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IntermediateCybersecurity
~26 Hours 16 Lessons100% Free

Cybersecurity & Defensive Web Engineering

OWASP Top 10 defenses, secure authentication, cryptographic hashing, and threat modeling.

Learn defensive web security: OWASP Top 10 vulnerabilities (SQLi, XSS, CSRF, SSRF, Broken Access Control), cryptographic algorithms (symmetric vs asymmetric), bcrypt password hashing, JWT security, HTTPS/TLS certificates, Content Security Policy (CSP), and secure coding standards.

What You Will Learn

  • OWASP Top 10 Vulnerability Mitigation & Penetration Defense
  • SQL Injection & Cross-Site Scripting (XSS) Prevention
  • Cryptographic Hashing (bcrypt, argon2) & Salt Mechanics
  • HTTPS/TLS Handshake Protocols & Public Key Infrastructure
  • HTTP Security Headers (CSP, HSTS, CORS)

Prerequisites & Environment

  • Web development basics

Complete Course Curriculum (16 Modules)

16 In-Depth Lessons
Module 01

Module 1: Information Security Principles (CIA Triad)

1 Lessons

Confidentiality, Integrity, Availability, Defense-in-Depth, and Principle of Least Privilege.

1.1The CIA Triad & Core Defensive Principles
14m →
Module 02

Module 2: Network Security & TCP/IP Protocols

1 Lessons

OSI model, TCP 3-way handshake, DNS security, firewalls, and port scanning.

2.1Network Defense: TCP Handshake, DNS & Firewalls
16m →
Module 03

Module 3: Cryptography: Symmetric vs Asymmetric

1 Lessons

AES-256 encryption, RSA/ECC public-key cryptography, key exchange, and digital signatures.

3.1Symmetric (AES) vs Asymmetric (RSA/ECC) Cryptography
18m →
Module 04

Module 4: Hashing & Secure Password Storage

1 Lessons

Cryptographic hash functions (SHA-256), Rainbow Tables, Salts, and bcrypt/Argon2.

4.1Password Hashing with Bcrypt & Argon2
18m →
Module 05

Module 5: HTTPS, TLS Handshakes & SSL Certificates

1 Lessons

HTTP vs HTTPS, TLS 1.3 handshake, Certificate Authorities (Let's Encrypt), and Public Key Infrastructure.

5.1HTTPS & The TLS 1.3 Handshake Protocol
16m →
Module 06

Module 6: Web App Security & OWASP Top 10

1 Lessons

The Open Web Application Security Project (OWASP) Top 10 vulnerabilities overview.

6.1OWASP Top 10 & Web Application Defenses
16m →
Module 07

Module 7: SQL Injection (SQLi) & Parameterization

1 Lessons

Classic SQL injection, blind SQLi, OR 1=1 exploits, and parameterized prepared statements.

7.1SQL Injection (SQLi) & Parameterized Queries
18m →
Module 08

Module 8: Cross-Site Scripting (XSS) & Mitigation

1 Lessons

Stored XSS, Reflected XSS, DOM-based XSS, context escaping, and React auto-escaping.

8.1Cross-Site Scripting (XSS): Stored, Reflected & DOM
18m →
Module 09

Module 9: CSRF, SSRF & Broken Access Control

1 Lessons

Cross-Site Request Forgery, SameSite cookie attributes, SSRF, and Insecure Direct Object References (IDOR).

9.1CSRF, IDOR & Server-Side Request Forgery (SSRF)
20m →
Module 10

Module 10: HTTP Security Headers (CSP, HSTS, CORS)

1 Lessons

Content Security Policy (CSP), Strict-Transport-Security (HSTS), X-Frame-Options, and CORS.

10.1Content Security Policy (CSP) & HTTP Security Headers
18m →
Module 11

Module 11: Authentication, OAuth 2.0 & Threat Modeling

1 Lessons

OAuth 2.0 / OpenID Connect authorization code flow, PKCE, STRIDE threat modeling, and zero trust.

11.1OAuth 2.0 (PKCE), Multi-Factor Auth & STRIDE Threat Modeling
22m →
Module 12

Module 12: Advanced Web Exploitation: Prototype Pollution & SSRF

1 Lessons

Master cutting-edge web exploitation techniques: JavaScript Prototype Pollution, Blind Server-Side Request Forgery (SSRF), and GraphQL Injections.

12.1Advanced Web Exploitation: Prototype Pollution & SSRF
28m →
Module 13

Module 13: Binary Exploitation: ROP Chains, ASLR & Heap Exploitation

1 Lessons

Master memory corruption and binary security: Return-Oriented Programming (ROP), ASLR/DEP bypasses, and Heap Spraying mechanics.

13.1Binary Exploitation: ROP Chains, ASLR & Heap Corruption
28m →
Module 14

Module 14: Modern Cryptographic Protocols: Post-Quantum & AES-GCM

1 Lessons

Master modern cryptographic standards: Authenticated Encryption with Associated Data (AEAD), ChaCha20-Poly1305, and NIST Post-Quantum Cryptography (ML-KEM/Kyber).

14.1Modern Cryptography: AEAD, ChaCha20 & Post-Quantum
28m →
Module 15

Module 15: Cloud Security Posture & Kubernetes Threat Modeling

1 Lessons

Master cloud infrastructure security: Cloud Security Posture Management (CSPM), Kubernetes attack matrices (MITRE ATT&CK), and Admission Controllers.

15.1Cloud & Kubernetes Security: CSPM & Threat Modeling
28m →
Module 16

Module 16: Threat Hunting, Incident Response & SIEM Architecture

1 Lessons

Master Security Operations (SecOps): SIEM event correlation, Sigma rules, memory forensics, and automated incident response playbooks.

16.1Threat Hunting, SIEM Architecture & Incident Response
28m →