Practical security guide

Tips & Tricks

Step-by-step fixes, scam checks, Windows cleanup, browser safety, and simple security habits for real problems people run into every day.

Updated guide index
Antivirus and anti-malware scan layers compared on one Windows laptop.

Start here · Jun 7, 2026 · 6 min read

Antivirus vs Anti-Malware: Do You Need Both?

Antivirus and anti-malware now overlap. Learn when Defender is enough, when a second-opinion scanner helps, and why two real-time engines can conflict.

Latest practical guides

01

Guide · Jul 20, 2020 · 3 min read

BadPower attack can set devices on fire

Chinese experts from Xuanwu Lab (research arm of Tencent) have published a report on the BadPower attack technique, which can set on fire various…

02

Guide · May 23, 2026 · 3 min read

SGAxe attack endangers Intel processors

As part of the June “Update Tuesday,” Intel fixed more than 20 different vulnerabilities in its products, including the SGAxe bug, which endangers several…

04

Guide · Jun 7, 2026 · 6 min read

Public Wi-Fi Safety Checklist

Use this public Wi-Fi safety checklist before connecting in airports, hotels, cafes, and malls. Verify the hotspot, avoid fake portals, use public-network mode, and…

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