Android Security (Samsung)
You cannot harden a phone you have already been living on. This one starts at the recovery menu with a wipe and works forward tap by tap, written against a Samsung S22 running One UI 6.2.2.
Topic
Device Hardening
A collection of 23 issues
Is Your App Safe? A Simple Guide to Assessing Vulnerabilities
A friend forwards a headline about an app getting hacked and you have no idea whether it touches you. Four terms and a short set of questions that turn a scary-sounding score into a decision about your own phone.
Android "10" List
Ten things to change on a stock Android phone before you carry it anywhere. None of them take long, and the defaults were chosen for someone else's benefit — starting with everything under Location.
Firefox Privacy and Security Guide (2026)
Firefox 152 reorganised the privacy panel, and three recommendations in the old version of this guide are now wrong. One of them, disabling automatic updates, made readers less safe.
Android Lockdown Mode
Two seconds on the power button drops the phone to PIN-only: no face, no fingerprint, no notification text on the lock screen. Worth finding the button before the moment you need it.
Computer "10" List
Ten things any computer user should be able to do without looking them up. Nothing exotic is on the list, which is the point, because the gaps in it are where most compromises start
Safety Check and Access Audit (Apple)
Access accumulates quietly: a shared album, a partner's old device, an app you approved once and forgot. Apple built a wizard that lists all of it in one place, and one button that revokes the lot.
Remove Stored Wi-Fi Networks (Apple)
The networks your iPhone remembers are a travel history: hotels, offices, airports, a friend's flat. Clearing the list is less alarming than the menu makes it look.
Revoke Camera and Microphone Access (Android)
Most guides still send you to Settings then Privacy, and a level was added since. Here is where the permission manager actually lives now, plus the indicators that show when something is listening.
6 Easy Cyber Security Steps
The attacks that actually reach ordinary people are not clever. They are a password reused on a site that got breached, and a text message someone else received. Six habits that close the common paths.