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How to identify and respond to NetWalker ransomware attacks
NetWalker was a well-known ransomware operation, first identified in 2019, that became especially prominent during the COVID-19 pandemic. Attackers used it to encrypt victims’ files and demand ranso...
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How to ensure NFC security for safe transactions
Near-field communication (NFC) security depends on a small number of technical controls. When these controls work as intended, NFC payments and taps are difficult to intercept or misuse. When they’r...
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What is MAC flooding? How the attack works and why it’s a security risk
Many local networks use devices called switches to move data between laptops, phones, printers, and servers. Instead of sending every piece of data to every connected device, a switch forwards traffic...
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What to do if your Twitch account gets hacked
Attackers who gain access to your Twitch account may be able to change your login credentials, make unauthorized purchases, broadcast inappropriate content, or use your channel to scam your followers....
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What is an NFC tag, and how does it work? A complete guide
If you’ve ever used contactless payments, entered a building by tapping your phone, or checked out a product with a quick tap, you’ve interacted with near-field communication (NFC) tags. NFC power...
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What is tailgating in cybersecurity?
Some organizations invest heavily in digital defenses but underestimate the importance of enforcing physical security. Tailgating is a strategy that exploits this weak point, allowing bad actors to ga...
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What is password cracking and how can you prevent it?
Password cracking is a technique attackers use to uncover passwords by systematically guessing them or analyzing stolen, hashed password data. Weak or reused passwords make the process far easier than...
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How to spot DocuSign email scams and avoid phishing attacks
If you’ve ever received an email asking you to “review and sign” a document, there’s a good chance it mentioned DocuSign. Because it’s widely used by businesses to send contracts and agreeme...
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Is Face ID safe? A deep dive into biometric safety
Face ID is a biometric authentication method available on modern iPhones and iPad Pros. It’s used to unlock your device and approve certain sensitive actions, like approving a payment or downloading...
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What is Emotet malware? How it spreads and how to stop it
Emotet is a long-running and highly adaptable malware strain that keeps coming back, even after major takedowns. It’s been around for years and is responsible for large-scale attacks against organiz...
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