DevBlog

The devs are the backbone of ExpressVPN and occasionally contribute their otherworldly wisdom to the blog.

20 Posts
65 Comments
785 Claps
What you need to know about OSTIF's OpenVPN audit
1 min

The facts about the OSTIF OpenVPN source code audit

This post was originally published on May 15, 2017. With funding from the Open Source Technology Improvement Fund (OSTIF), a...
YouTube traffic security flaw exposed
6 mins

Your YouTube history exposed: Researcher identifies inherent security flaw in video...

This post was originally published on March 22, 2017. While researching how Internet Service Providers (ISPs) could optimize their services...
Use a VPN for safer browsing on HTTP websites.
2 mins

Who can see your data when you visit a non-encrypted HTTP...

Using a VPN is good practice for every type of connection, but can be particularly useful when browsing unsecured HTTP websites.
ExpressVPN secure server connection
3 mins

How ExpressVPN apps confirm they’re talking to ExpressVPN servers

How do you know your VPN is connecting to the correct server, free from surveillance and third party interference? ExpressVPN has the answers.
See your IP address.
3 mins

How IP checkers work and why they’re sometimes wrong

IP checkers look like they're magic, but sometimes they're way off the mark. How much information do they really know about you?
What is the Sweet 32 problem?
5 mins

Sweet 32 exploits the birthday problem but ExpressVPN won’t be at...

What are the chances two people at a party share a birthday? ExpressVPN explains the birthday problem and looks at how Sweet 32 exploits it.
SSL warning.
7 mins

Certificate authority trust breach exposes vulnerability in Internet’s trust hierarchies

Google detected high-quality forgeries of SSL certificates for Google domains. Here's how to protect yourself from digital certificate fraud.
Bad USB
3 mins

BadUSB virus gets badder: New malware threat fix released

The BadUSB malware virus threat completely takes over a user's PC. Read more about this virus.
The ExpressVPN logo.
1 min

ExpressVPN and Heartbleed

What is the Heartbleed bug? Read on to find out how it affects VPN service around the world.

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