Linux Host command, troubleshot your DNS

Tools

Today we will add one more handy DNS tool – Host command on Linux. For the purpose, we will use the latest Linux Mint 19.1 (based on...

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Firewall Monitor Explained: Enhancing Network Protection

Monitoring, Protection

In network security, Firewall Monitor serves as a crucial guardian, creating a protective shield between trusted internal networks and...

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How do OSI Model layers work in computer networking?

Protocols

In the vast realm of networking, the Open Systems Interconnection (OSI) Model stands as one of the most fundamental frameworks. It is the...

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What is CDN (Content Delivery Network)?

CDN

Everybody uses CDN (Content Delivery Network). YouTube, Amazon, Netflix and many others are applying it on a massive world scale so you can...

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Understanding DoT and DoH (DNS over TLS vs. DNS over HTTPS)

DNS, Protocols

As more and more of our data is being transferred over the Internet, protecting it from third-party interception is essential. DNS over TLS...

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What is IPv4? Everything you need to know 

DNS, Internet, Servers

Nowadays, in this rapidly evolving global Internet world, we can’t skip the IPv4. It is the most used IP currently and still resists...

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