In its latest version, Oracle has introduced an innovative approach to protecting user data with the SQL Firewall. This feature extends protection beyond traditional external database firewalls and Database Activity Monitoring by enabling direct, rule-based data protection within the database itself. This advancement opens up exciting new possibilities but also poses challenges in implementing security strategies. In our presentation, we will illustrate the functionalities of the SQL Firewall through practical examples. Additionally, we will provide insights into developing a comprehensive security concept that leverages the SQL Firewall to enhance the security of your database with additional layers of protection. The presentation will be enriched with practical examples and live demonstrations. We will delve into best practices and potential application areas of the SQL Firewall, aiming to impart a thorough understanding of its capabilities and applications.