AWS Credentials, Stored Safer

AWS Credentials, Stored Safer, can be stored in plain text. There is a setting in the aws config that allows AWS to source the credentials externally. We can use this in conjunction with native openssl to give you a poor mans encrypted aws keys. The aws cli stored key id and secret in plaintext in a well known location in well-known location. We need to update `~/.aws/config` and pass the full path of the script and the encrypted blob.