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GoHackersCloud Academy

Lesson 12 — Module Review

Learning Path

☁️ Phase 2 – AWS Cloud Security

📘 Module 05 – Amazon EC2 Security

🎯 Lesson Objective

Section titled “🎯 Lesson Objective”

Congratulations!

You have completed Module 05 – Amazon EC2 Security.

In this lesson you will:

  • Review the complete EC2 security lifecycle.
  • Revisit the major AWS services learned.
  • Validate your enterprise deployment.
  • Measure your understanding using a comprehensive review.
  • Prepare for the next module.

📚 Lesson Information

Estimated Time: 1–2 Hours

Difficulty: Review

Prerequisites: Lesson 11 – Enterprise Build Project

🏢 CloudNova Journey

Section titled “🏢 CloudNova Journey”

Throughout this module you worked as a Cloud Security Engineer at CloudNova Technologies.

You successfully transformed a basic EC2 deployment into a secure enterprise environment.

You implemented:

  • Secure Compute
  • Secure Storage
  • Secure Identity
  • Secure Administration
  • Monitoring
  • Logging
  • Backup
  • High Availability
  • Enterprise Architecture

This is the same approach followed by enterprise cloud teams when deploying production workloads.

📚 Lessons Covered

Section titled “📚 Lessons Covered”
Lesson Topic Status
Lesson 01 Module Overview ✅
Lesson 02 Why Amazon EC2? ✅
Lesson 03 Amazon EC2 Fundamentals ✅
Lesson 04 Launching Secure EC2 Instances ✅
Lesson 05 IAM Roles for EC2 ✅
Lesson 06 Amazon EBS Encryption & AMIs ✅
Lesson 07 AWS Systems Manager & Session Manager ✅
Lesson 08 EC2 Hardening & Patch Management ✅
Lesson 09 Monitoring, Logging & Backup ✅
Lesson 10 Enterprise EC2 Architecture ✅
Lesson 11 Enterprise Build Project ✅

🏗 Enterprise Deployment Review

Section titled “🏗 Enterprise Deployment Review”

By the end of the module, your CloudNova environment included:

Internet


↓


AWS Shield


↓


AWS WAF


↓


Application Load Balancer


↓


Auto Scaling Group


↓


Private EC2 Instances


↓


Amazon RDS


↓


Amazon S3


↓


CloudWatch


↓


CloudTrail


↓


AWS Backup

Every component contributes to the overall security, availability and resilience of the application.

🔐 Security Controls Implemented

Section titled “🔐 Security Controls Implemented”

Throughout this module, you applied multiple security controls.

Security Control Purpose
IAM Roles Secure AWS authentication
Security Groups Control network access
Private Subnets Reduce internet exposure
EBS Encryption Protect data at rest
AWS KMS Manage encryption keys
Systems Manager Secure administration
Session Manager Replace SSH where appropriate
CloudWatch Monitor infrastructure
CloudTrail Audit AWS API activity
AWS Backup Protect business data
Auto Scaling Improve availability
Application Load Balancer Distribute traffic

🛡 Defence in Depth Review

Section titled “🛡 Defence in Depth Review”

CloudNova implemented multiple layers of protection.

Internet


↓


AWS Shield


↓


AWS WAF


↓


Application Load Balancer


↓


Security Groups


↓


IAM Roles


↓


Hardened EC2


↓


Encrypted Storage


↓


Monitoring & Logging

If one security control fails, additional layers continue protecting the environment.

🔄 Enterprise EC2 Lifecycle

Section titled “🔄 Enterprise EC2 Lifecycle”

During this module you followed the complete lifecycle of a secure EC2 deployment.

Design


↓


Launch


↓


Secure


↓


Monitor


↓


Patch


↓


Backup


↓


Scale


↓


Recover


↓


Retire

Understanding this lifecycle is essential for operating secure production environments.

☁️ AWS Services You Used

Section titled “☁️ AWS Services You Used”
Service Purpose
Amazon EC2 Compute
Amazon VPC Networking
IAM Identity & Access Management
Amazon EBS Storage
AWS KMS Encryption
Amazon Machine Images (AMIs) Standardised deployments
AWS Systems Manager Administration
Amazon CloudWatch Monitoring
AWS CloudTrail Auditing
AWS Backup Backups
Auto Scaling Elastic capacity
Elastic Load Balancing Traffic distribution

🏢 Cloud Security Engineer Responsibilities

Section titled “🏢 Cloud Security Engineer Responsibilities”

As a Cloud Security Engineer you should now be able to:

✅ Launch secure EC2 instances.

✅ Apply least privilege using IAM Roles.

✅ Encrypt storage.

✅ Build standard AMIs.

✅ Secure server administration.

✅ Patch operating systems.

✅ Monitor infrastructure.

✅ Configure backups.

✅ Design enterprise architectures.

✅ Validate production deployments.

These are core responsibilities expected in enterprise cloud security roles.

🛠 Practical Skills Developed

Section titled “🛠 Practical Skills Developed”

You have gained practical experience with:

  • EC2 deployment
  • Security Groups
  • IAM Roles
  • Instance Profiles
  • Amazon Linux
  • AWS CLI
  • CloudWatch
  • CloudTrail
  • Session Manager
  • Patch Manager
  • EBS Snapshots
  • AWS Backup
  • Auto Scaling
  • Load Balancers
  • Enterprise architecture validation

📋 Enterprise Validation Checklist

Section titled “📋 Enterprise Validation Checklist”

Review your environment.

Validation Item Complete
EC2 deployed securely ☐
Private Subnets used ☐
Public IP disabled where appropriate ☐
IAM Role attached ☐
EBS encrypted ☐
CloudWatch Agent installed ☐
Session Manager configured ☐
Patch Manager tested ☐
CloudWatch Alarms configured ☐
CloudTrail enabled ☐
AWS Backup configured ☐
Auto Scaling tested ☐
Application Load Balancer healthy ☐

Complete any remaining items before moving to the next module.

🧠 Module Knowledge Review

Section titled “🧠 Module Knowledge Review”

Answer the following questions without referring to your notes.

Compute

Section titled “Compute”
  1. What is Amazon EC2?
  2. What is an AMI?
  3. What is an Instance Type?

Networking

Section titled “Networking”
  1. Why should application servers be placed in Private Subnets?
  2. What is the role of a Security Group?
  3. How does an Application Load Balancer improve availability?

Identity & Access

Section titled “Identity & Access”
  1. Why are IAM Roles preferred over AWS Access Keys?
  2. What is an Instance Profile?
  3. What is the Principle of Least Privilege?

Storage

Section titled “Storage”
  1. Why should EBS volumes be encrypted?
  2. What is the purpose of AWS KMS?
  3. What is the difference between an EBS Snapshot and an AMI?

Systems Management

Section titled “Systems Management”
  1. Why is Session Manager more secure than SSH?
  2. What is the purpose of Systems Manager Patch Manager?
  3. What does Run Command allow administrators to do?

Monitoring

Section titled “Monitoring”
  1. What information does CloudWatch provide?
  2. What information does CloudTrail record?
  3. Why should CloudWatch Alarms be configured?

Backup & Recovery

Section titled “Backup & Recovery”
  1. What is AWS Backup?
  2. Why should organisations regularly test backup restoration?

Enterprise Architecture

Section titled “Enterprise Architecture”
  1. Why is Auto Scaling important?
  2. What problem does Multi-AZ deployment solve?
  3. Why should Launch Templates be used?
  4. How does defence in depth improve security?
  5. What makes an EC2 environment production-ready?

🏆 Self-Assessment

Section titled “🏆 Self-Assessment”

Rate your confidence for each skill.

Skill Beginner Intermediate Confident
Launch EC2 Instances ☐ ☐ ☐
Configure IAM Roles ☐ ☐ ☐
Secure Storage ☐ ☐ ☐
Systems Manager ☐ ☐ ☐
Patch Management ☐ ☐ ☐
CloudWatch ☐ ☐ ☐
CloudTrail ☐ ☐ ☐
AWS Backup ☐ ☐ ☐
Auto Scaling ☐ ☐ ☐
Enterprise Architecture ☐ ☐ ☐

Identify any areas that need additional practice before continuing.

🏅 Module Completion Checklist

Section titled “🏅 Module Completion Checklist”

Before progressing to the next module, ensure that you have:

  • Completed all 11 lessons.
  • Finished the Enterprise Build Project.
  • Verified the deployment using the validation checklist.
  • Practised the AWS CLI commands.
  • Reviewed CloudTrail logs.
  • Configured CloudWatch monitoring.
  • Tested Systems Manager.
  • Created EBS Snapshots.
  • Configured AWS Backup.
  • Understood the enterprise architecture.

📁 Portfolio Recommendation

Section titled “📁 Portfolio Recommendation”

Save your project in the following structure.

Module-05-Amazon-EC2-Security/


├── README.md
├── Architecture/
├── Screenshots/
├── CLI/
├── Validation/
├── Notes/
└── Lessons-Learned.md

This portfolio can demonstrate practical AWS knowledge during interviews and personal learning.

🚀 Preparing for the Next Module

Section titled “🚀 Preparing for the Next Module”

You have now mastered the fundamentals of securing compute workloads in AWS.

The next module builds on this foundation by introducing additional cloud security concepts and services that integrate with EC2 environments.

As you continue, keep applying the same enterprise mindset:

  • Build securely by default.
  • Follow the Principle of Least Privilege.
  • Encrypt sensitive data.
  • Monitor continuously.
  • Automate wherever possible.
  • Validate every deployment before production.

💡 Final Takeaways

Section titled “💡 Final Takeaways”

Congratulations on completing Module 05 – Amazon EC2 Security.

You now understand how to:

  • Design secure EC2 environments.
  • Deploy enterprise-ready compute infrastructure.
  • Protect workloads using IAM, encryption and secure networking.
  • Administer servers without exposing SSH.
  • Harden and patch operating systems.
  • Monitor infrastructure and investigate AWS activity.
  • Protect data using backups and snapshots.
  • Build scalable and resilient architectures using Auto Scaling and Load Balancers.

These skills form a core foundation for roles such as:

  • Cloud Engineer
  • AWS Cloud Engineer
  • Cloud Security Engineer
  • DevSecOps Engineer
  • Security Operations Engineer
  • Solutions Architect (Associate Level)

Continue practising these concepts in your AWS lab environment and build confidence through repetition and real-world scenarios.

🎉 Congratulations!

Section titled “🎉 Congratulations!”

You have successfully completed:

📘 Module 05 – Amazon EC2 Security

Section titled “📘 Module 05 – Amazon EC2 Security”

Keep your CloudNova environment available as a reference architecture—it will be expanded in future modules as you build more advanced AWS cloud security skills.

🚀 Next Module

Section titled “🚀 Next Module”

➡️ Module 06 Data Protection & Encryption