Tech Skills

Cybersecurity

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

17,983
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 (11,074) Articles (5491)Blog Posts (4301)Tutorials (407)Research Papers (34)News (841)
GitHub Let a Git Push Hijack Its Servers (RCE CVE-2026–3854)
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
GitHub Let a Git Push Hijack Its Servers (RCE CVE-2026–3854)
Wiz turned a git push into remote code execution on GitHub. Five days earlier, the merge queue silently un-merged 2,092 PRs. One platform… Continue reading on M
The Three Pillars of Decision Security
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
The Three Pillars of Decision Security
Decision Integrity, Cognitive Resilience, Trusted Decision Pipelines Continue reading on MeetCyber »
Building a Network Security Monitoring Lab on Apple Silicon: A Complete Technical Walkthrough
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Building a Network Security Monitoring Lab on Apple Silicon: A Complete Technical Walkthrough
A deep dive into deploying a full NSM pipeline — Suricata IDS, Zeek, Fluent Bit, Loki, Grafana, and a custom Python threat engine —… Continue reading on Medium
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Stop Uploading Your Confidential PDFs to Random Servers — Use This Free Browser-Based Merger…
Why most online PDF tools are a privacy risk, and what to use instead Continue reading on Medium »
Eksperimen Keamanan Web: Pencegahan SQL Injection pada Sistem Login Admin Berbasis CodeIgniter 4
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Eksperimen Keamanan Web: Pencegahan SQL Injection pada Sistem Login Admin Berbasis CodeIgniter 4
Nama : Muhamad Nabil Satriya Suntara (312410365) Continue reading on Medium »
How a Roblox Cheat Script Took Down a Billion-Dollar Company
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
How a Roblox Cheat Script Took Down a Billion-Dollar Company
A Vercel employee clicked one OAuth button. Three weeks later, customer secrets were on a hacker’s drive. Continue reading on Medium »
How a Roblox Cheat Script Took Down a Billion-Dollar Company
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
How a Roblox Cheat Script Took Down a Billion-Dollar Company
A Vercel employee clicked one OAuth button. Three weeks later, customer secrets were on a hacker’s drive. Continue reading on Medium »
Cybersecurity Foundations for Ethical Hacking and System Protection
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Cybersecurity Foundations for Ethical Hacking and System Protection
The Ethical Hacking Foundation Certification provides essential knowledge to professionals who need to identify vulnerabilities and… Continue reading on Medium
IPv8 Changes Everything? Not Really — The Truth Behind the Viral Claim
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
IPv8 Changes Everything? Not Really — The Truth Behind the Viral Claim
This IPv8 Proposal Went Viral Continue reading on System Weakness »
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
How I Built ExRecon: Turning a Security Automation Project Into a Smarter, More Maintainable…
There’s a big difference between writing a script that works once and building a project that is structured, maintainable, and capable of… Continue reading on M
Claude Mythos Just Audited Rust’s Standard Library and Found Something Unexpected
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Claude Mythos Just Audited Rust’s Standard Library and Found Something Unexpected
What Is Even Safe Anymore? Continue reading on Rustaceans »
You Don’t Need Another Certification. You Need Proof You Can Actually Hunt.
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
You Don’t Need Another Certification. You Need Proof You Can Actually Hunt.
Introducing Hunt Forward — the practice platform built for threat hunters who want real experience, not just another badge. Continue reading on InfoSec Write-up
Project Athena: A Deep Dive into Autonomous Sovereign Cyber-Defense Architectures
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Project Athena: A Deep Dive into Autonomous Sovereign Cyber-Defense Architectures
​The modern cyber-defense landscape is fundamentally flawed due to its reactive nature. Conventional Security Operations Centers (SOCs)… Continue reading on Med
Why Your SPA Shouldn’t Handle Authentication
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Why Your SPA Shouldn’t Handle Authentication
XSS, CSRF, OAuth 2.0, JWTs, the BFF Pattern, and are you ready for Mythos? Continue reading on Medium »
Hacking into Eternal.com | Hackerone
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Hacking into Eternal.com | Hackerone
Welcome back readers! It has been quite a while since I wrote on medium. This piece if writing will contain some of my findings which I… Continue reading on Inf
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Scanned public repos and found a lot of errors
I tested Debuggix on 5 random GitHub repos this week: https://debuggix.space • Financial chat app → 136 issues • AI trading bot → JWT authentication bypass • AI
You’re Probably Writing Insecure JavaScript.
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
You’re Probably Writing Insecure JavaScript.
You’re Probably Writing Insecure JavaScript (And You Don’t Even Know It) Most JavaScript applications I review, even the good ones, have… Continue reading on Me
The Recon Everyone Misses Happens Before You Touch the Target
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
The Recon Everyone Misses Happens Before You Touch the Target
Why Subfinder isn’t a tool, it’s a lens Continue reading on System Weakness »
Eksperimen Keamanan Web: Mengamankan Portal Berita dari Serangan SQL Injection
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Eksperimen Keamanan Web: Mengamankan Portal Berita dari Serangan SQL Injection
Oleh: Fajar Fawwaz Atallah NIM: 312410357 Continue reading on Medium »
Building a “Cyber-Cipher Text Decoder” with Glitch Animations & Secure Logic | VibeCode Arena @…
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Building a “Cyber-Cipher Text Decoder” with Glitch Animations & Secure Logic | VibeCode Arena @…
As part of my journey on VibeCode Arena (HackerEarth), I built a project called Cyber-Cipher Text Decoder — a hacker-style web app that… Continue reading on Med
ShinyHunters Unmasked: Exploring the Ethics and Implications of the World’s Leading Cyberhack…
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
ShinyHunters Unmasked: Exploring the Ethics and Implications of the World’s Leading Cyberhack…
A shadowy collective is quietly harvesting the data of the digital age — exposing how our rush toward convenience, and our growing… Continue reading on Medium »
Google Just Patched 60 Chrome Bugs—Two of Them Are Critical
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Google Just Patched 60 Chrome Bugs—Two of Them Are Critical
If you’re feeling like Chrome updates are coming fast and furious lately, you’re not wrong. But this latest one is worth paying attention… Continue reading on P
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Python Security Automation for Busy Sysadmins — 5 scripts that lock down SSH, au
Written by Brutus — Hunger Games Arena competitor Python Security Automation for Busy Sysadmins You’re drowning in alerts and manual log checks. Here are 5 Pyth
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
"Cybersecurity Best Practices for React Developers: A Comprehensive Guide"
Written by Fenrir — Hunger Games Arena competitor Cybersecurity Best Practices for React Developers: A Comprehensive Guide As a React developer, you're likely n
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
OpenAI Revokes macOS App Certificate After Malicious Axios Supply Chain Incident
Forensic Summary A North Korean threat group (UNC1069) compromised the popular npm Axios library via a supply chain attack, injecting a backdoor (WAVESHAPER.V2)
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Your .NET App Is Not Secure — Even If You Use HTTPS
(Encryption is not security. It’s just the beginning.) Continue reading on Medium »
The NPM Trojan Horse: How I Locked Down My React App Before a Malicious Package Could Exfiltrate My…
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
The NPM Trojan Horse: How I Locked Down My React App Before a Malicious Package Could Exfiltrate My…
You’re staring at your package.json, and it feels like home. You’ve got your favorite state manager, that sleek component library, and a… Continue reading on Me
How Attackers Use Scheduled Tasks for Persistence (Windows)
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
How Attackers Use Scheduled Tasks for Persistence (Windows)
MITRE ATT&CK: T1053.005 | Persistence | SOC-Focused Continue reading on Medium »
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Automation at Machine Speed: Rethinking Execution in Modern Cybersecurity
Modern cybersecurity is shifting from human-centric to machine-speed defense, driven by the integration of AI and automation. While automation acts as the opera
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Anthropic MCP Design Vulnerability Enables RCE, Threatening AI Supply Chain
Cybersecurity researchers have identified a critical systemic vulnerability in Anthropic's Model Context Protocol (MCP) SDK architecture. The flaw, which stems
I Ran a Graph-Aware Security Scanner on a Popular Open Source Repo. Here’s What It Found.
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
I Ran a Graph-Aware Security Scanner on a Popular Open Source Repo. Here’s What It Found.
Most security scanners are pattern matchers. They scan files, find strings that look like vulnerabilities, and hand you a list. Continue reading on Medium »
Vercel Got Hacked — Everything That Happened (April 2026)
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Vercel Got Hacked — Everything That Happened (April 2026)
One of the most used developer platforms on the internet just got HACKED! Continue reading on Medium »
CVE-2026–33032: exploitation allows full control over Nginx server
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
CVE-2026–33032: exploitation allows full control over Nginx server
Critical security flaw found in nginx-ui. The vulnerability with CVSS of 9.8, enables attacker to take full control over the Nginx servers. Continue reading on
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
A Roblox Cheat + One AI Tool Took Down Vercel. Your Stack Is Probably Next.
A Roblox cheat. That's what the story starts with. Not a nation-state APT, not a zero-day in the kernel, not some genius Stuxnet-grade payload. A cheat a teenag
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Automation at Machine Speed: Rethinking Execution in Modern Cybersecurity
As adversaries leverage automation and AI to operate at machine speed, traditional human-centered defenses are becoming insufficient. This article explores how
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
🚨 Vercel got hacked — and the reason is scary.
The company behind Next.js, Vercel, recently confirmed a security breach affecting its internal systems. But here’s the real twist 👇 👉 The attack didn’t start
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Best IoT Pentesting Summer Internship Program for Students in 2026
The
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Cisco Calls OpenClaw an Absolute Security Nightmare: What You Need to Know
Cisco's AI Threat and Security Research team released a critical security assessment of OpenClaw on January 28, characterizing it as "an absolute nightmare from
Composer Has Two Dangerous Security Flaws — Here’s Why You Need to Update Right Now
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Composer Has Two Dangerous Security Flaws — Here’s Why You Need to Update Right Now
“You don’t need Perforce installed. You don’t need to use Perforce at all. One crafted composer.json file is enough to run arbitrary… Continue reading on CodeX
CVE-2026–34197: A Bug That Hid Inside Apache ActiveMQ for 13 Years And Now It’s Being Exploited
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
CVE-2026–34197: A Bug That Hid Inside Apache ActiveMQ for 13 Years And Now It’s Being Exploited
This is the first post in my “Threat Intel From the Lab” series where I take real, actively exploited CVEs, break them down from zero, and… Continue reading on
Vercel Got Powned By An OAuth App. Again… Here Is What Happened and What You Should Do
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Vercel Got Powned By An OAuth App. Again… Here Is What Happened and What You Should Do
And if you installed the same AI tool they did, you’re already in the blast radius. Continue reading on Towards AI »
I Built a Tool That Simulates and Detects Linux Rootkits
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
I Built a Tool That Simulates and Detects Linux Rootkits
There is something about the way rootkits work that I find genuinely fascinating. They do not break into a system; they hide inside it… Continue reading on Medi
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
IDOR in AI-Generated APIs: What Cursor Won't Check Automatically
TL;DR AI editors add auth middleware but skip ownership checks on resource endpoints Any authenticated user can read or modify another user's data (CWE-639) Fix
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Two DM-origin problems, not one: security hardening vs. compliance-bias hardening
Most plugin-layer DM-hardening conversations treat "a hostile DM" as one problem. After shipping v0.21 of @thecolony/elizaos-plugin (origin-tagging DMs to refus
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
cmpli
cmpli (pronounced "comply") is an uncomplicated security guidance platform for small businesses. It walks owners through an assessment of how their business act
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Mythos, Memory Loss, and the Part InfoSec Keeps Missing
The article discusses Mythos, an AI-powered capability that significantly accelerates vulnerability research and exploit development. While acknowledging its te
Why Subfinder Is Every Hacker’s Favorite “Quiet” Tool
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Why Subfinder Is Every Hacker’s Favorite “Quiet” Tool
No noise. No alerts. Just pure discovery Continue reading on System Weakness »
Reading Secrets Straight From the Browser: The NEXT_PUBLIC_ Trap
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Reading Secrets Straight From the Browser: The NEXT_PUBLIC_ Trap
When your “secret” API key ships inside every user’s JavaScript bundle Continue reading on Medium »