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Card testing fraud explained: How it works and how to stop it
Card testing fraud is a common tactic used by cybercriminals. It involves testing whether a stolen card is valid, typically by making small purchases or authorization attempts. This can lead to larger...
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What is email encryption, and why does it matter?
Email encryption is a security method that protects the contents of an email. It matters because, without encryption, emails would travel across the internet in plaintext, making it easy for third par...
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What can someone do with my email address without a password?
An email address can reveal more than most people realize. In the wrong hands, it could help locate social media profiles, build a personal profile for targeted attacks, or launch phishing and spam ca...
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The AI era requires a new way to control your VPN. So we built it.
ExpressVPN is the first VPN provider to adopt the Model Context Protocol (MCP). We built a strictly local bridge that lets your AI coding assistants manage your network routing without ever opening a ...
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How we engineered a way to restrict child sexual abuse material without looking at your data
Our new partnership with the Internet Watch Foundation (IWF) proves that strong encryption and targeted CSAM prevention can coexist through careful DNS engineering. For years, the fundamental operatin...
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How to change DNS settings on any device
By default, your device uses the Domain Name System (DNS) servers provided by your internet service provider (ISP), but it’s not your only option. Switching to a different DNS server could improve w...
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What is cache, and should you clear it
Clearing the browser or app cache is a common troubleshooting step when websites load slowly, look wrong, or don’t update properly. It can help in some cases, but it isn’t always necessary. Cache ...
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What is federated identity? A complete guide to secure and seamless authentication
Accessing online services typically involves proving who you are. When you have to repeat that process across multiple platforms, entering credentials separately for email, project management tools, c...
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What is carding? Payment card fraud explained
Carding is a form of payment fraud in which cybercriminals use stolen or illegally acquired card details to make unauthorized purchases or test stolen data for later misuse. Understanding how it works...
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Phishing kits: How they work and how to stay safe
Phishing kits are prepackaged collections of resources that enable attackers to quickly create phishing campaigns without advanced technical skills. Combined with the rise of AI technologies, these ki...
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