Tech Skills

Cybersecurity

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

17,958
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 (11,049) Articles (5474)Blog Posts (4298)Tutorials (402)Research Papers (34)News (841)
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Introducing to Heap Overflow: tcache metadata hijacking
What Is the Difference Between tcache_house_of_spirit and tcache_metadata_hijacking? Both techniques are heap exploitation primitives, but… Continue reading on
Why I Stopped Renting My Operating System
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Why I Stopped Renting My Operating System
The hidden cost of “user-friendly” tech, and what happens when you finally claim root access to your digital life. Continue reading on Medium »
The Open Source Security Reset
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
The Open Source Security Reset
Finding bugs is becoming cheap. The scarce work in open source security is proving that fixes survive review and reach production. Continue reading on AISecHub
A Suspicious Process Creation Alert Pops Up… What Should You Do Next?
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
A Suspicious Process Creation Alert Pops Up… What Should You Do Next?
Process creation is one of the most important and critical events to monitor on any operating system. Continue reading on Medium »
Why Learning C Still Matters for Cybersecurity in 2026
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Why Learning C Still Matters for Cybersecurity in 2026
Python helps you automate tasks. C helps you understand the machine. Discover why C remains one of the most valuable languages for… Continue reading on Medium »
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
It's looking like a hot, messy summer for security teams as AI finds countless previously hidden vulns
More holes, more patches. https://www.theregister.com/security/2026/06/27/its-looking-like-a-hot-messy-summer-for-security-teams-as-ai-finds-countless-previousl
I Popped Admin on a SaaS Platform in 2 HTTP Requests — Here’s the Whole Kill Chain
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
I Popped Admin on a SaaS Platform in 2 HTTP Requests — Here’s the Whole Kill Chain
Free account → full data breach → 1,630 private documents → CEO account takeover. All before my coffee got cold. Continue reading on Medium »
Inside the Command, Control, and Exploitation of North Korea’s Disguised IT Workforce
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Inside the Command, Control, and Exploitation of North Korea’s Disguised IT Workforce
The Digital Assembly Line Continue reading on Medium »
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
I jailbroke a robot’s brain with one sentence. Then I open-sourced the tool.
Last week I gave a robot policy one extra sentence. It dropped its real task and did what I told it instead. Same setup without the… Continue reading on Medium
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
This Is Quietly Breaking SOC Workflows
Something is starting to crack inside a lot of security teams right now. Continue reading on Medium »
Your Source Is Clean. Your Binary Isn’t.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Your Source Is Clean. Your Binary Isn’t.
What if your code passed review, your git history was spotless, and your SAST scan was green — and the binary you shipped was still… Continue reading on Medium
Kerberos Authentication
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Kerberos Authentication
Understanding Kerberos Authentication: Mechanisms, Tickets, and Key Concepts Continue reading on Medium »
Falsifiable Security: The Forward Case for Chaos Engineering in Cyber Defense
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Falsifiable Security: The Forward Case for Chaos Engineering in Cyber Defense
Chaos engineering was born at Netflix as a way to prove that distributed systems could survive failure, and it is now being adapted to… Continue reading on Medi
IBM and OpenAI Just Changed Enterprise Cybersecurity Forever
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
IBM and OpenAI Just Changed Enterprise Cybersecurity Forever
After studying enterprise security trends, I realized AI is no longer just helping developers — it is becoming part of the security team. Continue reading on Me
WordPress Security: Protecting More Than Just a Website
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
WordPress Security: Protecting More Than Just a Website
A few months ago, I was contacted by a small business owner whose WordPress site had been hacked. Continue reading on Medium »
The Report Was Good. That’s What Made the Gap Interesting.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
The Report Was Good. That’s What Made the Gap Interesting.
What a broken deployment, an unauthenticated SAP endpoint, and a footnote taught me about what assessment delivery actually requires. Continue reading on Cyber
Vulnerability Assessment
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Vulnerability Assessment
Firstly, lets figure out what vulnerability is. Basically A vulnerability in cybersecurity is a weakness or flaw in a system, application… Continue reading on M
How Hacker Gets Initial Access
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
How Hacker Gets Initial Access
What is Initial Access? Continue reading on Medium »
Reddit r/LocalLLaMA 🔐 Cybersecurity ⚡ AI Lesson 1w ago
96gb+ 4090's and 5090 are literally a scam. I mods these cards myself
I run a small gpu lab in the USA and work closely with two factories in china designing/producing 48gb 4090 PCB's. The only recent card weve gotten was the 32gb
I Spent a Week Learning to Break Into Computers — Here’s What Surprised Me Most
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
I Spent a Week Learning to Break Into Computers — Here’s What Surprised Me Most
A first-year computer science student’s account of five days at Uganda Christian University’s Cybersecurity Bootcamp Continue reading on Medium »
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
TryHackMe Writeup: IronShade APT Forensic Analysis
This post dissects a simulated incident involving IronShade, a notorious hacking group known for targeting Linux infrastructure with… Continue reading on Medium
Dormant Credentials Are an Active Threat
Medium · DevOps 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Dormant Credentials Are an Active Threat
On June 17, 2026, someone logged into an npm account that had not published anything since February 2025 and used it to push malicious… Continue reading on Medi
Research on Parameter Tampering
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Research on Parameter Tampering
This research was conducted as a part of cybersecurity internship at EyeQ Dot Net Private Limited | Cyber Security Continue reading on Medium »
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Best Cyber Security Companies: Securing Business Growth with Lotus Roots Technologies
The digital economy has created unprecedented opportunities for businesses to innovate and expand their operations. At the same time… Continue reading on Medium
I Thought My 99% Accurate IDS Was Ready for the Real World. I Was Wrong.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
I Thought My 99% Accurate IDS Was Ready for the Real World. I Was Wrong.
A simple cross-dataset experiment challenged everything I thought I knew about machine learning for intrusion detection. Continue reading on Medium »
Building a Data Protection Framework with Microsoft Purview
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Building a Data Protection Framework with Microsoft Purview
Platform: Microsoft Purview (M365 E5) Continue reading on Medium »
If I Were Starting Cybersecurity Today, I’d Ignore Most of the Advice Online
Medium · Python 🔐 Cybersecurity ⚡ AI Lesson 1w ago
If I Were Starting Cybersecurity Today, I’d Ignore Most of the Advice Online
Continue reading on Medium »
AdaptixC2 Explained: Understanding Modern Command-and-Control Frameworks from a Defender’s…
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
AdaptixC2 Explained: Understanding Modern Command-and-Control Frameworks from a Defender’s…
Why Security Professionals Should Understand Modern C2 Frameworks Continue reading on Medium »
How Bad Actors Exploited DNS Laxity in 2026: A Deep Dive into Domain Infrastructure Vulnerabilities
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
How Bad Actors Exploited DNS Laxity in 2026: A Deep Dive into Domain Infrastructure Vulnerabilities
The cyber threat landscape of 2026 has exposed a fundamental flaw in enterprise security: companies are defending their perimeters while… Continue reading on Me
Best Temporary Email for Gmail Verification in 2026: Stay Private and Avoid Spam
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Best Temporary Email for Gmail Verification in 2026: Stay Private and Avoid Spam
Every day, millions of people create new online accounts. Whether you’re signing up for a new app, testing a website, or downloading… Continue reading on Medium
DOM-Based Vulnerabilities: A Technical Guide to Exploitation and Mitigation
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
DOM-Based Vulnerabilities: A Technical Guide to Exploitation and Mitigation
Aprende a identificar, explotar y mitigar vulnerabilidades DOM (XSS, CSPP y DOM Clobbering) con metodologías avanzadas de Bug Bounty. Continue reading on Medium
The Death of Legacy WHOIS: How Modern Security Teams Track Malicious Infrastructure
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
The Death of Legacy WHOIS: How Modern Security Teams Track Malicious Infrastructure
Modern threat actors have learned to exploit privacy proxy services and GDPR redactions to conceal their corporate footprints. Continue reading on Medium »
CYBER AEGIS (Part 1): Architecting a Full-Spectrum Enterprise SOC Lab from Scratch
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
CYBER AEGIS (Part 1): Architecting a Full-Spectrum Enterprise SOC Lab from Scratch
How we built a defensible, multi-layered Purple Team environment to simulate real-world cyberattacks. Continue reading on Medium »
I Left a Fake Server Online for 21 Days. Here’s Who Showed Up.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
I Left a Fake Server Online for 21 Days. Here’s Who Showed Up.
939,329 attacks. 7 criminal campaigns. 101 countries. What a 21-day SSH honeypot revealed about who’s scanning the internet right now. Continue reading on Mediu
AI Companies Face Collapse After Single Privacy Error
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
AI Companies Face Collapse After Single Privacy Error
Smarter AI pushes forward at full speed — yet slipping personal data keeps pace, sprinting right beside it. Continue reading on StartupInsider »
Government Infrastructure Exposure in a Chinese-linked Mass WordPress/CMS Exploitation Dataset
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Government Infrastructure Exposure in a Chinese-linked Mass WordPress/CMS Exploitation Dataset
A victimology-focused follow-on analysis with emphasis on GCC and Middle East government exposure Continue reading on Medium »
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
5 things SOC teams hate about legacy EDR platforms
https://lightedr.com/blog/2026-06-26-soc-legacy-edr-complaints/ Continue reading on Medium »
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Welcome to the LightEDR Blog
Welcome to the LightEDR blog — a weekly space where we share development updates, detection engineering notes, and thoughts on building… Continue reading on Med
Quebrando as Algemas do EDR: Native Unhooking na Prática (x86/WOW64)
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Quebrando as Algemas do EDR: Native Unhooking na Prática (x86/WOW64)
Como os agentes de segurança monitoram seus processos em Modo Usuário e como reescrever as regras do jogo manipulando a ntdll.dll Continue reading on Medium »
How to Block Apps from Accessing the Internet on Mac
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
How to Block Apps from Accessing the Internet on Mac
I spend part of my week watching what apps say to the internet, and most of them say more than they need to. A PDF viewer that calls a… Continue reading on Medi
Your App Is Leaking Secrets and You Don’t Know It
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Your App Is Leaking Secrets and You Don’t Know It
Most apps encrypt data in transit, forget it at rest, and never even think about data in use. Here’s where your secrets quietly walk out… Continue reading on Le
GitHub Disables Automatic Npm Install Script Execution
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
GitHub Disables Automatic Npm Install Script Execution
GitHub will block automatic install script execution in npm by default starting to mitigate rising software supply chain security risks. Continue reading on Lev
African Developers Are Building the Most Targeted Software in the World
Medium · Python 🔐 Cybersecurity ⚡ AI Lesson 1w ago
African Developers Are Building the Most Targeted Software in the World
Financial apps, health records, government systems the things African developers build are exactly what attackers want. Most of us are not… Continue reading on
Cybersecurity News Review — Week 26 (2026)
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Cybersecurity News Review — Week 26 (2026)
A zero-day exploited for months before anyone noticed and an unpatchable iPhone flaw are just two of this week’s unsettling headlines… Continue reading on Cyber
We Built a Workflow Engine That Can’t Have n8n’s CVE
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
We Built a Workflow Engine That Can’t Have n8n’s CVE
n8n had CVE-2025–68613 last month CVSS 9.9, RCE via expression eval. That’s not the interesting part. Continue reading on Medium »
Demonstrating LLMNR Poisoning in Active Directory
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Demonstrating LLMNR Poisoning in Active Directory
LLMNR refers to Link Local Multicast Name Resolution which is a protocol that acts as a fallback for failure in DNS lookups on a network… Continue reading on Me
An AI Just Broke Into the NSA And Nobody’s Talking About What That Actually Means.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 1w ago
An AI Just Broke Into the NSA And Nobody’s Talking About What That Actually Means.
On June 11, 2026, an AI model breached almost all NSA classified systems. Continue reading on Age of Awareness »
Build a Password Generator With Python
Medium · Machine Learning 🔐 Cybersecurity ⚡ AI Lesson 1w ago
Build a Password Generator With Python
Weak passwords are one of the biggest security risks in the world. Here is how to build a tool that generates strong ones automatically. Continue reading on Med