Datadog developed an automated auditing tool called "Clarity" to manage and monitor the security and efficiency of SaaS applications used by employees. Clarity audits user accounts in various SaaS applications against Datadog's HR system, Workday, to identify any discrepancies or unauthorized access. The tool integrates with AWS Lambda, Datadog, Slack, and Freshservice to log activities, send notifications, and create tickets for flagged accounts, ensuring quick remediation. By utilizing Datadog's metrics and logs, Clarity provides detailed insights and allows for seamless integration into existing workflows, ultimately enhancing visibility and control over the company's SaaS portfolio. Future plans include expanding Clarity's capabilities to monitor the actual usage of accounts, aiming to optimize software license expenditure and access management.