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What is a replay attack? How it works and ways to prevent it
Think of a replay attack as cybercrime’s version of a movie rerun; only this one can empty your bank account or unlock your secure systems. In a replay attack, cybercriminals don’t need to decode ...
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Bluejacking explained: What it is and how to stay safe
Plenty of people use Bluetooth daily. You might have Bluetooth headphones for your phone or send files via Bluetooth to friends and family. But did you know that same technology can be used against yo...
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How to access the dark web safely and anonymously
The websites and online platforms that you find via your search engine are actually only a small part of the internet. There are many more sites hidden away in a part of the internet called the deep w...
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DHCP meaning and how the Dynamic Host Configuration Protocol works
Ever wonder how your phone, laptop, or smart TV connects to the internet with zero setup on your part? That’s DHCP doing its job behind the scenes. DHCP, short for Dynamic Host Configuration Protoco...
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What is the IKEv2 VPN protocol?
Internet Key Exchange version 2 (IKEv2) is a key management protocol used in conjunction with the Internet Protocol Security (IPSec). Together, they form a secure and reliable VPN solution. Although I...
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Linux for old laptop: Best lightweight distros and installation guide
Have an old computer that isn’t running as smoothly as it once did? Or a device with outdated hardware that can’t handle modern operating systems? Throwing it away is not the only option; there co...
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NAT “firewall”: Everything you need to know about network security
Network Address Translation (NAT) is a feature built into most routers, helping to manage traffic between your devices and the internet. It rewrites private IP addresses into a public one, making sure...
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Can a PDF have a virus? How to stay safe
PDFs are everywhere: invoices, resumes, e-books, tickets, and reports. But here’s the thing: not every PDF is safe. Some are infected with malware that can quietly install spyware, steal your logins...
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What is a Wi-Fi VPN and why you should use one
We’ve all done it: connected to a random café’s Wi-Fi, scrolled through emails at the airport, or jumped online from a hotel lounge. It’s quick, it’s convenient, and it’s usually free. But ...
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What is an IP stresser, and how do DDoS booters work?
IP stressers are tools used to test how well a network can handle high volumes of traffic. While they can serve a legitimate role in cybersecurity, using them to intentionally overwhelm a network, whi...