A financial planning company runs a tax optimization application that allows people to enter their personal financial information and get recommendations. The company is committed to the maximum security for the Personally identifiable information (PII) data in S3 buckets, and as part of compliance requirements, it needs to implement a solution to be alerted in case of new PII and its access in S3. As an AWS Certified DevOps Engineer, which solution would you recommend such that it needs MINIMUM development effort?