Parameter Policies (Advanced Only)

Supported Policies

• Expiration – Deletes a parameter after a set TTL.

• ExpirationNotification – Sends an EventBridge notification before expiration.

• NoChangeNotification – Sends an EventBridge event if a parameter isn’t updated within a set period.

• Multiple policies can be attached to one parameter.

• Useful for enforcing security rotation, compliance, and automation.