Phones and computers
A short set of first steps — supported software, a usable screen lock, unique passwords, disk encryption, updates and a backup you can restore — will reduce most everyday risks on…
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Phones and computers
Guides
Phones and computers
Android security: updates, screen lock and app access controls
On Android, start by checking that the phone still receives patches; then review the screen lock, where apps are installed from, and their permissions. Play Protect helps but is…
Phones and computers
Device-protection resources: scanning, conversion and isolation
Start device protection with the operating system’s own tools. Several scanners at once and unknown hardening scripts rarely help; if you need isolation, begin with a separate…
Phones and computers
iPhone and iPad security: locking, sharing and account protection
Make an iPhone or iPad safer with updates, a strong passcode, a protected Apple Account and a review of app permissions. Stolen Device Protection and Find My help most people;…
Phones and computers
Linux security: support, software and least privilege
Linux security depends on a supported release, updates for every way you install software, and less administrative access. Use official repositories, work as a regular user, and…
Phones and computers
Mac security: patches, FileVault and access boundaries
Keep a Mac safer by installing patches, turning on FileVault and reviewing app permissions. Store the recovery key away from the Mac itself, and protect the Apple Account like any…
Phones and computers
Malware and phishing: prevention and proportionate response
Phishing tries to trick you; malware is unwanted software. They are related but not the same. Pause before you act on urgent messages, keep software updated from official sources,…
Phones and computers
Pegasus questions: evidence and responsible response
The 2021 Pegasus Project showed that NSO Group’s mercenary spyware had been used against journalists and activists, sometimes through zero-click attacks. A home antivirus will not…
Phones and computers
Windows 10 support ended: planning a route
Ordinary Windows 10 support ended on 14 October 2025. The main path is an upgrade to Windows 11; ESU through 12 October 2027 is only a temporary bridge for security fixes. Without…
Phones and computers
Windows security: supported releases, active protection and safer sign-in
Windows security depends on a supported release, installed patches, Windows Security staying on, and disk encryption. Ordinary Windows 10 support ended on 14 October 2025; ESU is…
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