Digital Arrest Scams: What the Supreme Court Just Ordered
India's Supreme Court has told WhatsApp and banks to detail how they will stop "digital arrest" fraud. Here is how the scam works and how to protect yourself.
India's CNAP Caller Name Rule: What Changes on Your Phone
From 1 November 2026, calls from unsaved numbers can show the caller's registered name on 4G and 5G networks. Here is what you will see, who is left out, and what to do.
How Encryption Works: From Plain Text to Secret Code
Encryption scrambles your data so only the right key can read it. Learn how symmetric and public-key encryption work together, where HTTPS uses them, and what encryption cannot protect you from.
TRAI's Draft AI Rules for Telecom: What They Mean for You
India's telecom regulator wants AI used in networks and customer service to be safe and accountable. Here is what the new draft rules cover and when they could apply.
A Humanoid Robot Maker Just Went Public: What Agility Robotics Does
Agility Robotics, maker of the Digit robot, started trading on Nasdaq this week. Here is what the robot actually does in warehouses, and what its public listing means.
SIM-Binding Rule for WhatsApp and Telegram: What Changes for You
India's new rule ties your WhatsApp or Telegram account to the SIM in your phone. Here is what it means, the December 31 deadline, and who should prepare now.
How Bluetooth Works, and How to Use It Safely
Bluetooth connects billions of devices over short-range radio, with no cable and no internet. Learn how the pairing and "frequency hopping" actually work, and the settings that keep it safe.
How a VPN Works: What It Actually Protects, and What It Doesn't
A VPN hides your traffic from your network and your internet provider, but it is not a privacy cure-all. Learn what it really does, and the limits most ads skip.
India's Data Protection Law Explained: What Changes for You
India's DPDP Rules are being phased in. Learn your new rights over your personal data, what companies must now do, and the dates to watch, in plain language.
UPI Safety Guide: How to Avoid the Most Common Payment Scams
UPI processed a record 24.51 billion transactions in August 2026. With that scale come scams. Learn the one rule that protects you most and the tricks to watch for.
Passkeys Explained: The End of Passwords Is Closer Than You Think
Passkeys let you sign in with your fingerprint, face, or phone lock instead of a password, and they cannot be phished. Here is how they work and how to set one up.
Git Explained: Save Points for Your Work
Git remembers every version of your project so you can undo mistakes and work with others. Learn the four ideas and the six commands you will use every day.
Cookies and Online Tracking: What They Are and How to Take Back Control
Cookies are small files websites save in your browser. Some are useful, others follow you across the web. Learn the types and six settings that reduce tracking.
What Is Open Source Software? Why Free Code Runs the World
Open source means anyone can read, use, and improve a program's code. From Android to Linux to Flutter, it powers much of the technology you use daily.
How Search Engines Work: Crawl, Index, Rank
When you search, you are not searching the live internet. You are searching a giant, pre-built index. Learn the three steps behind every result and how sites get found.
Smartphone Battery Care: What Actually Helps and What Is a Myth
Heat is the real enemy of phone batteries. Learn how lithium-ion batteries age, which charging habits matter, and which popular tips you can ignore.
How GPS Works: Four Satellites, One Very Precise Clock
Your phone does not send anything to satellites. It listens. Learn how GPS finds your position with timing signals, and why it needs a clear view of the sky.
The 3-2-1 Backup Rule: Never Lose Your Photos and Files Again
Hard drives fail, phones get lost, and ransomware locks files. The 3-2-1 backup rule is simple, and you can set it up in under an hour.
What Is an API? The Restaurant Waiter Analogy
APIs let apps talk to each other without knowing each other's secrets. Learn what they are with a simple restaurant story, and see how a weather app uses one.
What Is Cloud Computing? Explained With Everyday Examples
The cloud is not a magic space in the sky. It is someone else's computers that you rent over the internet. Learn how it works and why almost every app uses it.
Secure Your Home Wi-Fi: 8 Settings Most People Never Change
Your router is the front door of your digital life, and many people leave it unlocked with factory settings. Fix it in 20 minutes with these eight steps.
How to Spot a Phishing Message in 6 Quick Checks
Phishing tricks you into handing over passwords, OTPs, or money. Learn the six warning signs and what to do if you already clicked.
Two-Step Verification: The 10-Minute Setup That Blocks Most Account Hacks
A password alone is not enough. Learn what two-step verification is, which type to choose, and exactly how to turn it on for your email and social media.
Passwords That Are Strong and Easy to Remember
Long beats complicated. Learn the three-random-words method, why password managers are worth it, and 5 steps to clean up your accounts this weekend.
HTTPS and the Padlock: What It Really Tells You About a Website
The padlock means your connection is private, not that a site is trustworthy. Learn what HTTPS protects, what it does not, and how to stay safe online.
What Is DNS? The Internet's Phone Book Explained
DNS turns names like google.com into numbers computers understand. Learn how it works, why it sometimes fails, and how to fix slow or broken sites.
How the Internet Actually Works: From Your Click to the Page
The internet is not a cloud. It is cables, computers, and a few simple rules. Follow one click from your phone to a website and back, step by step.