Windows 11 Memory Integrity: What It Protects and Driver Warnings
Memory Integrity helps protect Windows 11’s kernel, but an incompatible driver can stop a device working. Check the setting, identify the driver and find the safe update path.
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Why CrowdStrike’s July 2024 content update crashed Windows
A cause-focused account of the 2024 outage: how faulty Rapid Response Content passed validation, crashed Windows and exposed gaps in error handling and rollout.
CrowdStrike recovery: BitLocker checks and USB repair steps
For administrators of confirmed affected PCs: check BitLocker and account access, prepare Microsoft’s recovery USB and follow the Windows PE or Safe Mode workflow.
CrowdStrike outage: is your Windows PC affected?
Check whether a blue-screening Windows PC fits the July 2024 CrowdStrike incident, decide who should act and prepare a useful handoff to IT.
Encrypt Files with 7-Zip and Hide Their Names
Create an AES-256 encrypted 7z archive in Windows, hide the internal file list, test it before sending, and learn what the archive name still reveals.
How to verify a Windows download with a SHA-256 checksum
Check a downloaded file against its publisher's SHA-256 in Windows. Find the right checksum, compare it in PowerShell and understand what the result proves.
XZ Utils backdoor: how to check your Linux system
The XZ backdoor affected specific Linux packages and release channels. Here is how to read the full version, follow your distribution’s advice and assess earlier exposure.
Chrome extension permissions: what can your add-ons read?
An extension’s site access is only part of its permissions. Learn what Chrome’s three access settings mean, test a narrower setup and review the tools you keep.
Passkeys explained: what happens if you lose your phone?
What happens to your passkeys when a phone goes missing? Understand syncing, recovery and spare sign-in methods, then check your setup before you need it.
Chrome Incognito on a shared PC: what stays behind?
Incognito limits browser history, but downloads, bookmarks and website records can remain. Learn when Guest mode fits and what to check before handing over a PC.
GandCrab – Ransomware Overview
Right after the footsteps of ransomware such as WannaCry and Petya, GandCrab ransomware made havoc in just the first weeks of 2018 as money-snatching crab loitering on the web.…
Cyber Security – Tips
In this time of age where people are living off information on the internet and spending as much time online as they spend sleeping, it is safe to say that the digital realm has…
Cyber Security System – Overview
In today’s world, everything is done by using the internet, and with that, there is also an increase in the malpractices done by miscreants to harass people. Sometimes…
Cross Site Scripting — XSS Injections
XSS aka cross site scripting is a pretty common type of attack which has affect millions and is continuing to affect thousands. The simple…
Networking — Distributed Denial of Service
You may have heard the term DDoS-ing from some kid playing in the same lobby as you trying to threaten you. But with the technology today…
Securing Apache2 — Ubuntu 18.04
Apache being one of the most popular options for creating a quick and simple web server, let us take you through on how you can secure…
Installing OpenVPN Server — Ubuntu 18.04
OpenVPN is a popular open-source solution in setting up a fast VPN server as it’s pretty simple to do so. For this tutorial, we will be…
Malware & Viruses
Starting off, this article does not cover all the different types of malwares. It only covers the most commons one. I might also make…