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What is the International Data Encryption Algorithm (IDEA) in cryptography?
Encryption algorithms secure most of what we do online, from sending messages to storing data. As technology evolves, some algorithms remain in use while others become historical references for unders...
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USPS phishing mail: How to recognize and avoid it
Many people receive genuine tracking updates from the United States Postal Service (USPS), so a phishing email pretending to come from there can look ordinary at first glance. That familiarity is exac...
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What is remote access? A complete beginner-to-pro guide
Remote access is a technology that lets you connect to and control a computer, server, or network from another location using an internet connection. It’s widely used for remote work, IT support, sy...
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What is riskware? Definition, examples, and security risks
Riskware is legitimate software that isn’t designed to cause harm but can still introduce security or privacy risks. This is because its technical capabilities, if misused, misconfigured, or exploit...
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Crimeware explained: What it is and how to stay safe
Cybercrime is an increasingly unavoidable part of digital life, and it’s supported by a growing ecosystem of malicious tools and services. The term “crimeware” is sometimes used to describe that...
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What is a computer worm, and how does it work?
Computer worms have been around since the late 1980s, and they’re still causing real damage. We can define a computer worm by one core trait: it spreads automatically, without you clicking anything ...
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What is the OSI model? Understanding its layers and functions
Modern networks underpin everything from everyday web browsing to large-scale cloud systems, and their moving parts can be hard to describe consistently. The Open Systems Interconnection (OSI) model i...
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How to factory reset a PS5 and fix common issues
Performing a factory reset on your PlayStation 5 (PS5) may sometimes help resolve some software glitches, and it’s also recommended before you trade or sell the console. However, it’s important to...
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How to fix “Connection timed out” in Minecraft easily
Fixing a “Connection timed out” error in Minecraft depends on what’s causing it. The error can be triggered by a range of factors, from local network conditions to server-side problems, but beca...
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How to block someone on Gmail: Prevent unwanted emails
If someone keeps emailing you and you’d rather not hear from them anymore, Gmail makes it easy to block that sender. Once blocked, their future messages are automatically filtered out of your inbox....
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