data-engineer video for a financial services company hosts its transactional database on Amazon RDS for PostgreSQL. Due to the sensitive nature of the data, the
A financial services company hosts its transactional database on Amazon RDS for PostgreSQL. Due to the sensitive nature of the data, the company implements strict security measures. The database credentials are rotated every 30 days to reduce the risk of unauthorized access. The application developers do not want to make code changes each time the credentials are rotated. Which service should be used to manage the database credentials with the LEAST operational effort while adhering to the company's security policy?