Tech Skills

Cybersecurity

Ethical hacking, penetration testing, network security, CTFs and defensive security

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lessons
Skills in this topic
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Security Basics
beginner
Fix OWASP top 10 vulnerabilities
AI Security
intermediate
Identify and patch prompt injection vulnerabilities
Network Security
intermediate
Configure a firewall with proper inbound/outbound rules
Ethical Hacking & Pen Testing
intermediate
Conduct a full pen test with Kali Linux
Cloud Security
intermediate
Implement IAM least-privilege policies on AWS/GCP
Incident Response
intermediate
Build an incident response playbook
Security Compliance
intermediate
Map controls for SOC 2 Type II compliance
Defensive AI
advanced
Build an AI-powered log anomaly detector
All Reads (6,806) Articles (4345)Blog Posts (1846)Tutorials (346)Research Papers (21)News (248)
Getting Started with Sentinel Hunting: A KQL Primer for People Who Keep Putting It Off
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
Getting Started with Sentinel Hunting: A KQL Primer for People Who Keep Putting It Off
Most people who run Sentinel don’t really hunt in it. They wire up the connectors, switch on a pile of built-in analytics rules, and then… Continue reading on M
Chrome is putting things on your computer you never agreed to
The Next Web AI 🔐 Cybersecurity ⚡ AI Lesson 1d ago
Chrome is putting things on your computer you never agreed to
Your browser has been busy on your behalf. This week brought two reminders that Chrome can put things on your machine you never agreed to. One came from Google.
The Supreme Court just made it harder for police to track your phone
The Next Web AI 🔐 Cybersecurity ⚡ AI Lesson 1d ago
The Supreme Court just made it harder for police to track your phone
Your phone keeps a minute-by-minute diary of where you go. The US Supreme Court has now ruled that police cannot simply demand it. In a major win for digital pr
Reddit r/devops 🔐 Cybersecurity ⚡ AI Lesson 1d ago
Looking for feedback/suggestions on my DRP structure
Hello, I'm a solo junior SRE, and I started writing disaster recovery plans from scratch almost two years ago, and I've been continually improving and expanding
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
Has anyone noticed how much vendor risk has changed?
A few years ago, we'd ask whether a vendor had SOC 2. Now the questions are about subprocessors, AI usage, data residency, continuous monitoring, and how they m
TONResolver RAT Abuses TON Blockchain to Target Japan's Hotel Industry
Dev.to · Mark0 🔐 Cybersecurity ⚡ AI Lesson 1d ago
TONResolver RAT Abuses TON Blockchain to Target Japan's Hotel Industry
A new wave of phishing attacks has been observed targeting the Japanese hotel industry, specifically...
Windows Active Directory Hardening Checklist for SOC Teams
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
Windows Active Directory Hardening Checklist for SOC Teams
A practical, field-tested checklist based on real AD audits — not textbook theory. Continue reading on Medium »
ArXiv cs.AI 🔐 Cybersecurity 📄 Paper ⚡ AI Lesson 1d ago
COHORT: Collaborative Orchestration for Hardening via Offensive Replay on Emulated Topologies
arXiv:2606.30479v1 Announce Type: cross Abstract: Mitigating an observed adversary in an enterprise network typically takes weeks of expert work: an analyst der
ClickFix to reservation hijacking: Anatomy of the Booking.com hotel extranet compromise
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
ClickFix to reservation hijacking: Anatomy of the Booking.com hotel extranet compromise
<img src="https://external-preview.redd.it/7g_pAM1hUYsVnySVB1K1JnqMV29Gcku-HNtTPSiZwGE.jpeg?width=640&crop=smart&auto=webp&s=8a135d1ec6573b23a15102f
⚡ WhiteWidow: The Ultimate SQL Injection Scanner for Security Professionals
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
⚡ WhiteWidow: The Ultimate SQL Injection Scanner for Security Professionals
Strengthening Web Application Security Through Automated SQL Injection Detection Continue reading on Medium »
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 1d ago
How to Keep Customer Payment Data Secure and PCI-Compliant on a Tight Budget
Keep customer payment data secure on a budget by shrinking your PCI scope: outsource card handling to a compliant processor, tokenize stored data, encrypt every
13,000 Fake FIFA Websites Are Already Live. The World Cup Hasn’t Even Started.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
13,000 Fake FIFA Websites Are Already Live. The World Cup Hasn’t Even Started.
For years, the advice for avoiding scams was simple. Check the email address. Look for typos. Watch for broken English. If something felt… Continue reading on M
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
From Cyber Forensics to Enterprise Presales: My Cybersecurity Journey in Dubai
Growing up in Dubai, I knew early that I wanted to work in technology — specifically in the part of technology that involves figuring out… Continue reading on M
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
What 5 Years of Enterprise Security Presales in Dubai Actually Teaches You
There is a version of this job that looks simple from the outside. A vendor sends you a datasheet. You learn the features. You walk into a… Continue reading on
Waspada Jebakan Tautan “Nonton Bareng”: Mengapa Ancaman Phishing Semakin Meningkat di Musim Piala…
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
Waspada Jebakan Tautan “Nonton Bareng”: Mengapa Ancaman Phishing Semakin Meningkat di Musim Piala…
Analisis psikologis, modus operandi peretasan, dan panduan mitigasi keamanan digital saat euforia turnamen sepak bola. Continue reading on Medium »
Shadow Contracts & The Zero-Risk Revert Trick
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
Shadow Contracts & The Zero-Risk Revert Trick
Season 2: PROTOCOL ZERO, Chapter 3 | The Economics of Free Failure Continue reading on Medium »
10 Burp Suite Extensions Every Pentester Should Know (And How to Actually Use Them)
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
10 Burp Suite Extensions Every Pentester Should Know (And How to Actually Use Them)
I remember the first time I opened Burp Suite and thought it was enough on its own. Continue reading on OSINT Team »
The Error Message That Hands Attackers a Map of Your Database
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 1d ago
The Error Message That Hands Attackers a Map of Your Database
A QA tip about why a “harmless” crash on a long number is bigger than it looks. Continue reading on Medium »
Daring Fireball 🔐 Cybersecurity ⚡ AI Lesson 1d ago
Data Breach at Indian Supplier Tata Electronics Exposes iPhone 18 Pro Details and Photos
Munsif Vengattil, Aditya Kalra, and Stephen Nellis, reporting for Reuters: Sensitive lists of components and suppliers, ​and photos of Apple’s upcoming iPhone 1
Google put encryption inside phone calls because AI can now fake your mom’s voice It only works if…
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
Google put encryption inside phone calls because AI can now fake your mom’s voice It only works if…
Fake Call Detection is genuinely clever engineering. It’s also a quiet funeral for the phone call as a thing you can trust. Continue reading on Medium »
Nigeria’s CBN Data Localisation Directive: What Most People Are Missing
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1d ago
Nigeria’s CBN Data Localisation Directive: What Most People Are Missing
The January 2027 deadline is not just a compliance exercise. It is the opening chapter of Nigeria’s digital sovereignty story — and the… Continue reading on Med
TechRepublic 🔐 Cybersecurity ⚡ AI Lesson 2d ago
DOJ Seizes 400 Illegal FIFA World Cup Streaming Domains
Officials from the US Department of Justice seized nearly 400 domains linked to illegal World Cup streams and warned viewers about the risks of malware, phishin
TechRepublic 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Japanese Telecom Giant Says Breach May Expose 14.2 Million Email Accounts
KDDI says a breach may have exposed email addresses and passwords for up to 14.2 million ISP accounts across six providers. The post Japanese Telecom Giant Says
Tor Links, Done Carefully
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Tor Links, Done Carefully
The internet has always had layers. Continue reading on Medium »
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2d ago
The 'Zero-Click' Exploit: Why Updating Your iPhone in 2026 is No Longer Optional
The "Zero-Click" Exploit: Why Updating Your iPhone in 2026 is No Longer Optional Quick Answer (TL;DR) A "Zero-Click" exploit is a hack that compromises your iPh
Airlock: running untrusted code without handing it your keys
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Airlock: running untrusted code without handing it your keys
A disposable, hardened sandbox for npm installs, random repos, and the occasional sketchy CLI. Continue reading on Medium »
Mobile Security
Dev.to · LeoJulieta 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Mobile Security
Boosting Mobile Device Security: Lessons from the Apple Supplier Hack The recent hacking...
How OSINT Changed the Way I Look at the Internet!..
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
How OSINT Changed the Way I Look at the Internet!..
I thought cybersecurity was all about hacking. Learning OSINT made me realize it’s often about observing what people have already made… Continue reading on Medi
Why “change your password” after a data breach is mostly useless advice
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Why “change your password” after a data breach is mostly useless advice
You have seen that email before. Continue reading on ILLUMINATION »
Apple Drops iOS 26.5.2 Update To Patch 25 iPhone Security Flaws
Forbes Innovation 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Apple Drops iOS 26.5.2 Update To Patch 25 iPhone Security Flaws
The latest iPhone update is here, but there are no new features on board. This update is all about security fixes.
Common Security Vulnerabilities in Nigerian Web Apps — And How to Fix Them
Dev.to · zikarelhub 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Common Security Vulnerabilities in Nigerian Web Apps — And How to Fix Them
Most Nigerian business software has never been penetration tested. Here are the vulnerabilities...
Active Directory Attacks — ACL / ACE Abuse
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Active Directory Attacks — ACL / ACE Abuse
In Active Directory (AD), access control is enforced through security descriptors attached to directory objects (users, groups, computers… Continue reading on M
Visibilidade de rede e ativos por meio de monitoramento
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Visibilidade de rede e ativos por meio de monitoramento
Ver o que se passa na rede em tempo real pode ser a solução para uma expansão de infraestrutura segura isso pode ser feito com ferramentas… Continue reading on
Stapler — Intermediate PG OffSec Machine Walkthroughe
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Stapler — Intermediate PG OffSec Machine Walkthroughe
Today I’m sharing the methodology I follow when working through different boxes and machines. It’s probably not the best approach out… Continue reading on Mediu
Linux Hardening Çalışması Nasıl Planlanmalı?
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Linux Hardening Çalışması Nasıl Planlanmalı?
SSH, PAM, sudo, auditd, servis sürekliliği ve SIEM görünürlüğü üzerinden pratik saha notları Continue reading on Medium »
Hack Smarter — City Council (Active Directory)
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Hack Smarter — City Council (Active Directory)
How can a simple application for public service requests lead to full AD domain compromise? Well, this is what I am going to show you! Continue reading on InfoS
Why Bug Bounty Hunters Are the Future While AI Replaces Software Engineers
Medium · ChatGPT 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Why Bug Bounty Hunters Are the Future While AI Replaces Software Engineers
The one skill AI can’t automate – and how it’s quietly making people rich* Continue reading on Medium »
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Fileless macOS malware triggered by `npm`/`node`, survives clean reinstalls, evades Malwarebytes, blocked by DTrace/gcore (SIP). Need help identifying it.
So i was working with claude code on a project locally and found out a proccess start when i do npm run dev or build, this was pointed out by claude and somewha
My Brain Has Too Many Tabs Open: The High-Performance Art of Hard Reset
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
My Brain Has Too Many Tabs Open: The High-Performance Art of Hard Reset
Why rejecting tech-bro “bio-hacking” and the sterile hoodie stereotype is the only real way to survive as a woman in cybersecurity. Continue reading on Medium »
Building a Zero Trust Security Strategy with Palo Alto Networks
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Building a Zero Trust Security Strategy with Palo Alto Networks
Cybercriminals no longer rely on brute-force attacks alone. Today’s attackers steal identities, exploit trusted users, abuse cloud… Continue reading on Medium »
Intigriti Monthly Bonus Challenge — Leaky Jar (June 2026)
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Intigriti Monthly Bonus Challenge — Leaky Jar (June 2026)
Challenge: Intigriti 0626 (Bonus) — Leaky Jar Target: https://leakyjar.intigriti.io/ Category: Web Vulnerability: Unauthenticated… Continue reading on Medium »
I Tested the 5 Best Online Image Converter Tools (2026): Here’s the Winner
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
I Tested the 5 Best Online Image Converter Tools (2026): Here’s the Winner
One careless image upload can expose far more than you realize. Every day, millions of people use free online image converters to change… Continue reading on Pr
TryHackMe — Simple CTF: The Note That Gave Everything Away
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
TryHackMe — Simple CTF: The Note That Gave Everything Away
The FTP server was anonymous. The password was “secret”. The vim binary was sudo. This box didn’t hide anything, it just waited to see if… Continue reading on M
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
How AI-Powered Firewalls Outsmart Hackers Before They Strike
Cyberattacks are no longer a rare event but part of everyday life — for businesses and even for individual users. Phishing emails… Continue reading on Medium »
AdversaryGraph v5.0: From CTI Mapping to Attack Simulation and SIEM Validation
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
AdversaryGraph v5.0: From CTI Mapping to Attack Simulation and SIEM Validation
A self-hosted CTI-to-detection workbench for ATT&CK mapping, IOC investigation, malware analysis, asset attack-surface mapping, attack… Continue reading on Medi
Trust But Verify Write-up Cylab-Academy(PicoCTF)
Medium · LLM 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Trust But Verify Write-up Cylab-Academy(PicoCTF)
Hello everyone, and welcome to this new guide covering the picoCTF (CyberLab Academy) challenges; this is the first one I’ve done… Continue reading on Medium »
Beyond Consent: Why DPDP Phase 2 Is a Governance Challenge for Organizations
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Beyond Consent: Why DPDP Phase 2 Is a Governance Challenge for Organizations
Why Consent Management Could Be the Defining Compliance Challenge Continue reading on Medium »
Current Cybersecurity Operating Models Do Not Operate at the Speed and Acceleration of the Attack…
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Current Cybersecurity Operating Models Do Not Operate at the Speed and Acceleration of the Attack…
We have spent years arguing about the size of the attack surface. Size was never the thing that was going to hurt us. Continue reading on Medium »