Rotating Your Database Password Without Thinking About This Can Break Your Entire Application

📰 Medium · Cybersecurity

Learn how to safely rotate database passwords in Apache Tomcat without breaking your application, especially when using AWS Secrets Manager and Ansible for configuration.

intermediate Published 8 May 2026

Action Steps

Configure Apache Tomcat to use AWS Secrets Manager for database credentials
Understand the credential caching behavior in Apache Tomcat
Use Ansible to automate the rotation of database passwords while considering the caching behavior
Test the password rotation process to ensure application stability
Monitor the application for any issues after password rotation

Who Needs to Know This

DevOps engineers and developers working with Java applications connected to AWS RDS databases will benefit from understanding the credential caching behavior in Apache Tomcat to avoid application downtime.

Key Insight

💡 Credential caching in Apache Tomcat can cause issues when rotating database passwords, especially when using automated tools like AWS Secrets Manager and Ansible.