Why Linux refuses to delete a file whose name starts with a dash, six ways to get rid of it, and the hidden trap inside a simple star.

Description : Beginner friendly boot2root machine

Description : Beginner friendly boot2root machine

An Easy-rated Linux CTF covering Local File Inclusion, PHP command execution, MySQL enumeration, Linux privilege escalation, and a return…

TL;DR Trend Micro’s Zero Day Initiative (ZDI) posted details of several unpatched Linux kernel vulnerabilities to the public kernel mailing list on October 22, 2026. Two KSMBD flaws carry a …

The Zero Day Initiative (ZDI) team at Trend Micro recently experienced an operational mishap. Specifically, researchers inadvertently copied several confidential vulnerability reports to the publi…

Even OpenBSD, an operating system acclaimed for proactive security, required immediate updates on launch day. On October 20, developers launched the 61st edition of the platform. As detailed in th…

You don’t need to be a hacker, a coding expert, or a computer science genius to begin learning cybersecurity. You need curiosity…

Introduction

Access Room: https://tryhackme.com/room/ironshade

Review

1.Executive Summary & Operator Context

Executive Summary & Operator Context

1. Executive Summary & Operator Context

Introduction

TL;DR Full technical details and a working exploit are now public for CVE-2026-43501, a Linux kernel IPv6 vulnerability rated CVSS 9.8 by the kernel’s CVE team. The out-of-bounds write sits …

TL;DR A full write-up and exploit are now public for CVE-2026-23074, a Linux kernel privilege escalation flaw in the teql traffic-control scheduler. The use-after-free dates back to Linux 2.6.12, …

Hands-on notes from an authorized Host & Network Penetration Testing lab

At 2:14 a.m., a production server hit 100% disk usage, yet du accounted for barely 40%. Nothing was missing, nothing was growing. 🔍

Hands-on notes from an authorized Information Gathering lab