Requirement

The system must avoid common security vulnerabilities in every release and deployment.

Acceptance Criteria

• Zero instances of missing data encryption in production
• No OS command injection vulnerabilities present
• No SQL injection vulnerabilities present
• No buffer overflow vulnerabilities present
• All critical functions require authentication
• All protected operations require proper authorization
• File upload restricted to safe file types only
• Security decisions never rely on untrusted inputs
• 100% of releases pass security vulnerability scanning for these common vulnerabilities