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How to stop someone from mirroring your phone
Phone mirroring technology is very useful, but it’s also potentially dangerous. The ability to project photos or videos on a larger screen, like a TV, has obvious applications at home and at work. B...
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Does Facebook listen to you? Uncovering the truth about data, microphones, and tracking
You’ve probably heard the rumor: Facebook is secretly listening to your conversations through your phone’s microphone. But is that actually true? Some people swear it is, pointing to eerily accura...
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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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How to hide your IP address and protect your online privacy
Your online activity might not be as private as you think it is. The moment you connect to the internet, your device is assigned a unique IP address. This is a digital identifier that can be used to d...
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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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VPN vs. firewall: Key differences and when to use each
VPNs and firewalls are both tools that can help you maintain your security and privacy in the face of web-based threats. That said, they work in fundamentally different ways. This guide will cover the...
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Is my phone listening to me? A step-by-step privacy check
Stories of phones listening to people and displaying ads for products they were just talking about have become widespread. Despite most major platforms stating the opposite, people often worry that th...
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Most secure messaging apps in 2025: Ranked and reviewed
Many messenger apps aren’t secure: they might quietly collect metadata such as your contacts, chat length, device fingerprints, and location trails to feed ad networks and data brokers. And if your ...
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What is a QR code?
You’ve probably seen these scannable symbols everywhere: restaurant menus, event tickets, or flight boarding passes. With just a quick scan using your phone’s camera, you can open a website, pick ...
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PPPoE vs DHCP: Which should you use?
PPPoE and DHCP are the two most common methods for establishing and managing internet connections, but they operate in very different ways. Whether you're configuring a router, evaluating your ISP's ...
Tips & tricks
