Empower Your AWS Security with Seamless CLI-Driven IAM User Control

A Comprehensive Guide to Programmatic IAM Group Creation, User Assignment and Management

A Step-by-Step Guide to CLI-Driven IAM Group Setup and User Assignment Control

Muhammed Aslam
3 min readOct 18, 2023

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For an alternative method using the AWS Management Console:
“Prefer a visual approach 🖥️? such as graphical interface or want to explore another way to achieve the same IAM user creation and group setup management tasks, you can follow my step-by-step guide down below. This guide focuses on the AWS CLI for those who prefer programmatic control.”

Certainly! Here’s a simplified step-by-step guide for beginners on how to create an IAM (Identity and Access Management) user programmatically using the AWS Command Line Interface (CLI):

1. Install the AWS CLI:

  • If you haven’t already, install the AWS CLI on your computer. You can download the installer for your platform from the official AWS CLI

2. Create AWS CLI credentials to the user by giving programatic acces.

3. Configure AWS CLI Credentials:

  • Open a terminal or command prompt.
  • Run the following command to configure your AWS CLI with your AWS Access Key ID and Secret Access Key:
  • copy the key
aws configure
  • You will be prompted to enter your AWS Access Key ID, Secret Access Key, default region, and default output format (usually JSON). Provide the requested information.

Create an IAM User using AWS CLI:

  • Run the following AWS CLI command to create a new IAM user:
aws iam create-user --user-name [default]
  • aws iam create-user --user-name [default]
  • Replace [default] section with your desired username for the new IAM user.
  1. Review the Output:
  • If the user creation is successful, you will receive a JSON response confirming the creation of the IAM user.

Here’s a breakdown of what each command does:

  • aws configure: This command sets up your AWS CLI with the credentials and configuration needed to interact with AWS services. It's a one-time setup process.
  • aws iam create-user: This command is used to create a new IAM user. The --user-name flag specifies the username for the new IAM user.

Please note that while this guide provides a basic understanding of creating IAM users using the AWS CLI, in a real-world scenario, you would need to manage IAM policies and permissions for the user as well. Additionally, ensure that you have appropriate permissions in your AWS account to create IAM users.

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