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Pamela Uzodimma
UX Researcher turned Cloud Professional
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AWS
Cloud Security
Identity
Projects
Cloud Computing
Building a Secure AWS IAM and CloudTrail Setup: Lessons from the TechStart Project
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5 min read
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Aug 7, 2025
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Cloud skills go beyond theory; they require real, practical implementation. This is what drove me to take on a hands-on project simulating the security setup for a fictional startup, TechStart Ltd, using AWS Identity and Access Management (IAM) and CloudTrail.
This article documents what I built, the steps I followed, challenges I encountered, and why this type of project is not just a learning exercise but a critical part of how modern organizations operate in the cloud.
Project Overview: A Simulated Tech Company Setup
The goal was to simulate the cloud security setup for a small but growing startup. As part of the project, I built a structure where different team members had different levels of access to AWS services following the principle of least privilege.
This project was guided by a structured 7-day plan, covering everything from planning and architecture to access testing and security logging. Here’s what I accomplished:
IAM Configuration and User Setup
On Day 2 of the project, I configured access control by doing the following:
- Created IAM Groups:
AdminGroupDevGroupTestGroupAuditGroup- Created IAM Users:
admin_userdev_user1,dev_user2test_useraudit_user- Enabled Multi-Factor Authentication (MFA) for each user to enhance account security.
Each group was assigned a custom IAM policy that defined what actions users could perform. For example:
- Developers were given access to EC2 and S3
- Testers had limited permissions
- Auditors could only view resources (read-only)
- Admin had full access
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UX Researcher turned Cloud Professional
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