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Remediation Steps:
Perform following to modify database encryption on configure retention period for Redshift cluster :
Login to the AWS Management Console at https://console.aws.amazon.com.
Navigate to Redshift console.
In the navigation pane, choose CLUSTERS, then choose the cluster that you want to modify, then click on its identifier link listed in the Cluster column.
On the selected cluster configuration tab, click the Cluster dropdown button from the dashboard top menu and click Modify.
Inside the Modify cluster dialog box, select a number between 7 and 35 from the Automated snapshot retention period dropdown list to enable automated backups and set the number of days to retain automated snapshots for the selected Redshift cluster. Leave the rest of the settings unchanged.
Click Modify to apply the configuration changes.
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