Identify any exposed Amazon Simple Email Service (SES) identities and update their sending authorization policy in order to stop unauthorized users from sending emails from domains or addresses owned by your AWS SES account.
To prevent unauthorized users from sending emails on your behalf, restrict access only to trusted entities by implementing the appropriate AWS SES sending authorization policies. These authorization policies specify which other AWS accounts, IAM users and AWS services can send emails for your identity, and under what conditions.
To identify any exposed AWS SES identities available in your AWS account, perform the following:
To update the sending authorization policies associated with your Amazon SES identities in order to allow sender requests only from trusted AWS entities (delegate senders), perform the following actions: