September 30, 2020
AWS Config

How to register delegated admin account for AWS Config

AWS Config Rules allows you to evaluate resource configuration based on best practices and perform remediation when the specified configuration policy is not followed. You can […]
May 19, 2020
Control Tower

How to install AWS Control Tower in existing AWS Organization

AWS Control Tower provides the easy and efficient way to set up and govern secure, multi-account AWS environment based on best practices established through AWS’ experience […]
May 11, 2020
Control Tower

How to create AWSControlTowerExecution IAM role in AWS account

To enrol the existing AWS account in AWS Control Tower as a managed account, the account must have the AWSControlTowerExecution this role created. The AWSControlTowerExecution role allows AWS […]
May 10, 2020

How to find if the windows server is in an Active Directory domain via PowerShell?

The Win32_ComputerSystem class represents a computer system operating in a Win32 environment. You can find more information here. Win32_ComputerSystem has a PartOfDomain property that indicates whether the computer is […]
May 10, 2020

How to remove password from /etc/shadow

The /etc/shadow file stores actual password in encrypted format and other passwords related information such as user name, last password change date, password expiration values, etc,. Historically, the /etc/passwd file […]
May 10, 2020

Test Preparation Checklist by Dr. Richard Felder

Test Preparation Checklist This checklist was developed by Dr. Richard Felder. Answer “Yes” only if you usually did the things described (as opposed to occasionally or […]
March 11, 2020

Bottlerocket – an open-source operating system for containers

AWS today released of a new, open-source software container operating system Bottlerocket running on bare metal servers or virtual machines. AWS Bottlerocket is currently available in […]
January 2, 2020

How to run multiple commands with ‘docker run’ command

Sometimes we need to run multiple shell commands in docker when we start the docker container To run multiple commands in docker, use /bin/bash -c and […]
May 25, 2019

How to upgrade terraform to v0.12 version

As terraform released a major version of terraform cli, providing many improvements mainly in terms of syntax, better error handling, etc, there is a need for […]
March 28, 2019

How to monitor any web endpoint using AWS

It’s crucial to know when your public HTTP(S) APIs or web applications go down, even for a short moment. Interruption of service could be extremely detrimental […]