IAM Password policy should have requirement for at least one uppercase character.
Explanation
IAM account password policies should ensure that passwords content including at least one uppercase character.
Insecure Example
The following example will fail the AWS043 check.
resource "aws_iam_account_password_policy" "strict" {
# ...
# require_uppercase_characters not set
# ...
}
Secure Example
The following example will pass the AWS043 check.
resource "aws_iam_account_password_policy" "strict" {
# ...
require_uppercase_characters = true
# ...
}