Yahoo breach 2013: the biggest leak in history, explained
In 2013, hackers compromised all 3 billion Yahoo users. The company only found out years later. How the biggest breach …
Privacy 50 posts
Information security in plain English: scams, hardening and privacy — plus retrogaming, games and geek culture.
What is ARP Spoofing? How the attack poisons your network
ARP Spoofing redirects the traffic on your local network without you noticing. Here is how ARP Poisoning works and how …
AI agents: the risk of handing your assistant the keys to your PC
AI agents click, buy and touch your files on their own. Here are the real risks — from prompt injection to too much …
Deepfake sextortion: what to do if your image is used
Criminals use AI to build fake nudes from ordinary photos and extort victims. How to react, where to report and what the …
How to use ChatGPT at work without leaking company data: 7 precautions
Samsung banned ChatGPT after employees pasted source code into it. Here are 7 practical precautions for using AI at work …
Session cookie theft: the attack that walks around your 2FA
Infostealers steal browser session cookies and access accounts with no password and no 2FA. How session hijacking works …
Incognito mode isn't privacy: what it protects (and what it doesn't)
Incognito mode erases your local history, but it doesn't hide your IP, doesn't block trackers and doesn't stop network …
How to detect cryptojacking and remove a miner from your PC
High CPU for no reason and a sluggish PC can be signs of cryptojacking. Learn how to tell whether someone is using your …
What DNS over HTTPS is and how to enable it on Windows 11
Your ISP sees every site you visit, even with HTTPS. DNS over HTTPS (DoH) encrypts those lookups. Here's how to enable …
Malicious Chrome extension: how to spot it and remove it
840,000 browsers compromised by malicious extensions in 2026. Learn to spot the signs and clean up Chrome before the …