Sax, a prominent US accounting firm, recently disclosed a data breach affecting around 220,000 individuals. The breach, which involved unauthorized access to their network, was detected internally, but the investigation took over a year to conclude. This highlights significant issues in breach detection and response strategies within large organizations. While the specific attack methods and exploited vulnerabilities remain unclear, the incident points to the dangers of extended periods where attackers can operate undetected. The breach likely compromised sensitive personal and financial information, raising concerns about identity theft and fraud. For European firms that work with Sax, this breach poses indirect risks, particularly under GDPR regulations. If data belonging to European citizens was involved, Sax could face increased regulatory scrutiny and potential legal liabilities. The delay in addressing the breach suggests attackers may have been able to exfiltrate data or maintain persistent access, heightening the threat of secondary attacks like phishing or ransomware targeting related companies. To mitigate similar risks, European organizations are encouraged to adopt advanced threat detection technologies, such as behavioral analytics and anomaly detection. Implementing multi-factor authentication (MFA) for remote access is essential to protect against credential compromise. Data encryption should be standard, ensuring sensitive information remains protected even if accessed unlawfully. Regular incident response drills and thorough assessments of third-party vendors are also crucial in strengthening overall cybersecurity defenses. Continuous monitoring of logs and using endpoint detection tools can help identify suspicious activities more quickly, improving the readiness of organizations to respond to threats.