Outline 上浒充通大学 SHANGHAI JIAO TONG UNIVERSITY ▣Introduction QNetwork Model and Definition QSecrecy Capacity for Independent Eavesdroppers QSecrecy Capacity for Colluding Eavesdroppers ▣Discussion Conclusion and Future Work Asymptotic Analysis on Secrecy Capacity in Large-Scale Wireless Networks 77 Outline ❑ Introduction ❑ Network Model and Definition ❑ Secrecy Capacity for Independent Eavesdroppers ❑ Secrecy Capacity for Colluding Eavesdroppers ❑ Discussion ❑ Conclusion and Future Work Asymptotic Analysis on Secrecy Capacity in Large-Scale Wireless Networks