Based on the search results, here are some of the key security technologies and measures used on celebrity yachts: 1. **Access Control Systems**: Celebrity yachts often employ advanced access control systems, such as biometric scanners (fingerprint, facial recognition) and keycard systems, to strictly regulate who can board the vessel. 2. **Surveillance Cameras**: Comprehensive CCTV systems with high-definition cameras are installed throughout the yacht to monitor activity and provide security footage. 3. **Alarm Systems**: Sophisticated alarm systems, including motion detectors and perimeter sensors, are in place to detect any unauthorized access or suspicious activity. 4. **Secure Communications**: Encrypted communication channels, such as satellite phones and secure messaging apps, allow the yacht's security team to coordinate and respond to incidents discreetly. 5. **Onboard Security Personnel**: Many celebrity yachts have dedicated security teams, often comprising former military or law enforcement personnel, to provide close protection and ensure the safety of guests. 6. **Tender Boat Security**: The smaller tender boats used to transport guests to and from the yacht are also equipped with security measures, such as GPS tracking and secure docking procedures. 7. **Cybersecurity Measures**: To protect against digital threats, celebrity yachts employ advanced cybersecurity solutions, including firewalls, antivirus software, and secure network infrastructure. 8. **Secure Docking and Berthing**: Yachts are often docked or berthed in private, guarded marinas or exclusive yacht clubs to minimize the risk of unauthorized access. 9. **Discreet Transportation**: Celebrities may use private helicopters, armored vehicles, or other discreet transportation methods to arrive and depart the yacht, avoiding public attention. 10. **Emergency Response Plans**: Comprehensive emergency response plans are in place to address potential crises, such as medical emergencies, natural disasters, or security breaches, ensuring the safety of all on board. These security technologies and measures work together to create a highly secure and private environment for celebrities and their guests while on board their luxury yachts. Citations: [1] https://fastercapital.com/topics/leveraging-yacht-networking-for-business-growth.html [2] https://fastercapital.com/content/Boating---Yachting-Networking-Event-Navigating-Success--How-Boating-and-Yachting-Networking-Events-Can-Boost-Your-Career.html [3] https://www.boatinternational.com/luxury-yacht-life/people-parties/glamorous-pictures-from-cannes-celebrity-yacht-parties--25889 [4] https://privateyachtrentals.co/celebrity-yacht-encounters-a-glimpse-into-stars-maritime-escapes/ [5] https://www.fantaseayachts.com/8-reasons-to-plan-your-corporate-event-on-a-yacht/