This comprehensive guide explores best practices, methodologies, and tools for sharing and collaborating on cyber threat intelligence (CTI). It covers the essential components of effective intelligence sharing, from legal and regulatory considerations to automated dissemination and cross-sector partnerships. Designed for cybersecurity professionals, it provides actionable insights on overcoming challenges such as data privacy, trust, and quality assurance. Whether you're enhancing internal communication or collaborating with external partners, this book ensures your organization is equipped to respond to cyber threats with precision and speed.