The Comparitech blog includes cybersecurity guides, news, how-tos, comparisons, and recommendations, all written by industry experts. Read the latest below.
What is a token, and how does token-based authentication work? Learn how tokens are used to verify identity, carry permissions, and secure modern applications. Token-based authentication explained.
What is ARP? Address Resolution Protocol (ARP) maps an IP address to a MAC address. At the data link layer, devices only recognise MAC addresses, which is why ARP is needed to link them together.
What is symmetric encryption? Discover how symmetric encryption uses a single encryption key for both encryption and decryption to deliver fast, efficient data security. In this guide, I explain how it works and why it remains essential for cybersecurity.
Crunchyroll VPN not working? Learn why your Crunchyroll VPN isn't working on vacation, at work, or o
Don't want Claude knowing your IP address or location? Claude blocked in your current country? Find
Attackers are using WhatsApp's device-linking feature to take over user accounts. Learn what GhostPairing is, how it works, and how to stay safe.
Find out what prompt injection attacks are, how they work, the risks for individuals and organizations, and practical ways to protect yourself.
Learn what F-Droid is and if it's safe. We look at its features, pros and cons, and how to use it safely, along with some popular FOSS apps you can try out.
Learn all about Proton VPN Secure Core: what it is, when it's worth using, the pros and cons, and ot