Proton VPN Blog

China is infamous for its internet censorship program, widely known as the Great Firewall of China (GFW).   In this article, we look at what the GFW is and how it prevents citizens of mainland China from accessing the free and open internet. What is the great firewall of China? Since 1998, the government of mainland […]

Deep packet inspection (DPI) is a method of examining data packets that pass through a network so that the traffic type can be identified. This information can then be used to block unwanted traffic.  The technique is commonly used in firewalls, intrusion detection systems, and other network security systems. Unfortunately, the same analysis techniques used […]

A VPN allows you to access Instagram, whether you live in a country where the internet is censored or just want to distract yourself with your favorite influencers’ photos at work.   Instagram is a wildly popular social networking platform that emphasizes sharing photos and videos. It’s owned by Meta, the umbrella company that also owns […]

A VPN can help to protect you from hackers on unsecured public WiFi networks. Malicious hackers try to gain unauthorized access to or otherwise disrupt the operation of your computer, smartphone, or any other internet-connected device.  While a virtual private network (VPN) is a great way to protect your privacy and security online, it’s not […]

Most “free” VPNs aren’t really free because you pay with your personal data. If you’re looking for a virtual private network (VPN), it’s tempting to go for one of the hundreds of free services on the market. But you pay for most free VPNs with your privacy or security, and the cost can be high. […]

A virtual private network (VPN) is an essential tool for maintaining your privacy when using the internet. It  connects your device to a VPN server, which is run by a VPN provider (such as Proton VPN).  These typically operate many servers located around the world (Proton VPN runs over 1900 VPN exit points in over […]

Your iPhone is a powerful computer that is likely a (if not the) primary way you access the internet. As such, it is vital to ensure your iPhone is secure, and that your privacy is protected. Fortunately, there are some easy steps you can take to “harden” your security settings and improve your privacy when […]

Your iPhone is a full-fledged computer that’s almost always connected to the internet and capable of doing almost everything a desktop or laptop PC can do.  Unlike more traditional computers (including Android phones), iPhone users are somewhat restricted in what they can download, thanks to Apple’s “walled garden” ecosystem, which it tightly controls via the […]

VPNs are useful for many things, and when used properly, can protect you from being tracked in several ways: This means a VPN can prevent you from being tracked online in various ways, but it’s also important to understand the specific situations when a VPN can’t protect you so you can make informed decisions about […]