?

The objective of obfuscation is to conceal the instances that uncover VPN use. There are a couple of various approaches to get that going. They all come down to making unique algorithms or different codes that, as it were, go about as a VPN for your VPN. They make your traffic resemble any old customary traffic, and your provider can't see that you have any protection software on!


A few people may allude to this as "camouflage", "stealth", or "disguise" mode. VPN providers can't truly place their VPN servers in nations with strict restrictions, so they utilize virtual servers with obfuscation to sidestep their firewalls. It camouflages information through the VPN application to seem like ordinary HTTPS traffic.

Here's an example of an obfuscated VPN server and how it tends to be utilized. Consider Netflix and how it circulates shows among locales at various rates. In Australia, the cost might be $7.10, while in Australia, that same service could cost $11.90. The server makes everything fair, permitting the client to get the $7.10 bargain instead of paying $11.90. For internet gamers, this is a treat. On the off chance that their ISP charges more for gaming yet a lesser cost for regular use, the VPN traffic can be changed to seem like the client is simply browsing the web. While the morals of this can be addressed, there is no uncertainty that this pattern helps drive VPN utilization.

For What Reasons Do You Need VPN Obfuscation?

There are a few significant reasons you may need to shroud the way that you're utilizing a VPN:

Sidestep Government Restriction

In certain countries, for example, China, Iran, Egypt, Pakistan, and North Korea, the administration intensely limits access to the internet. They frequently block selected sites by halting traffic venturing out to them. For instance, in China, the "Great Firewall" involves different techniques to forestall clients accessing blocked sites and applications, for example, Facebook, WhatsApp, and Twitter.

To sidestep this censorship, numerous clients employ the utilization of a VPN. So when you're connected with a VPN, the client's traffic is encoded, so the content is garbled. A VPN additionally sends traffic through a secondary server, so a review of the traffic would uncover that it's heading off to the VPN server, not the restricted site.

Dodge Network Blocks

In case you're utilizing a VPN in your office or school to sidestep blocks, it may not generally work. Some network heads set up techniques to identify VPN traffic. Obfuscation will help dodge these detection measures and sidestep blocks.

Improve Security And Obscurity

Most obfuscation strategies fill in as an extra layer of security, protection, and anonymity for your data. With an additional layer of encryption, it's hard for any snoopers to recognize that you're utilizing a VPN. This incorporates your ISP, government organizations, and digital attackers.

Whether you're security cognizant and need to keep attackers under control or a columnist or activist searching for extra online protection, obfuscation can help.

Forestall ISP Throttling

Numerous ISPs throttle your internet speed if they see you're streaming, downloading, or visiting specific sites. A VPN ought to keep this from occurring as your ISP can no longer observe the destination or content of your traffic.

In any case, your ISP might have the option to distinguish that you're using a VPN, and a few clients report that their ISPs throttle VPN traffic. While all things considered, log jams are because of the VPN itself (encryption hinders connections), it is conceivable that some ISPs may aimlessly throttle VPN traffic. If so, at that point, obfuscation should assist with forestalling this.

An Extra Layer Of Privacy

If you're in an environment that requires a lot of protection, VPN obfuscation will prove to be helpful.

For instance, if you're a columnist who needs total protection, chats with sources (who may get in a difficult situation for addressing your inquiries) safely. Then again, why not, in case you're a standard online client who truly thinks about their protection.

Using an obfuscated VPN will ensure ISPs, network administrators, and surveillance agencies don't become dubious because they see you using a VPN.

Also, Read Top 10 Best VPN Services for 2022

Some Common Obfuscation Techniques

VPN providers have a difficult, but not impossible, the task ahead if they need to bypass VPN blocks. In any case, where there's a will, there's a way.

Much like anybody attempting to identify and hinder a VPN has a few alternatives available, VPN organizations have various methods of covering traffic.

1- Obfsproxy

It was launched by the Tor Project. This technology was at first executed to forestall the legislatures of China and Iran from blocking Tor, which they began doing in 2012.

Obfsproxy encrypts Tor traffic to be unrecognizable accordingly, making it look non-dubious. But since Obfsproxy is intended to utilize pluggable transports, it can likewise be used to disguise VPN traffic, including the mainstream OpenVPN protocol.

It's challenging to sift through something that resembles non-dubious traffic, which makes Obfsproxy an incredibly viable strategy for obfuscation.

2- Stunnel

Stunnel is a moderately simple-to-use open-source obfuscation solution that conceals a VPN connection by transforming it into TLS/SSL traffic. TLS/SSL is how each HTTP site encodes sensitive data it sends and gets – it is fundamental for your online security.

It would be easy for hackers to take anything, from our login credentials to Mastercard and banking data, without HTTPS. TLS/SSL is consequently never blocked, even by the most tyrant of governments.

Furthermore, because TLS/SSL provides an additional layer of encryption to the VPN traffic diverted through it, it likewise conceals the entirety of its perceptible signatures and patterns. TLS/SSL makes it inconceivable for anybody to differentiate between regular and VPN traffic.

3- SSTP Protocol

It is a VPN protocol intended to conceal the VPN traffic. Using port 443 and SSL encryption, like Stunnel, SSTP enables a VPN connection to appear as regular HTTPS traffic.

Furthermore, precisely it is the same with Stunnel. It's troublesome, if certainly feasible, to tell genuine HTTPS traffic separated from camouflaged VPN information.

The one drawback to SSTP is that you can reap its benefit with Microsoft products. You'll need to depend on other obfuscation techniques if you utilize a VPN on other platforms.

4- OpenVPN XOR Scramble

The OpenVPN XOR Scramble is a basic yet successful technique for jumbling OpenVPN data.

Because of a pre-defined mask called a key, this key alters the estimation of every byte in a VPN information bundle into something different. So when the information shows up at its destination, the encrypted message is converted, and the original message is reestablished.

All things considered, even though XOR Scramble can function admirably, because of its relative effortlessness, it isn't exactly as successful as Obfsproxy. Indeed, even the engineers of OpenVPN suggest the last as a more secure technique for traffic obfuscation.

Is VPN Obfuscation Easy to Set Up?

Not so much. There's a ton of exertion on both your and the VPN provider. They'll need to introduce and set up the software on their servers, and you'll need to do something similar to your gadget.

A few providers effectively offer implicit obfuscation, which is pleasant, yet you'll, despite everything, need to accomplish some work on your end. Likewise, if you need to utilize an alternate VPN obfuscation technique than the one they use, you'll have to persuade them to configure it on their servers.

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Haseeb Awan
CEO, Efani Secure Mobile

I founded Efani after being Sim Swapped 4 times. I am an experienced CEO with a demonstrated history of working in the crypto and cybersecurity industry. I provide Secure Mobile Service for influential people to protect them against SIM Swaps, eavesdropping, location tracking, and other mobile security threats. I've been covered in New York Times, The Wall Street Journal, Mashable, Hulu, Nasdaq, Netflix, Techcrunch, Coindesk, etc. Contact me at 855-55-EFANI or haseebawan@efani.com for a confidential assessment to see if we're the right fit!

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