Tech Skills

Cybersecurity

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

17,800
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 (10,895) Articles (5392)Blog Posts (4254)Tutorials (378)Research Papers (34)News (837)
BioShocking: How AI Browsers Were Tricked Into Handing Over Your Passwords
Dev.to · Cor E 🔐 Cybersecurity ⚡ AI Lesson 1d ago
BioShocking: How AI Browsers Were Tricked Into Handing Over Your Passwords
Six AI browsers and assistants. One adversarial framing technique. Your credentials,...
Cyber Hygiene: The Everyday Habits That Protect Your Digital Life
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Cyber Hygiene: The Everyday Habits That Protect Your Digital Life
Imagine waking up one morning and finding that your email, social media, bank account, and cloud storage have all been locked. Continue reading on Medium »
Top 10 Open Source Security Tools for Kubernetes in 2026
Medium · DevOps 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Top 10 Open Source Security Tools for Kubernetes in 2026
Kubernetes security in 2026 is not a single product purchase decision — it is a layered defence built from focused, best-in-class… Continue reading on Devops &
The Night My Database Disappeared: A Laravel Developer’s Nightmare (And How to Make Sure It Never…
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
The Night My Database Disappeared: A Laravel Developer’s Nightmare (And How to Make Sure It Never…
I still remember the exact moment. Continue reading on Medium »
7 Favorite Spots Hackers Look For When Hunting Website Vulnerabilities (With Real Laravel Examples)
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2d ago
7 Favorite Spots Hackers Look For When Hunting Website Vulnerabilities (With Real Laravel Examples)
Ever wondered where hackers actually start when they target a website? It’s not some mystical process that needs god-tier skills. Most… Continue reading on Code
Threat Intelligence Sharing: Why Collective Defense Is the Future of Ransomware Protection
Dev.to · Atharv Gupta 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Threat Intelligence Sharing: Why Collective Defense Is the Future of Ransomware Protection
Ransomware has kinda moved past those lone, isolated hits that individual hackers used to do. These...
The Invisible War: What Cybercriminals Don’t Want You to Know
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
The Invisible War: What Cybercriminals Don’t Want You to Know
There is actually a war happening every day. It is not noticeable, heard, or accessible to touch. However, it is real. It’s the war for… Continue reading on Med
How I Turned a Worthless CSRF + IDOR into a Full Account Takeover
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
How I Turned a Worthless CSRF + IDOR into a Full Account Takeover
What started as a boring, late-night bug hunting session turned into one of the most critical security findings of my career. Continue reading on Medium »
ArXiv cs.AI 🔐 Cybersecurity 📄 Paper ⚡ AI Lesson 2d ago
CVE-TTP KG: Knowledge Graph Linking Software Vulnerabilities to Attack Behaviors
arXiv:2606.31557v1 Announce Type: cross Abstract: In the evolving threat landscape, adversaries exploit software vulnerabilities to launch sophisticated attacks
I found 10 bugs in my own security scanner. Here's what they taught me about false positives.
Dev.to · Zein Saleh 🔐 Cybersecurity ⚡ AI Lesson 2d ago
I found 10 bugs in my own security scanner. Here's what they taught me about false positives.
I built a VS Code extension that scans code for leaked secrets, PII, and security vulnerabilities...
Reddit r/webdev 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Sudden SSL Error for github pages custom domain website
Hi, I am currently developing and hosting a website on github pages. I purchased a domain and set up the proper DNS records linking it back to github servers (4
Reverse-proof protector
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Reverse-proof protector
If you’ve ever run a program protected by Themida or StarForce, you’ve probably noticed strange system glitches, sudden slowdowns, and… Continue reading on OSIN
The 7 IAM Misconfigurations We See in Almost Every AWS Account
Dev.to · Shieldly 🔐 Cybersecurity ⚡ AI Lesson 2d ago
The 7 IAM Misconfigurations We See in Almost Every AWS Account
Originally published at shieldly.io/blog. After analyzing a lot of IAM policies, the same seven...
Why Unified Intelligence Platforms Are Becoming the Backbone of Modern Cybersecurity
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Why Unified Intelligence Platforms Are Becoming the Backbone of Modern Cybersecurity
Disconnected tools generate alerts. Unified intelligence platforms generate understanding. Continue reading on Medium »
They Were Watching the Whole Time
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
They Were Watching the Whole Time
I spent twenty years in cybersecurity tracking what adversaries do inside other people’s networks. It took me an embarrassingly long time… Continue reading on M
SQL Injection: Types, Logic, Examples, and Testing Methodology
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
SQL Injection: Types, Logic, Examples, and Testing Methodology
Heeeere we goooo: SQL injection or SQLi, is a vulnerability that occurs when an application includes user-controlled input inside an SQL… Continue reading on Me
Nobody Is Coming to Save Your Privacy. Build the Tools Yourself
Dev.to · v. Splicer 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Nobody Is Coming to Save Your Privacy. Build the Tools Yourself
The cavalry isn't delayed. It was never dispatched. You have already done the ritual. You clicked...
How Three Low-Severity Bugs Chained Into One-Click XSS
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
How Three Low-Severity Bugs Chained Into One-Click XSS
A walkthrough of the DOOM box. Three “small” bugs that mean almost nothing on their own, but when composed together give you a one-click… Continue reading on Me
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Brand New to Cyber - One Question
Hello All! This is my first time posting but I just have a quick question if you all would be willing to give your input. I have 2.5 years of helpdesk experienc
The Billion Dollar Business of Making You Forget Passwords
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
The Billion Dollar Business of Making You Forget Passwords
The internet trusted passwords for decades. Now it’s trying to erase them. Continue reading on Medium »
Your ChatGPT History Is a Liability. I Fixed That With a $80 Chip and a Pi5.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Your ChatGPT History Is a Liability. I Fixed That With a $80 Chip and a Pi5.
You are not the customer. You are the training data. And now you are also the evidence. Continue reading on Medium »
Your ChatGPT History Is a Liability. I Fixed That With a $80 Chip and a Pi5.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Your ChatGPT History Is a Liability. I Fixed That With a $80 Chip and a Pi5.
You are not the customer. You are the training data. And now you are also the evidence. Continue reading on CodeToDeploy »
Aikido buys Root to patch open source in place, without the upgrade dance
Dev.to · Leo 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Aikido buys Root to patch open source in place, without the upgrade dance
Aikido Security acquired Root, a company whose technology fixes known vulnerabilities directly inside the package version you already run. The trade-off: someon
Guía de Inyección de Comandos OS: Explotación, Bypass de WAF y PoC
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Guía de Inyección de Comandos OS: Explotación, Bypass de WAF y PoC
Aprende técnicas avanzadas de inyección de comandos OS, evasión de WAF, escalación de impacto y cómo redactar informes de PoC. Continue reading on Medium »
Account Takeover Attacks: Why Authentication Isn’t the Real Problem
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Account Takeover Attacks: Why Authentication Isn’t the Real Problem
Research June 27, 2026 · 6 min read Continue reading on Medium »
On Security+, the password attack is decided by one detail in the question
Dev.to · TiltedLunar123 🔐 Cybersecurity ⚡ AI Lesson 2d ago
On Security+, the password attack is decided by one detail in the question
Four of the password attacks on SY0-701 read almost identically on the exam. The attacker wants...
reCAPTCHA v2 vs v3 vs Enterprise — how to tell which one you're fighting (and how to solve each)
Dev.to · Bassem Shahin 🔐 Cybersecurity ⚡ AI Lesson 2d ago
reCAPTCHA v2 vs v3 vs Enterprise — how to tell which one you're fighting (and how to solve each)
Not all reCAPTCHA is the same. Here's how to identify v2 checkbox, v2 invisible, v3 score, and Enterprise from the page itself — what each means for automation,
5G Security: Why Most Operators Are Underprepared for the Threats Standalone Architecture Introduces
Dev.to · 5gwolrdpro 🔐 Cybersecurity ⚡ AI Lesson 2d ago
5G Security: Why Most Operators Are Underprepared for the Threats Standalone Architecture Introduces
5G SA was supposed to be more secure than every generation before it. In several important ways, it...
Dangerous Trends
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Dangerous Trends
Behavioral monitoring can inform authorization. It cannot replace the authorization boundary. Continue reading on Medium »
Dangerous Trends
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Dangerous Trends
Behavioral monitoring can inform authorization. It cannot replace the authorization boundary. Continue reading on Medium »
900+ Downloads, 1 Star, 1 Comment: What I Learned Launching a Security Tool
Dev.to · Dockfix Labs 🔐 Cybersecurity ⚡ AI Lesson 2d ago
900+ Downloads, 1 Star, 1 Comment: What I Learned Launching a Security Tool
Two weeks of open-source security tooling: download numbers, what worked, what did not, and technical lessons.
The Bug That Sends "Authorization: bearer undefined" - And Why It's So Easy to Miss
Dev.to · Eshaan Agrawal 🔐 Cybersecurity ⚡ AI Lesson 2d ago
The Bug That Sends "Authorization: bearer undefined" - And Why It's So Easy to Miss
Authorization: bearer undefined No error. No stack trace. Just a 401 that looked like it...
Why Do Hackers and Cybersecurity Professionals Hide Their Identity?
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Why Do Hackers and Cybersecurity Professionals Hide Their Identity?
why do hackers and cybersecurity prbeessionaly profesionals hide their identity ? Continue reading on Medium »
5G Security: Why Most Operators Are Underprepared for the Threats Standalone Architecture…
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
5G Security: Why Most Operators Are Underprepared for the Threats Standalone Architecture…
5G SA was supposed to be more secure than every generation before it. In several important ways, it is. But the same architectural changes… Continue reading on
Claude Code users complain their chat records are being mysteriously wiped out
The Register 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Claude Code users complain their chat records are being mysteriously wiped out
Got important chats older than 30 days? You'd better be sure the transcripts still exist
Red Team Journey
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Red Team Journey
Red Team Journey | Chapter 2: Linux Fundamentals — Essential Commands Every Beginner Should Know Continue reading on Medium »
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
The MySQL Mistakes PHP Developers Keep Making — Now With an AI Twist
Old database habits, a new source of bugs, and why “it uses a prepared statement” doesn’t always mean what you think Continue reading on Medium »
They Already Stole Your Money. Now They Want It Twice.
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
They Already Stole Your Money. Now They Want It Twice.
The cruelest scam of 2026 doesn’t hunt for new victims. It hunts for the ones who already lost everything, and a fake lawyer is the bait. Continue reading on OS
PEB Corruption: A Remote Process Crash Technique
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
PEB Corruption: A Remote Process Crash Technique
The Process Environment Block (PEB) is a critical runtime structure in Windows that contains essential process metadata: image base, heap… Continue reading on M
Account Takeover Attacks: Why Authentication Isn’t the Real Problem
Dev.to · Sentinel Layer 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Account Takeover Attacks: Why Authentication Isn’t the Real Problem
Modern attackers don't always steal passwords—they steal trusted sessions. Learn why authentication...
Reddit r/cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Cybersecurity statistics of the week (June 22nd - June 28th)
Hi guys, I send out a weekly newsletter with the latest cybersecurity vendor reports and research, and thought you might find it useful, so sharing it here. All
When the Most Important Feature of a Migration Toolset Isn’t a Feature at All
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
When the Most Important Feature of a Migration Toolset Isn’t a Feature at All
A Story About Identity, Trust, and Choosing the Right Active Directory Migration Platform Continue reading on Medium »
HOW TO RECOVER CRYPTOCURRENCY LOST TO BITCOIN INVESTMENT SCAM/MALICE CYBER RECOVERY WIL DO IT
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
HOW TO RECOVER CRYPTOCURRENCY LOST TO BITCOIN INVESTMENT SCAM/MALICE CYBER RECOVERY WIL DO IT
I never thought I would become the kind of person who fell for an investment scam I always believed I was careful, skeptical, and smart… Continue reading on Med
The 90% Discount on Claude Tokens Has a Small Catch: You May Be the Product
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
The 90% Discount on Claude Tokens Has a Small Catch: You May Be the Product
A cheap Claude proxy is not just a bargain API. It may be an account farm, a model swap, and a very efficient way to leak your prompts… Continue reading on Medi
Your Patch Didn’t Fix It: Inside the libssh2 Flaw Hiding in Half Your Toolchain (CVE-2026–55200)
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Your Patch Didn’t Fix It: Inside the libssh2 Flaw Hiding in Half Your Toolchain (CVE-2026–55200)
There’s a particular kind of dread that comes from realizing a vulnerability isn’t in some app you installed last week — it’s in a library… Continue reading on
Aflac Japan Data Breach Exposes 4.38 Million Policyholder Records
Dev.to · BeyondMachines 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Aflac Japan Data Breach Exposes 4.38 Million Policyholder Records
Aflac Japan reported a data breach affecting 4.38 million policyholders after unauthorized actors accessed the 'Aflac Yoriso Net' portal for ten days. The breac
Metasploit Modules: The Brutal Blueprint Behind Real-World Attack Simulation
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
Metasploit Modules: The Brutal Blueprint Behind Real-World Attack Simulation
Metasploit is not just a tool for “running exploits.” That explanation is too small. Metasploit is a modular penetration testing framework… Continue reading on
CYBERIST
Medium · Cybersecurity 🔐 Cybersecurity ⚡ AI Lesson 2d ago
CYBERIST
(CYBER SecurIty AnalyST) Continue reading on Medium »