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Network topology: Best practices for modern networks
A well-designed network starts with a clear understanding of its structure. Network topology is the blueprint of how devices and connections interact, and it plays a key role in determining a network�...
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Google critical security alert: How to recognize and respond
Getting a Google security alert may be alarming, but it doesn’t automatically mean your account is in danger. Sometimes, you might trigger one yourself by, for example, signing in from a new device....
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Managed DNS: Your complete guide to understanding and implementation
DNS is a foundational component of every organization’s IT infrastructure. A reliable DNS service not only ensures fast query resolution and minimizes downtime, but it also strengthens resilience ag...
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What is a subnet? A complete guide to subnetting, VPNs, and network security
A subnet is a key concept in networking that involves dividing a network into smaller segments. This allows networks to be structured so devices and services can communicate efficiently and securely. ...
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What is 128-bit encryption, and is it still secure in 2025?
128-bit encryption remains a cornerstone of online security, protecting everything from VPN traffic to mobile apps. It’s widely used and has never been reported to have been cracked. But with ongoin...
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Nameserver: The complete guide to setup, management, and troubleshooting
Nameservers are essential for any functioning website or email domain. Without proper nameserver configuration, emails wouldn't reach their destinations, and visitors would encounter loading errors wh...
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What are network protocols? A complete guide
Incalculable quantities of data flow from device to device and network to network on a daily basis, and every single transmission follows a very specific set of rules and standards. Those rules and st...
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Zeus virus (Zbot malware): What it is and how to stay protected
The Zeus virus is best known for fueling large-scale financial cybercrime and stealing banking credentials. Although the original Zeus virus is no longer active, it spawned numerous variants that rema...
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What is a subnet mask? Why it matters for your network
Every device on a network needs a way to know where information should go. Without clear rules, data would move blindly, causing confusion and slowdowns. Subnet masks are one of the tools that make ne...
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Connected but no internet access: Why it happens and how to fix it
Getting a message stating that you’re connected but have no internet access can be frustrating. If your network is fine, why won’t websites load? It’s often unclear what has caused this error me...
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