What is an LLMNR, and how does it relate to DNS?
When it comes to computer networks, two important terms often come up: LLMNR (Link-Local Multicast Name Resolution) and DNS (Domain Name System). Both are used to resolve names to IP addresses, but…
What is a man-in-the-middle attack on DNS?
The internet is something we use every day without thinking about how it works. When you type a website’s name into your browser, your computer finds the right website by using a…
How to detect unauthorized DNS changes?
The Domain Name System (DNS) is like the address book of the internet. It translates website names into IP addresses so computers can connect to the right servers. If someone makes unauthorized…
What is a DNS rebinding attack?
A DNS rebinding attack is a way for hackers to trick a web browser into accessing restricted parts of a local network. This can lead to serious security issues, especially if sensitive…
How do I secure DNS records against tampering?
DNS (Domain Name System) records are crucial for directing internet traffic to the correct websites and services. If someone tampers with your DNS records, they can redirect your visitors to malicious sites,…
How does DNS filtering work for parental controls?
Introduction Keeping children safe online is a big concern for many parents. The internet is full of content that may not be suitable for kids. One of the ways to control what…