Round-Trip Time (RTT): What It Is and Why It Matters
Round-Trip Time (RTT) is a fundamental metric in the context of network performance, measuring the...
SMTP (Simple Mail Transfer Protocol) explained
SMTP (Simple Mail Transfer Protocol) allows us to send different emails to one another all the time. It’s one of the most popular...
Knot DNS Server Explained: Understanding the Basics
Knot DNS, a high-performance open-source DNS server software, helps administrators to manage DNS infrastructure effectively. In...
What is SMTP Smuggling? How to detect and prevent it?
Email remains a critical communication tool, both personally and professionally. While it is...
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 the Internet, into a weapon for...
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...
Understanding BGP: A Comprehensive Guide for Beginners
Border Gateway Protocol (BGP) plays a crucial role in directing data between different networks. If...
What is Microsoft Azure? IaaS, PaaS, and SaaS.
Before we start talking about Microsoft Azure, let’s see why such a service exists. It the modern world, almost every company needs their...
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...
OSPF (Open Shortest Path First): What It Is and How It Works
OSPF (Open Shortest Path First) is one of the most widely used routing protocols in modern IP...