Tech Skills
Cybersecurity
Ethical hacking, penetration testing, network security, CTFs and defensive security
Skills in this topic
8 skills — Sign in to track your progress
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

Dev.to · Hamza
🔐 Cybersecurity
⚡ AI Lesson
3w ago
50 days Left! - Submit a challenge for AppSec Village at DEF CON 34.
There are 50 days remaining to submit a challenge for the SecDim "Fix the Flag" competition at AppSec...

Dev.to · Battle Hardened
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Why Compliance Security and Engineering Security Talk Past Each Other
There is a conversation that happens in security teams constantly, and it almost never goes anywhere...

Dev.to · Mark0
🔐 Cybersecurity
⚡ AI Lesson
3w ago
China-linked JDY botnet expands targeting of U.S. military networks
The JDY botnet, a scanning and reconnaissance network linked to Chinese threat actors such as Volt...

Dev.to · Jayesh Shinde
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Stop Using IAM Access Keys: Secure Cross-Cloud Workloads with OIDC Federation
As developers and DevOps engineers, we’ve all been there. You have an external service—maybe an Azure...

Dev.to · Deva
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Autonomous Mastodon Onboarding Hits the hCaptcha Wall
App OAuth bypasses the signup captcha but not the email confirmation interstitial. That one sentence...

Dev.to · Andrew
🔐 Cybersecurity
⚡ AI Lesson
3w ago
What is Data Encryption? A Complete 2026 Guide for Developers & Security Teams
Imagine you lose your work laptop on a commute. It holds 3 years of customer PII, internal product...

Dev.to · Akshat Tiwari
🔐 Cybersecurity
⚡ AI Lesson
3w ago
How I Hunted a Meterpreter C2 Session Using Sysmon
Introduction The attacker was already inside. A reverse shell was open, a flag file had...

Dev.to · Olga Larionova
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Windows 0-Day Exploit Released by Nightmare-Eclipse on Self-Hosted Repository to Avoid Takedown
Introduction: Nightmare-Eclipse Exposes Critical Windows 0-Day Vulnerability The recent...
![[Boost]](https://media2.dev.to/dynamic/image/width=1200,height=627,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fmnqbh0rozqub2h1j8651.png)
Dev.to · Tom Denniston
🔐 Cybersecurity
⚡ AI Lesson
3w ago
[Boost]
Securing PostgreSQL, in the order an attacker would try things ...

Dev.to · Sanskriti Harmukh
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Deploying Pi-hole DNS Sinkhole Service on Ubuntu 24.04
Pi-hole is a network-level ad and tracker blocking application that acts as a DNS sinkhole, returning...

Dev.to · Sanskriti Harmukh
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Deploying AdGuard Home Network Traffic Filtering on Ubuntu 24.04
AdGuard Home is an open-source, network-wide ad and tracker blocking DNS server with a web dashboard,...

Dev.to · Sergey Boyarchuk
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Rust Crate 'onering' Compromised: Malicious Code Exfiltration Risk Mitigated with Updated Version
Introduction and Background The Rust ecosystem, celebrated for its memory safety and...

Dev.to · beefed.ai
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Zero-Trust Architecture Across Multiple Clouds
Implement a zero-trust model across clouds: federated identity (SAML/OIDC), microsegmentation, encryption-in-transit, and continuous policy enforcemen

Dev.to · Arjuna Nayak
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Stop sharing .env files in Discord. I built a zero-setup, E2E encrypted CLI instead.
Sharing environment variables during a quick project hand-off shouldn't require setting up a heavy...

Dev.to · Pavel Espitia
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Foundry Invariant Testing: Finding Bugs Fuzzing Can't
Your fuzz tests pass. Your unit tests pass. Coverage is green. Then the protocol goes live and...

Dev.to · Arashad Dodhiya
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Why Developers Should Never Leave Backup Files on Production Servers
As I continue learning web application security, I keep discovering that many serious vulnerabilities...

Dev.to · SULIAT
🔐 Cybersecurity
⚡ AI Lesson
3w ago
How to Secure Azure Files and Blob Storage Using Managed Identities.
INTRODUCTION Keeping cloud storage safe means more than just setting a password. When...

Dev.to · Mark0
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Blinding the Watchmen: Abusing Cloud Logging Services for Defense Evasion and Visibility
⚠️ Region Alert: UAE/Middle East This article examines the critical role of cloud logging services,...
Dev.to · Dave Kurian
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Proton launches cross-platform Drive CLI for encrypted terminal file management
Proton Drive CLI now available on Windows, Mac, and Linux for smooth encrypted file management via terminal.

Dev.to · Ionut-Cristian Florescu
🔐 Cybersecurity
⚡ AI Lesson
3w ago
If the Shai-Hulud worm reached your GitHub repos, please read this
The Miasma / Shai-Hulud worm is still live in many GitHub repositories. How to tell if you were hit, clean up safely, and what to do if you are locked out.

Dev.to · Gustavo
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Auditing an MCP Server Against the OWASP MCP Top 10
Auditing an MCP Server Against the OWASP MCP Top 10 The OWASP MCP Top 10 is now the...

Dev.to · Eduardo Aguilera
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Learn Claude Code: /security-review
Catch injection, broken auth, and secret leaks before your PR does. Description Reads the...

Dev.to · Oopssec Store
🔐 Cybersecurity
⚡ AI Lesson
3w ago
The Env Variable Name Was Gone From the Bundle. The Value Wasn't.
Exploiting a misused NEXT_PUBLIC_ environment variable in OopsSec Store to recover a payment secret...

Dev.to · David Aronchick
🔐 Cybersecurity
⚡ AI Lesson
3w ago
The Leopard's Head
On May 19, somebody logged into a single npm account and, over the next twenty-two minutes, published...

Dev.to · Eldor Zufarov
🔐 Cybersecurity
⚡ AI Lesson
3w ago
When Chain Analysis Fails: Three Boundaries You Cannot Cross
Chain analysis is the best tool we've gained in recent years. It turns a list of vulnerabilities into...

Dev.to · Muhammad Hasan
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Snyk vs Kolega: why pattern matching has a ceiling, and what sits above it
Snyk is the tool you get compared to when you build anything in this space, because it is the...

Dev.to · Codego Group
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Aave Tightens Risk Controls Following KelpDAO Security Breach
Aave proposes comprehensive risk framework with stricter standards for listings and monitoring after KelpDAO exploit exposed vulnerabilities in decentralized fi

Dev.to · Codego Group
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Humanity Protocol breach exposes crypto infrastructure vulnerabilities as 100M tokens minted
Hacker exploits Humanity Protocol to mint 100 million $H tokens on BSC, highlighting critical security gaps in decentralized finance infrastructure.

Dev.to · Toni Antunovic
🔐 Cybersecurity
⚡ AI Lesson
3w ago
The Gemini CLI CVSS 10 Attack: How a GitHub Issue Became a Supply Chain Weapon
Pillar Security researchers chained a prompt injection in a public GitHub issue to a full supply chain compromise of the gemini-cli repository, earning a CVSS 1

Dev.to · Calin V.
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Renaming wp-login isn't the same as making wp-admin disappear
"How do I hide wp-admin" is one of the most-searched WordPress security questions, and most answers...

Dev.to · Taras H
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Why Integration Tests Flake in CI but Pass Locally
An integration test that passes locally and fails in CI is usually not random. It is usually...
Dev.to · Juan Torchia
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Web Crypto API in the browser vs Node.js: the differences that will burn you
Web Crypto API looks like one thing — until you try to reuse the same encryption code across browser, Node.js, and Next.js edge runtime. The differences are sub

Dev.to · Matías Denda
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Implementing Forward Secrecy in Rust: A Double Ratchet and Three Storage Formats
Per-message key rotation, KDF chains, and the three different ways I ended up storing ephemeral keys because chat and file transfer want different things. Part

Dev.to · LoseNine
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Browserscan.net Canvas Fingerprint Pure-JS Technical Report
browserscan.net Canvas Fingerprint Pure-JS Technical Report Join my Discord community to...

Dev.to · webroot
🔐 Cybersecurity
⚡ AI Lesson
3w ago
What Managing Multiple Devices Taught Me About Endpoint Security (And Why Performance Matters More Than Marketing)
A few years ago, I thought endpoint security was mostly about antivirus software. Install a security...

Dev.to · German
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Your IoT Devices Will Outlive Your Cryptography
A smart meter installed today has a 15-year service life. A medical device implanted this year may...

Dev.to · Jon Rose
🔐 Cybersecurity
⚡ AI Lesson
3w ago
What the First 90 Days of Managed CSPM Look Like
What happens when you engage a managed CSPM service? Here's what the first 90 days typically look...

Dev.to · Max RH
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Auto-supplying SSH passwords without sshpass: the SSH_ASKPASS trick
I built sshelf, a terminal UI for managing SSH hosts. Save each host once (key, port, jump hosts,...

Dev.to · Iurii Rogulia
🔐 Cybersecurity
⚡ AI Lesson
3w ago
PDF Forensics Without the Original File: One-Sided Fraud Detection
Most comparison tools need both versions. HTPBE? detects PDF tampering from one file by reading structural signals the document preserves about its own…

Dev.to · XOOMAR
🔐 Cybersecurity
⚡ AI Lesson
3w ago
3 Days to Kill Check Point VPN Bug, CISA Tells Feds
CISA gave agencies 72 hours to fix a Check Point VPN flaw already exploited as a zero-day by attackers.

Dev.to · XOOMAR
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Fifth Chrome Zero-Day Forces Google's Emergency Patch
Google patched a fifth exploited Chrome zero-day this year. The V8 flaw can let crafted HTML corrupt memory, so update fast.

Dev.to · Kostiantyn Chertov
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Social Engineering: Why Attackers Hack People Instead of Systems
A few years ago, when someone mentioned a cyberattack, most people imagined a skilled hacker breaking...
Dev.to · Naveen Malothu
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Embracing Zero Trust Security Architecture: A DevOps and AI Engineer's Perspective
Learn how to implement Zero Trust security architecture in your DevOps and AI projects, with real-world examples and practical tips from a Full Stack Engineer.

Dev.to · ricco020
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Browser Privacy 2026: What Changed Since Lockdown Mode (4-year retrospective)
iOS Lockdown Mode shipped 4 years ago. WebKit JIT benchmarks, fingerprinting reality, what tech-aware users do in 2026.

Dev.to · Mark0
🔐 Cybersecurity
⚡ AI Lesson
3w ago
When “Hi, This Is IT” Comes Through Microsoft Teams
Threat actors are increasingly shifting from traditional email phishing to chat-based social...

Dev.to · Supun Hewagamage
🔐 Cybersecurity
⚡ AI Lesson
3w ago
Building filo-go: Reimagining Digital Forensics in Go
As a cybersecurity student, I spend a lot of time working with tools like Binwalk, ExifTool, file,...

Dev.to · Guyoung Studio
🔐 Cybersecurity
⚡ AI Lesson
3w ago
BoxAgnts Tool System (2) — The Security Model of Wasmtime Sandboxing
The core rationale behind BoxAgnts choosing WebAssembly sandboxing: "capability-based injection"...

Dev.to · nimesh nakum
🔐 Cybersecurity
⚡ AI Lesson
3w ago
BYOVD Explained — How Attackers Use Signed Drivers to Kill EDRs
Your EDR sees everything. Process launches, thread injections, DLL loads, filesystem writes. It has...
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