As a database administrator, securing a web application database is a crucial aspect of maintaining web application security. In this article, we will discuss some tips for securing a web application database. The article emphasizes the importance of limiting access to the database, using strong passwords, encrypting sensitive data, implementing regular backups, and using a firewall. Additionally, the article suggests monitoring database activity, regularly updating database software and patches, and keeping audit logs. The article highlights that securing the database is an ongoing process and requires regular maintenance to ensure the highest level of security.