There are two types of ways to access the AWS services and resources. One is through the AWS console, and we have discussed the process on how to sign on; and the second way is through the CLI/API calls. For accessing via CLI, you need an access key and a secret access key for programmatic access. You can check the access key associated with a specific IAM user using Get-IAMAccessKey ; and you can create a new access key using New-IAMAccessKey:
PS C:\> Get-IAMAccessKey -UserName Ramesh
PS C:\> New-IAMAccessKey -UserName Ramesh
Note that this is the only time you can see the SecretAccessKey displayed on the screen. You cannot retrieve it later. Save it securely. If you miss it, then you need to create a new one and deactivate the old one. Recycling and maintaining the access key falls under customer responsibilities. Now, you can use the access key...