Tech Skills

Cybersecurity

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

18,052
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 (11,141) Articles (5536)Blog Posts (4313)Tutorials (414)Research Papers (34)News (844)
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 »
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Benchmark Scores Are the New SOC2
Benchmark Scores Are the New SOC2 By Pico · April 2026 Subtitle: Delve faked compliance certificates for 494 companies. Now agents are faking benchmark scores.
The Trojan Hire
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
The Trojan Hire
The Identities Fueling A Secret Nuclear Program Continue reading on Medium »
An AI Found a 27-Year-Old Bug Hiding in OpenBSD. It Cost Less Than $50 to Find It.
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
An AI Found a 27-Year-Old Bug Hiding in OpenBSD. It Cost Less Than $50 to Find It.
For 27 years, every security expert, every fuzzer, every automated scanner missed it. Continue reading on Predict »
How to Investigate a Suspicious PowerShell Command
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
How to Investigate a Suspicious PowerShell Command
Most analysts see that alert and do one of two things: close it as a false positive because “PowerShell runs all the time,” or immediately… Continue reading on
Axios CVE-2025–62718: The Silent SSRF Bug That Could Be Hiding in Your Node.js App Right Now
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Axios CVE-2025–62718: The Silent SSRF Bug That Could Be Hiding in Your Node.js App Right Now
How a simple hostname comparison flaw in Axios can let attackers bypass your proxy protection entirely and what to do about it. Continue reading on Medium »
The Dark Side of Generative AI in Cybercrime
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
The Dark Side of Generative AI in Cybercrime
The Dark Side of Generative AI in Cybercrime ‎ ‎How ChatGPT, Deepfakes, and AI Tools Are Revolutionizing Digital Crime ‎ ‎We hear a lot… Continue reading on Med
AWS Community Day Bay Area 2026 (Security Edition): A Volunteer’s Recap and Your Guide to Every…
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
AWS Community Day Bay Area 2026 (Security Edition): A Volunteer’s Recap and Your Guide to Every…
The cloud security community showed up. Here’s what went down and where you can watch all of it. Continue reading on Medium »
Rethinking How to Learn Cybersecurity in the Age of AI
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Rethinking How to Learn Cybersecurity in the Age of AI
I’ve always had an interest in cybersecurity. Continue reading on Medium »
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
The Retry Storm: How a Small Slowdown Can Take Down Your JVM
JVM Internals -Scenario 6 Continue reading on Medium »
The Cloud Evaporation: How to Sever the Invisible Tethers to Your Private Life
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
The Cloud Evaporation: How to Sever the Invisible Tethers to Your Private Life
In the modern digital landscape, convenience is the ultimate Trojan horse. We’ve been conditioned to believe that “Syncing” is a safety… Continue reading on Med
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Your MCP Server Is Probably Vulnerable
In January and February 2026, security researchers filed 30 CVEs against MCP servers in just 60 days. Among 2,614 surveyed implementations, 82% were vulnerable
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
I scanned every major vibe coding tool for security. None scored above 90.
I'm a non-technical founder. I can't write code. I built two production apps entirely with AI. Last week I scanned my own app for security. It scored 20/100. Fo
Claude Mythos Shows That Software Was Never as Safe as We Thought
Medium · AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Claude Mythos Shows That Software Was Never as Safe as We Thought
A look at how Claude Mythos is quietly exposing how fragile all our software really is. Continue reading on Medium »
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Your MTTD Looks Great. Your Post-Alert Gap Doesn't
The cybersecurity landscape is facing a significant shift as AI-driven offensive capabilities accelerate, with adversary breakout times collapsing to minutes or
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
CVE-2026-5911 | Chromium: CVE-2026-5911 Policy bypass in ServiceWorkers
CVE-2026-5911 | Chromium: Policy bypass in ServiceWorkers Connect & Continue the Conversation If you are passionate about Microsoft 365 governance, Purview,
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
How MCP Authentication Works: OAuth 2.0, OIDC, and Token Injection Explained
Authentication is the Hardest Part of MCP at Scale Getting a single MCP server talking to a single agent is straightforward. Getting 30 agents, each authorised
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
CVE-2026-5913 | Chromium: CVE-2026-5913 Out of bounds read in Blink
CVE-2026-5913 | Chromium: Out of bounds read in Blink Connect & Continue the Conversation If you are passionate about Microsoft 365 governance, Purview, Ent
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
CVE-2026-5919 | Chromium: Insufficient validation of untrusted input in WebSockets
CVE-2026-5919 | Chromium: Insufficient Validation of Untrusted Input in WebSockets Connect & Continue the Conversation If you are passionate about Microsoft
Attackers don’t hack systems — they hack decisions
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Attackers don’t hack systems — they hack decisions
The real vulnerability isn’t your software. It’s the three seconds before you click. Continue reading on Medium »
Anthropic’s New AI Found Bugs in Every Major OS and Browser — And They’re Not Releasing It
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Anthropic’s New AI Found Bugs in Every Major OS and Browser — And They’re Not Releasing It
Claude Mythos Preview just found thousands of zero-day vulnerabilities. Apple, Google, Microsoft, and AWS are already using it. You can’t. Continue reading on L
Dev.to AI 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
Aadi-Tech Vault: Personal Security Reimagined
Aadi-Tech Vault is the brainchild of Aditya Rai, who designed, coded, and architected the entire encryption system from scratch. Built on a budget PC, this proj
The $500 Cybercrime Factory: Inside the Fall of W3LL and the Industrialization of Global Phishing
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
The $500 Cybercrime Factory: Inside the Fall of W3LL and the Industrialization of Global Phishing
How a sleek phishing kit turned fraud into a scalable business — and why its takedown changes less than we think Continue reading on Medium »
There's a New Browser Password Stealer That Can Bypass 2FA—And It's Rentable for $1,000/Month
Medium · Programming 🔐 Cybersecurity ⚡ AI Lesson 2mo ago
There's a New Browser Password Stealer That Can Bypass 2FA—And It's Rentable for $1,000/Month
If you thought about the two factors authentication was keeping you safe, there’s some bad news. Continue reading on Predict »