Third-party cookies provide an invasive way for websites to track what you do online. In this article, we look at what they are, how they work, and how you can block them on all major browsers.  Find out which browsers are best for your privacy If you want to keep your online activity private, a […]

Proton VPN is pleased to introduce a new feature for our Windows and Linux apps: a Permanent Kill Switch that protects your device at all times, preventing you from accidentally connecting to the internet without the privacy and security of a Proton VPN connection.  In this article, we discuss what Permanent Kill Switch does, how […]

Update April 2023: The Proton VPN browser extension is no longer in beta. This article has also been updated to mention the addition of support for additional advanced features such as Secure Core, auto connect, and split tunneling. Update October 2023: The Proton VPN browser extension is now supported on the (Firefox-based) Waterfox browser. The […]

The peer-to-peer (P2P) BitTorrent protocol provides a highly efficient and decentralized way to share files over the internet. This is often referred to as “file sharing” or “torrenting”.  Learn more with our ultimate guide to torrenting To share files this way, you need torrent downloader software, usually referred to as a BitTorrent (or just torrent) […]

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. […]