During a security team's quarterly review within a healthcare organization, the focus is on tightening the incident response strategy due to a rise in targeted ransomware attacks on the sector. As a lead analyst, you are assigned to identify predictive indicators to enhance proactive defenses. Considering the sophistication of threat actors, which information source is MOST likely to yield actionable insights on tactical threat tendencies that could inform your incident response enhancements?
Analysis of industry-wide threat patterns via SIEM dashboard correlations aligned with global threat intelligence reports.
Consolidated reports from intrusion detection and prevention systems (IDS/IPS) indicating triggered signatures.
Detailed audit of the change management logs to ensure all security patches have been applied.
Comprehensive review of the cryptographic hash comparisons performed on critical system backups.