NATO Cyber Defence Policy and NATO Computer Incident Response Capability (NCIRC) NATO-NCIRC-4: Cyber Threat Intelligence Sharing and Coordinated Vulnerability Disclosure

Participate in NATO cyber threat intelligence sharing via Malware Information Sharing Platform (MISP) instances operated by NCIRC + Cyber Threat Assessment Cell (CTAC) at SHAPE + bilateral channels with NATO Cooperative Cyber Defence Centre of Excellence (CCDCOE) in Tallinn Estonia. Apply STIX/TAXII formats per CCDCOE recommendations. Operate Coordinated Vulnerability Disclosure programme per CCDCOE Tallinn Manual 3.0 guidance + ISO/IEC 29147. Share indicators of compromise (IOCs) + tactics techniques and procedures (TTPs) with allied nations within 24-48 hours.