Understanding DoT and DoH (DNS over TLS vs. DNS over HTTPS)
As more and more of our data is being transferred over the Internet, protecting it from third-party...
What is a Point of Presence (PoP) and Why Does It Matter?
Every time you visit a website, stream a video, or access an online service, your request travels through multiple network points before...
DNS Spoofing (DNS poisoning)
Cyber-threats are behind every corner. Recently we wrote about DDoS attacks, and how hackers are using your computer and many connected...
DNS Tunneling attack – What is it, and how to protect ourselves?
DNS Tunneling attack turns the Domain Name System (DNS), a highly trusted and widely used system on...
BIMI (Brand Indicators for Message Identification): How to Add Your Logo to Emails
BIMI (Brand Indicators for Message Identification) is an email standard that lets businesses display their official logo next to messages...
What is a DNS Sinkhole and how to set it up?
A DNS sinkhole (also known as Blackhole DNS) is a security mechanism that prevents devices from connecting to malicious or unwanted...
Understanding BGP: A Comprehensive Guide for Beginners
Border Gateway Protocol (BGP) plays a crucial role in directing data between different networks. If...
What is PowerDNS? – Open-source BIND alternative
Have you ever heard about PowerDNS? It is a complete software platform that you can use instead of BIND. It provides excellent performance...
Amazon Web Services AWS, the biggest cloud
It took a long time until businesses started to understand the cloud. Why it is more practical to use a subscription model with update...
5 tips to speed up WordPress website
With the introduction of content management systems (CMS) many of us have become brave enough to...