Course Overview

Web Application Security (45h) হলো একটি Practical & Career-Focused Course, যেখানে modern web applications-এর security risks identify, analyze এবং prevent করার essential skills শেখানো হবে।

এই course-এ OWASP Top 10, Authentication, Authorization, Session Management, Input Validation, Secure API, Cryptography, Security Headers, Access Control, Vulnerability Assessment এবং Secure Coding Practices শেখানো হবে।

Practical training শুধুমাত্র Authorized Lab Environment-এ পরিচালিত হবে, যাতে learners legal ও controlled setting-এ security weaknesses identify এবং remediation-এর practical understanding অর্জন করতে পারে।

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What You Will Learn

✔ Web Application Security Fundamentals

✔ HTTP/HTTPS & Web Architecture

✔ OWASP Top 10

✔ Authentication Security

✔ Authorization & Access Control

✔ Session Management

✔ Input Validation

✔ Injection Vulnerability Concepts

✔ Cross-Site Scripting (XSS)

✔ Cross-Site Request Forgery (CSRF)

✔ Security Misconfiguration

✔ Cryptography Fundamentals

✔ Password & Credential Security

✔ File Upload Security

✔ API Security

✔ Security Headers

✔ CORS Security

✔ JWT Security Basics

✔ Vulnerability Assessment

✔ Security Testing Methodology

✔ Secure Coding Practices

✔ Security Reporting & Remediation

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Course Curriculum

Module 1 — Web Application Security Fundamentals

• What is Web Application Security?
• Why Web Security Matters
• Web Application Architecture
• Client vs Server
• Frontend & Backend Security
• HTTP/HTTPS Fundamentals
• Cookies & Sessions
• Common Web Security Risks

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Module 2 — Web Security Testing Methodology

• Security Testing Lifecycle
• Information Gathering
• Attack Surface Identification
• Vulnerability Identification
• Security Validation
• Risk Assessment
• Evidence Collection
• Remediation
• Retesting

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Module 3 — OWASP Top 10

• Introduction to OWASP
• OWASP Top 10 Overview
• Broken Access Control
• Cryptographic Failures
• Injection
• Insecure Design
• Security Misconfiguration
• Vulnerable Components
• Authentication Failures
• Software & Data Integrity Failures
• Logging & Monitoring Failures
• SSRF Concepts

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Module 4 — Authentication Security

• Authentication Fundamentals
• Username & Password Security
• Password Hashing
• Multi-Factor Authentication
• Account Lockout
• Password Reset Security
• Brute-Force Protection Concepts
• Credential Security Best Practices

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Module 5 — Authorization & Access Control

• Authentication vs Authorization
• Role-Based Access Control
• Privilege Management
• Least Privilege
• Broken Access Control
• IDOR Concepts
• Horizontal & Vertical Privilege Issues
• Secure Access Control Design

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Module 6 — Session & Cookie Security

• Session Management
• Cookies
• Secure Cookies
• HttpOnly
• SameSite
• Session Expiration
• Session Fixation Concepts
• Session Security Best Practices

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Module 7 — Input Validation & Injection

• Input Validation
• Output Encoding
• Injection Fundamentals
• SQL Injection Concepts
• Command Injection Concepts
• LDAP Injection Overview
• Parameterized Queries
• Secure Input Handling

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Module 8 — Cross-Site Scripting & CSRF

• What is XSS?
• Reflected XSS Concepts
• Stored XSS Concepts
• DOM-Based XSS Overview
• XSS Prevention
• Content Security Policy
• What is CSRF?
• CSRF Protection
• SameSite Cookies

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Module 9 — File Upload & Application Security

• File Upload Risks
• File Type Validation
• File Size Restrictions
• Filename Security
• Secure Storage
• Path Traversal Concepts
• Directory Traversal Prevention
• Secure File Handling

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Module 10 — API Security

• API Security Fundamentals
• REST API Security
• Authentication & Authorization
• API Keys
• JWT Fundamentals
• Token Security
• Rate Limiting
• API Input Validation
• API Security Best Practices

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Module 11 — Web Cryptography & Security Headers

• Encryption Basics
• Hashing
• TLS/HTTPS
• Digital Certificates
• Security Headers
• Content Security Policy (CSP)
• HSTS
• X-Content-Type-Options
• Referrer-Policy
• CORS Security

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Module 12 — Security Testing Tools

• Web Security Testing Environment
• Browser Developer Tools
• Burp Suite Introduction
• Proxy Concepts
• HTTP Request/Response Analysis
• Security Testing Workflow
• Vulnerability Documentation
• Responsible Tool Usage

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Module 13 — Secure Development Practices

• Secure Coding Principles
• Input Validation
• Output Encoding
• Secure Authentication
• Secure Session Management
• Access Control
• Error Handling
• Logging & Monitoring
• Dependency Management
• Secure Deployment

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Module 14 — Vulnerability Assessment & Reporting

• Vulnerability Classification
• Risk Assessment
• CVE & CVSS Basics
• Security Impact
• Technical Evidence
• Business Impact
• Remediation Recommendations
• Security Report Writing
• Retesting & Verification

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Module 15 — Practical Web Security Projects

Students will work on authorized and controlled lab environments, including:

• Web Application Security Assessment
• Authentication Security Review
• Access Control Testing
• Input Validation Review
• XSS Security Lab
• API Security Assessment
• Security Headers Review
• Vulnerability Reporting
• Remediation & Retesting

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Course Features

✅ 45 Hours Live Class

✅ বাংলা + English Explanation

✅ Intermediate to Advanced Training

✅ Authorized Security Lab

✅ OWASP Top 10 Training

✅ Web Security Testing

✅ API Security

✅ Authentication & Authorization

✅ Secure Coding Practices

✅ Burp Suite Introduction

✅ Vulnerability Assessment

✅ Security Reporting

✅ Real-World Case Studies

✅ Hands-on Practical Exercises

✅ Instructor Support

✅ Class Recording (যদি প্রযোজ্য হয়)

✅ Certificate of Completion (যদি প্রদান করা হয়)

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Who Can Join?

• Web Developers
• Full Stack Developers
• Backend Developers
• Software Developers
• Cybersecurity Professionals
• Ethical Hackers
• Penetration Testing Beginners
• CSE & ICT Students
• Diploma Engineering Students
• Security Analysts
• DevOps Professionals
• Freelancers
• Job Seekers
• যারা Web Security Career করতে চান

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After Completing This Course

এই কোর্স শেষ করার পর আপনি—

• Web Application Security-এর Core Concepts ভালোভাবে বুঝতে পারবেন।
• Modern Web Application Architecture ও Common Security Risks বুঝতে পারবেন।
• OWASP Top 10-এর গুরুত্বপূর্ণ Vulnerabilities সম্পর্কে বিস্তারিত ধারণা পাবেন।
• Authentication, Authorization ও Session Management Secure করার Principles বুঝতে পারবেন।
• Input Validation ও Output Encoding-এর গুরুত্ব বুঝতে পারবেন।
• XSS, CSRF ও Injection-এর মতো Common Vulnerability Concepts বুঝতে পারবেন।
• API Security, JWT, CORS এবং Security Headers সম্পর্কে Practical ধারণা পাবেন।
• Burp Suite ব্যবহার করে Authorized Web Security Testing-এর Fundamentals শিখবেন।
• Vulnerability Identify, Risk Assess এবং Professional Security Report তৈরি করতে পারবেন।
• Security Issue-এর Remediation ও Retesting-এর Basic Process বুঝতে পারবেন।
• Secure Web Application Development-এর Best Practices প্রয়োগ করতে পারবেন।
• Advanced Penetration Testing, Bug Bounty বা Application Security Career-এর জন্য Strong Foundation তৈরি করতে পারবেন।