Trellix has disclosed a security breach involving unauthorized access to a portion of its source code repository. The company promptly initiated an investigation with forensic experts and notified law enforcement upon discovering the breach. Although the exact scope of the accessed data remains unclear, Trellix asserts that there is no evidence to suggest its source code has been modified or exploited1. The breach is concerning, as source code repositories often contain sensitive information that could be used to identify vulnerabilities in a company's products. The fact that Trellix has not found any evidence of code misuse suggests that the breach may have been limited in scope. Nevertheless, the incident highlights the importance of robust security measures for protecting sensitive code repositories. The breach matters to cybersecurity practitioners because it underscores the need for vigilance in safeguarding source code, which can be a valuable target for attackers seeking to exploit software vulnerabilities.