What is a DNS Leak? How it Exposes You and How to Fix It
Learn how a DNS leak can expose your online activity even when using a VPN, and how to test for, prevent, and fix it to protect your digital privacy.
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Learn about IP addresses, online privacy, and network security
DNS over HTTPS (DoH): Encrypting Your Web Traffic for Enhanced Privacy
This article explains what DNS over HTTPS (DoH) is, how it enhances online privacy and security by encrypting DNS queries, and how to enable it in popular browsers and operating systems.
How DNS Works: The Internet's Essential Phonebook Explained
Dive deep into the Domain Name System (DNS) and understand its step-by-step resolution process. Learn how your browser translates a human-readable domain name into a machine-readable IP address to connect you to websites.
How DHCP Works: Unpacking the DORA Process for Automatic IP Assignment
Discover how Dynamic Host Configuration Protocol (DHCP) automatically assigns IP addresses, subnet masks, default gateways, and DNS servers to your devices, and delve into its core DORA process.
How TCP/IP Works: The Internet's Foundational Language
Dive into the TCP/IP model to understand the layered architecture and protocols that enable data to travel across the internet, from your application to its destination and back.
Public vs. Private IP Addresses: Understanding Your Network's Identity
Explore the fundamental differences between public and private IP addresses, how they function within your network, and the crucial role of Network Address Translation (NAT) in bridging the gap.
What is Network Address Translation (NAT)?
Dive into how Network Address Translation (NAT) allows multiple devices to share a single public IP address and its critical role in solving the IPv4 address shortage.
How Dynamic vs Static IP Addresses Work
Understand the key differences between dynamic and static IP addresses and when to use each type.
What Information Can Websites Get From Your IP?
Discover what personal information websites can gather from your IP address and how this data is used.