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What are zero-knowledge proofs? A complete guide
Zero-knowledge proofs (ZKPs) are a highly secure form of proving knowledge without transmitting the data itself. ZKP is often overlooked in discussions about privacy, despite its role in anonymity and...
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What is quantum-resistant encryption (and why you need it now)
The encryption that protects your organization’s data today will not work forever. A new kind of computer is coming that will break it. This is the quantum threat, and preparing for it now is one of...
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What to do if you lose your phone or it gets stolen
Losing your phone can definitely make you feel helpless. Your phone is how you reach friends, manage money, access emails, snap photos, and stay organized. When it goes missing, the stress goes beyond...
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How to turn on end-to-end encryption on iPhone
Your iPhone holds a vast amount of sensitive data: everything from messages and photos to health and financial records. Some types of data (like health data, passwords stored in iCloud Keychain, and p...
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What is CAPTCHA and how does it work?
Deciphering squiggly letters, tapping on every image with a traffic light, or sliding a puzzle piece into place… We increasingly have to solve these small digital challenges, otherwise known as CAPT...
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Anonymous file sharing: Stay private while sending files online
Sharing files online comes with real privacy risks, not just from cybercriminals or corporations, but sometimes even from the people you share with. In this context, anonymous file sharing can mean tw...
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How to implement zero trust
Zero trust represents a shift in how organizations protect what matters most. With cyber threats growing, adopting zero trust helps you stay ahead and protect your business from serious harm. The core...
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What is a VPN on an iPhone? Do you need one in 2025?
Your iPhone can do a lot of things: order food, unlock with your face, and autocorrect your texts into complete nonsense. But what it can’t do is protect your online privacy all by itself. Apple pro...
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How to delete your Dropbox account (step-by-step guide)
Maybe your Dropbox account started as a backup plan. Maybe it was for work, school, or that one group project no one finished. Or maybe it’s just been silently syncing screenshots and PDFs you forgo...
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How to change sensitive-content settings on social media
All kinds of content can pop up on social media feeds. Some of it is perfectly innocent and family-friendly, but some of it can be explicit or sensitive in nature, and not all social media users may w...