Skills › Cybersecurity

Security Basics

Understand OWASP top 10, authentication patterns, and basic encryption.

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After this skill you can…

  • Fix OWASP top 10 vulnerabilities
  • Implement JWT and OAuth 2.0 correctly
  • Hash passwords securely with bcrypt/argon2

Watch (10 videos)

HackTheBox - Analytics
IppSec · beginner hands-on
→ Exploit Metabase using nmap→ Perform manual injection on the /setup/validate endpoint
AWS Security Agent (Preview) Overview - Frontier Agent for Proactive AppSec | Amazon Web Services
Amazon Web Services · advanced hands-on
→ Implement proactive security measures→ Use AWS Security Agent for application security
Azure: Security Operations Management
Coursera · intermediate hands-on
→ Plan security governance for Azure services→ Implement security posture management using Azure
Never access the Dark Web without doing this! (Tor and Telegram demos)
David Bombal · beginner hands-on
→ Access the Dark Web safely→ Use Tor for anonymous browsing
Is This Website LEAKING?
John Hammond · beginner hands-on
→ Scan a website for vulnerabilities→ Identify security weaknesses
HackTheBox - Unattended
IppSec · intermediate hands-on
→ Identify SQL injection vulnerabilities→ Exploit Nginx misconfiguration
HackTheBox Zipping
IppSec · beginner hands-on
→ Exploit PHP vulnerabilities→ Bypass security checks with PHAR wrapper
Install Nessus for Free and scan for Vulnerabilities (New Way)
David Bombal · beginner hands-on
→ Install Nessus→ Scan for vulnerabilities
Python Quick Tip: Hiding Passwords and Secret Keys in Environment Variables (Windows)
Corey Schafer · beginner hands-on
→ Hide sensitive information in environment variables→ Secure Python applications with environment variables
Identifying Security Vulnerabilities in C/C++Programming
Coursera · intermediate hands-on
→ Identify security vulnerabilities in C/C++ code→ Apply secure coding practices to remediate vulnerabilities

Read (10 articles)

📄
Phishing Attacks: How to Detect, Prevent, and Respond
Dev.to · toolbox-poster · 2026-04-12
📄
Building Production-Grade Authentication with kickjs Every Mistake You'll Make
Dev.to · Orinda Felix Ochieng · 2026-04-14
📄
Day 61: Preventing Denial of Wallet Attacks by Removing Features
Dev.to · Eric Rodríguez · 2026-04-20
📄
Add Authentication and SSO to Your Panel App
Dev.to · Mrunank Pawar · 2026-04-22
📄
Why I Built byCode: A 100% Local, Privacy-First AI IDE
Dev.to · Marcelo Matz · 2026-04-22
📄
Building a Secure PHP Authentication System — FashionMood Tutorial
Dev.to · Aya ait el hachmi · 2026-04-22